154.21.0.0/16
Where this subnet is, who announces it, and what our databases hold in it. Below, every /24 inside it; open one for its addresses.
Where it is
Addresses IP Geolocation places in each country, as a share of those it places.
- United States44,259 · 67.53%
- Canada4,416 · 6.74%
- Spain3,072 · 4.69%
- United Kingdom2,976 · 4.54%
- Palestinian Territory2,048 · 3.13%
- The Netherlands1,568 · 2.39%
- India1,536 · 2.34%
- France1,312 · 2.00%
- China1,024 · 1.56%
- Hong Kong1,024 · 1.56%
Who announces it
Each /24 counted for the AS announcing most of it, as a share of the routable addresses.
- AS174Cogent Communications, LLC46,592 · 71.09%
- AS396026Deasil Networks5,120 · 7.81%
- AS906DMIT Cloud Services4,096 · 6.25%
- AS979NetLab Global2,560 · 3.91%
- AS5650Verizon Business1,024 · 1.56%
- AS133527HuaBo Technology International Limited1,024 · 1.56%
- AS46475Limestone Networks, Inc.512 · 0.78%
- AS55066eStruxture Data Centers Inc.512 · 0.78%
- AS149487MOC COMPANY LIMITED512 · 0.78%
- AS152491RACKMONK DATACENTERS PRIVATE LIMITED512 · 0.78%
What the databases see
Addresses each address-keyed database holds in this block, as a share of its routable addresses. Counts overlap: one address can be in several.
- VPN IP1,8712.85%
- 0.27%
- 1.00%
- 0.00%
- 0.00%
- None here
- None here
- Hosting IP15,61623.83%
- None here
- Carrier IP1,0241.56%
- None here
- None here
- SSH IP6,4709.87%
- SMTP IP140.02%
- 0.05%
- Web IP2,9884.56%
- 0.14%
Announced prefixes
Every prefix inside this block that BGP Route saw announced, with its origin and RPKI status.
| PREFIX | ORIGIN | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|---|
| 154.21.0.0/16 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.8.0/23 | AS174Cogent Communications, LLC | Spain | Not found | 17 | 2026-10-02 |
| 154.21.10.0/23 | AS174Cogent Communications, LLC | Spain | Not found | 17 | 2026-10-02 |
| 154.21.13.0/24 | AS400211Port 80 | United States | Not found | 18 | 2026-10-02 |
| 154.21.14.0/24 | AS174Cogent Communications, LLC | Germany | Not found | 17 | 2026-10-02 |
| 154.21.15.0/24 | AS272935GB TELECORP DOMINICANA, S.R.L | Dominican Republic | Valid | 17 | 2026-10-02 |
| 154.21.16.0/22 | AS5650Verizon Business | United Kingdom | Not found | 17 | 2026-10-02 |
| 154.21.20.0/23 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.22.0/23 | AS149487MOC COMPANY LIMITED | Myanmar | Valid | 17 | 2026-10-02 |
| 154.21.22.0/24 | AS149487MOC COMPANY LIMITED | Myanmar | Valid | 17 | 2026-10-02 |
| 154.21.24.0/23 | AS174Cogent Communications, LLC | Spain | Not found | 17 | 2026-10-02 |
| 154.21.26.0/23 | AS174Cogent Communications, LLC | Spain | Not found | 17 | 2026-10-02 |
| 154.21.31.0/24 | AS174Cogent Communications, LLC | France | Not found | 17 | 2026-10-02 |
| 154.21.32.0/24 | AS174Cogent Communications, LLC | The Netherlands | Not found | 1 | 2026-10-02 |
| 154.21.33.0/24 | AS174Cogent Communications, LLC | The Netherlands | Not found | 1 | 2026-10-02 |
| 154.21.34.0/24 | AS174Cogent Communications, LLC | The Netherlands | Not found | 1 | 2026-10-02 |
| 154.21.35.0/24 | AS174Cogent Communications, LLC | The Netherlands | Not found | 1 | 2026-10-02 |
| 154.21.36.0/23 | AS174Cogent Communications, LLC | Canada | Not found | 17 | 2026-10-02 |
| 154.21.38.0/23 | AS174Cogent Communications, LLC | Canada | Not found | 17 | 2026-10-02 |
| 154.21.40.0/24 | AS150044Mieux Technologies Pvt Ltd | India | Valid | 17 | 2026-10-02 |
| 154.21.41.0/24 | AS174Cogent Communications, LLC | Italy | Not found | 17 | 2026-10-02 |
| 154.21.56.0/24 | AS55066eStruxture Data Centers Inc. | Canada | Not found | 17 | 2026-10-02 |
| 154.21.57.0/24 | AS55066eStruxture Data Centers Inc. | Canada | Not found | 17 | 2026-10-02 |
| 154.21.60.0/23 | AS174Cogent Communications, LLC | Canada | Not found | 17 | 2026-10-02 |
| 154.21.62.0/23 | AS174Cogent Communications, LLC | Canada | Not found | 17 | 2026-10-02 |
| 154.21.64.0/23 | AS174Cogent Communications, LLC | Canada | Not found | 17 | 2026-10-02 |
| 154.21.66.0/23 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.68.0/24 | AS174Cogent Communications, LLC | France | Not found | 17 | 2026-10-02 |
| 154.21.69.0/24 | AS174Cogent Communications, LLC | France | Not found | 17 | 2026-10-02 |
| 154.21.70.0/23 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.80.0/20 | AS906DMIT Cloud Services | United States | Not found | 1 | 2026-10-02 |
