113.21.0.0/16
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.
- Singapore16,286 · 24.85%
- Taiwan12,288 · 18.75%
- South Korea8,192 · 12.50%
- New Caledonia8,192 · 12.50%
- Japan6,144 · 9.38%
- India4,112 · 6.27%
- Australia4,110 · 6.27%
- China2,048 · 3.13%
- Thailand2,048 · 3.13%
- Bangladesh1,024 · 1.56%
Who announces it
Each /24 counted for the AS announcing most of it, as a share of the routable addresses.
- AS703Verizon Business8,192 · 12.50%
- AS17480Can'l8,192 · 12.50%
- AS