| 154.21.80.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.81.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.82.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.83.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.84.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.85.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.86.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.87.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.88.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.89.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.90.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.91.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.92.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.93.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.94.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.95.0/24 | AS906DMIT Cloud Services | United States | Not found | 17 | 2026-10-02 |
| 154.21.96.0/23 | AS174Cogent Communications, LLC | United Kingdom | Not found | 17 | 2026-10-02 |
| 154.21.98.0/24 | AS174Cogent Communications, LLC | The Netherlands | Not found | 17 | 2026-10-02 |
| 154.21.104.0/24 | AS174Cogent Communications, LLC | United States | Not found | 1 | 2026-10-29 |
| 154.21.106.0/24 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.107.0/24 | AS399275Solid Systems LLC | United States | Not found | 18 | 2026-10-02 |
| 154.21.110.0/23 | AS174Cogent Communications, LLC | United Kingdom | Not found | 17 | 2026-10-02 |
| 154.21.112.0/24 | AS152491RACKMONK DATACENTERS PRIVATE LIMITED | India | Valid | 17 | 2026-10-02 |
| 154.21.113.0/24 | AS152491RACKMONK DATACENTERS PRIVATE LIMITED | India | Valid | 17 | 2026-10-02 |
| 154.21.118.0/24 | AS174Cogent Communications, LLC | Romania | Not found | 17 | 2026-10-02 |
| 154.21.119.0/24 | AS174Cogent Communications, LLC | United States | Not found | 1 | 2026-10-29 |
| 154.21.124.0/23 | AS174Cogent Communications, LLC | Spain | Not found | 17 | 2026-10-02 |
| 154.21.126.0/23 | AS174Cogent Communications, LLC | Spain | Not found | 17 | 2026-10-02 |
| 154.21.128.0/22 | AS396026Deasil Networks | United States | Not found | 17 | 2026-10-02 |
| 154.21.132.0/22 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.136.0/22 | AS396026Deasil Networks | United States | Not found | 17 | 2026-10-02 |
| 154.21.148.0/22 | AS396026Deasil Networks | United States | Not found | 17 | 2026-10-02 |
| 154.21.154.0/23 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.157.0/24 | AS174Cogent Communications, LLC | United Kingdom | Not found | 17 | 2026-10-02 |
| 154.21.158.0/23 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.160.0/22 | AS133527HuaBo Technology International Limited | China | Valid | 17 | 2026-10-02 |
| 154.21.168.0/23 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.172.0/22 | AS174Cogent Communications, LLC | Canada | Not found | 17 | 2026-10-02 |
| 154.21.192.0/21 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.194.0/24 | AS979NetLab Global | United States | Not found | 17 | 2026-10-02 |
| 154.21.195.0/24 | AS979NetLab Global | United States | Not found | 17 | 2026-10-02 |
| 154.21.196.0/22 | AS979NetLab Global | United States | Not found | 17 | 2026-10-02 |
| 154.21.200.0/22 | AS979NetLab Global | Hong Kong | Not found | 17 | 2026-10-02 |
| 154.21.200.0/24also AS1014 | AS979NetLab Global | Hong Kong | Not found | 5 | 2026-10-02 |
| 154.21.200.0/24also AS979 | AS1014NetLab Global | Hong Kong | Not found | 3 | 2026-10-14 |
| 154.21.201.0/24also AS1014 | AS979NetLab Global | Hong Kong | Not found | 5 | 2026-10-02 |
| 154.21.201.0/24also AS979 | AS1014NetLab Global | Hong Kong | Not found | 3 | 2026-10-14 |
| 154.21.202.0/24also AS1014 | AS979NetLab Global | Hong Kong | Not found | 5 | 2026-10-02 |
| 154.21.202.0/24also AS979 | AS1014NetLab Global | Hong Kong | Not found | 3 | 2026-10-14 |
| 154.21.203.0/24also AS1014 | AS979NetLab Global | Hong Kong | Not found | 5 | 2026-10-02 |
| 154.21.203.0/24also AS979 | AS1014NetLab Global | Hong Kong | Not found | 3 | 2026-10-14 |
| 154.21.204.0/22 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.205.0/24 | AS197196PANSTAR CLOUD LIMITED | United States | Not found | 17 | 2026-10-27 |
| 154.21.208.0/23 | AS397797City of Marshall | United States | Valid | 17 | 2026-10-02 |
| 154.21.210.0/23 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.212.0/23 | AS46475Limestone Networks, Inc. | United States | Not found | 18 | 2026-10-02 |
| 154.21.214.0/24 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.215.0/24 | AS56504HostCircle B.V. | The Netherlands | Valid | 17 | 2026-10-03 |
| 154.21.216.0/24 | AS174Cogent Communications, LLC | Singapore | Not found | 17 | 2026-10-02 |
| 154.21.217.0/24 | AS138890PT Acehlink Media | Indonesia | Valid | 18 | 2026-10-06 |
| 154.21.218.0/23 | AS174Cogent Communications, LLC | France | Not found | 17 | 2026-10-02 |
| 154.21.224.0/21 | AS396026Deasil Networks | United States | Not found | 17 | 2026-10-02 |
| 154.21.232.0/23 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.234.0/23 | AS154871Comprint Tech-Solutions (I) PRIVATE LIMITED | India | Valid | 17 | 2026-10-02 |
| 154.21.236.0/23 | AS174Cogent Communications, LLC | United States | Not found | 17 | 2026-10-02 |
| 154.21.238.0/24 | AS174Cogent Communications, LLC | Canada | Not found | 17 | 2026-10-02 |
| 154.21.239.0/24 | AS399275Solid Systems LLC | United States | Not found | 18 | 2026-10-02 |
Every /24 inside it
| 154.21.0.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.1.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.2.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.3.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.4.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.5.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.6.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.7.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.8.0/24 | Spain | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.9.0/24 | Spain | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.10.0/24 | Spain | AS174Cogent Communications, LLC | 0 | 256 | 100.00% |
| 154.21.11.0/24 | Spain | AS174Cogent Communications, LLC | 0 | 256 | 100.00% |
| 154.21.12.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.13.0/24 | United States | AS400211Port 80 | 0 | 0 | 0.00% |
| 154.21.14.0/24 | Germany | AS174Cogent Communications, LLC | 1 | 0 | 0.39% |
| 154.21.15.0/24 | Dominican Republic | AS272935GB TELECORP DOMINICANA, S.R.L | 67 | 0 | 26.17% |
| 154.21.16.0/24 | United Kingdom | AS5650Verizon Business | 0 | 0 | 0.00% |
| 154.21.17.0/24 | United Kingdom | AS5650Verizon Business | 0 | 0 | 0.00% |
| 154.21.18.0/24 | United Kingdom | AS5650Verizon Business | 0 | 0 | 0.00% |
| 154.21.19.0/24 | United Kingdom | AS5650Verizon Business | 0 | 0 | 0.00% |
| 154.21.20.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.21.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.22.0/24 | Myanmar | AS149487MOC COMPANY LIMITED | 46 | 0 | 17.97% |
| 154.21.23.0/24 | Myanmar | AS149487MOC COMPANY LIMITED | 0 | 0 | 0.00% |
| 154.21.24.0/24 | Spain | AS174Cogent Communications, LLC | 0 | 256 | 100.00% |
| 154.21.25.0/24 | Spain | AS174Cogent Communications, LLC | 0 | 256 | 100.00% |
| 154.21.26.0/24 | Spain | AS174Cogent Communications, LLC | 0 | 256 | 100.00% |
| 154.21.27.0/24 | Spain | AS174Cogent Communications, LLC | 0 | 256 | 100.00% |
| 154.21.28.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.29.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.30.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.31.0/24 | France | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.32.0/24 | The Netherlands | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.33.0/24 | The Netherlands | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.34.0/24 | The Netherlands | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.35.0/24 | The Netherlands | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.36.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.37.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.38.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.39.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.40.0/24 | India | AS150044Mieux Technologies Pvt Ltd | 1 | 256 | 100.00% |
| 154.21.41.0/24 | Italy | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.42.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.43.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.44.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.45.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.46.0/24 | United States | AS174Cogent Communications, LLC | 0 | 256 | 100.00% |
| 154.21.47.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.48.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.49.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.50.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.51.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.52.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.53.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.54.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.55.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.56.0/24 | Canada | AS55066eStruxture Data Centers Inc. | 0 | 256 | 100.00% |
| 154.21.57.0/24 | Canada | AS55066eStruxture Data Centers Inc. | 0 | 256 | 100.00% |
| 154.21.58.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.59.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.60.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.61.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.62.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.63.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.64.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.65.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.66.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.67.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.68.0/24 | France | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.69.0/24 | France | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.70.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.71.0/24 | United Kingdom | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.72.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.73.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.74.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.75.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.76.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.77.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.78.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.79.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.80.0/24 | United States | AS906DMIT Cloud Services | 2 | 256 | 100.00% |
| 154.21.81.0/24 | United States | AS906DMIT Cloud Services | 3 | 256 | 100.00% |
| 154.21.82.0/24 | United States | AS906DMIT Cloud Services | 3 | 256 | 100.00% |
| 154.21.83.0/24 | United States | AS906DMIT Cloud Services | 1 | 256 | 100.00% |
| 154.21.84.0/24 | United States | AS906DMIT Cloud Services | 3 | 256 | 100.00% |
| 154.21.85.0/24 | United States | AS906DMIT Cloud Services | 3 | 256 | 100.00% |
| 154.21.86.0/24 | United States | AS906DMIT Cloud Services | 2 | 256 | 100.00% |
| 154.21.87.0/24 | United States | AS906DMIT Cloud Services | 2 | 256 | 100.00% |
| 154.21.88.0/24 | United States | AS906DMIT Cloud Services | 2 | 256 | 100.00% |
| 154.21.89.0/24 | United States | AS906DMIT Cloud Services | 3 | 256 | 100.00% |
| 154.21.90.0/24 | United States | AS906DMIT Cloud Services | 2 | 256 | 100.00% |
| 154.21.91.0/24 | United States | AS906DMIT Cloud Services | 1 | 256 | 100.00% |
| 154.21.92.0/24 | United States | AS906DMIT Cloud Services | 1 | 256 | 100.00% |
| 154.21.93.0/24 | United States | AS906DMIT Cloud Services | 1 | 256 | 100.00% |
| 154.21.94.0/24 | United States | AS906DMIT Cloud Services | 4 | 256 | 100.00% |
| 154.21.95.0/24 | United States | AS906DMIT Cloud Services | 1 | 256 | 100.00% |
| 154.21.96.0/24 | United Kingdom | AS174Cogent Communications, LLC | 163 | 256 | 100.00% |
| 154.21.97.0/24 | United Kingdom | AS174Cogent Communications, LLC | 175 | 256 | 100.00% |
| 154.21.98.0/24 | The Netherlands | AS174Cogent Communications, LLC | 256 | 256 | 100.00% |
| 154.21.99.0/24 | India | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.100.0/24 | Palestinian Territory | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.101.0/24 | Palestinian Territory | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.102.0/24 | Palestinian Territory | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.103.0/24 | Palestinian Territory | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.104.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.105.0/24 | Indonesia | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.106.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.107.0/24 | United States | AS399275Solid Systems LLC | 0 | 256 | 100.00% |
| 154.21.108.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.109.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.110.0/24 | United Kingdom | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.111.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.112.0/24 | India | AS152491RACKMONK DATACENTERS PRIVATE LIMITED | 0 | 256 | 100.00% |
| 154.21.113.0/24 | India | AS152491RACKMONK DATACENTERS PRIVATE LIMITED | 0 | 256 | 100.00% |
| 154.21.114.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.115.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.116.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.117.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.118.0/24 | Romania | AS174Cogent Communications, LLC | 1 | 0 | 0.39% |
| 154.21.119.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.120.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.121.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.122.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.123.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.124.0/24 | Spain | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.125.0/24 | Spain | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.126.0/24 | Spain | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.127.0/24 | Spain | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.128.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.129.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.130.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.131.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.132.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.133.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.134.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.135.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.136.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.137.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.138.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.139.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.140.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.141.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.142.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.143.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.144.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.145.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.146.0/24 | United States | AS174Cogent Communications, LLC | 32 | 256 | 100.00% |
| 154.21.147.0/24 | United States | AS174Cogent Communications, LLC | 0 | 256 | 100.00% |
| 154.21.148.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.149.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.150.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.151.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.152.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.153.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.154.0/24 | United States | AS174Cogent Communications, LLC | 147 | 256 | 100.00% |
| 154.21.155.0/24 | United Kingdom | AS174Cogent Communications, LLC | 165 | 256 | 100.00% |
| 154.21.156.0/24 | United Kingdom | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.157.0/24 | United Kingdom | AS174Cogent Communications, LLC | 256 | 256 | 100.00% |
| 154.21.158.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.159.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.160.0/24 | China | AS133527HuaBo Technology International Limited | 256 | 0 | 100.00% |
| 154.21.161.0/24 | China | AS133527HuaBo Technology International Limited | 256 | 0 | 100.00% |
| 154.21.162.0/24 | China | AS133527HuaBo Technology International Limited | 256 | 0 | 100.00% |
| 154.21.163.0/24 | China | AS133527HuaBo Technology International Limited | 256 | 0 | 100.00% |
| 154.21.164.0/24 | Palestinian Territory | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.165.0/24 | Palestinian Territory | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.166.0/24 | Palestinian Territory | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.167.0/24 | Palestinian Territory | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.168.0/24 | United States | AS174Cogent Communications, LLC | 0 | 256 | 100.00% |
| 154.21.169.0/24 | United States | AS174Cogent Communications, LLC | 0 | 256 | 100.00% |
| 154.21.170.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.171.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.172.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.173.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.174.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.175.0/24 | Canada | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.176.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.177.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.178.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.179.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.180.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.181.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.182.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.183.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.184.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.185.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.186.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.187.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.188.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.189.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.190.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.191.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.192.0/24 | United States | AS174Cogent Communications, LLC | 2 | 256 | 100.00% |
| 154.21.193.0/24 | United States | AS174Cogent Communications, LLC | 3 | 256 | 100.00% |
| 154.21.194.0/24 | United States | AS979NetLab Global | 3 | 256 | 100.00% |
| 154.21.195.0/24 | United States | AS979NetLab Global | 6 | 256 | 100.00% |
| 154.21.196.0/24 | United States | AS979NetLab Global | 0 | 256 | 100.00% |
| 154.21.197.0/24 | United States | AS979NetLab Global | 8 | 256 | 100.00% |
| 154.21.198.0/24 | United States | AS979NetLab Global | 1 | 256 | 100.00% |
| 154.21.199.0/24 | United States | AS979NetLab Global | 4 | 256 | 100.00% |
| 154.21.200.0/24 | Hong Kong | AS979NetLab Global | 2 | 256 | 100.00% |
| 154.21.201.0/24 | Hong Kong | AS979NetLab Global | 2 | 256 | 100.00% |
| 154.21.202.0/24 | Hong Kong | AS979NetLab Global | 2 | 256 | 100.00% |
| 154.21.203.0/24 | Hong Kong | AS979NetLab Global | 6 | 256 | 100.00% |
| 154.21.204.0/24 | United States | AS174Cogent Communications, LLC | 3 | 256 | 100.00% |
| 154.21.205.0/24 | United States | AS197196PANSTAR CLOUD LIMITED | 0 | 256 | 100.00% |
| 154.21.206.0/24 | United States | AS174Cogent Communications, LLC | 0 | 256 | 100.00% |
| 154.21.207.0/24 | United States | AS174Cogent Communications, LLC | 4 | 256 | 100.00% |
| 154.21.208.0/24 | United States | AS397797City of Marshall | 0 | 0 | 0.00% |
| 154.21.209.0/24 | United States | AS397797City of Marshall | 0 | 0 | 0.00% |
| 154.21.210.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.211.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.212.0/24 | United States | AS46475Limestone Networks, Inc. | 0 | 256 | 100.00% |
| 154.21.213.0/24 | United States | AS46475Limestone Networks, Inc. | 0 | 256 | 100.00% |
| 154.21.214.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.215.0/24 | The Netherlands | AS56504HostCircle B.V. | 0 | 0 | 0.00% |
| 154.21.216.0/24 | Singapore | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.217.0/24 | Indonesia | AS138890PT Acehlink Media | 1 | 0 | 0.39% |
| 154.21.218.0/24 | France | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.219.0/24 | France | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.220.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.221.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.222.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.223.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.224.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.225.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.226.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.227.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.228.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.229.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.230.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.231.0/24 | United States | AS396026Deasil Networks | 0 | 0 | 0.00% |
| 154.21.232.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.233.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.234.0/24 | India | AS154871Comprint Tech-Solutions (I) PRIVATE LIMITED | 0 | 256 | 100.00% |
| 154.21.235.0/24 | India | AS154871Comprint Tech-Solutions (I) PRIVATE LIMITED | 0 | 256 | 100.00% |
| 154.21.236.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.237.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.238.0/24 | Canada | AS174Cogent Communications, LLC | 256 | 256 | 100.00% |
| 154.21.239.0/24 | United States | AS399275Solid Systems LLC | 0 | 256 | 100.00% |
| 154.21.240.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.241.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.242.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.243.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.244.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.245.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.246.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.247.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.248.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.249.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.250.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.251.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.252.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.253.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.254.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
| 154.21.255.0/24 | United States | AS174Cogent Communications, LLC | 0 | 0 | 0.00% |
Test the real build first.
An evaluation license puts a full current build in your hands, with no sampling, so you can measure it against your own traffic before anyone talks about terms.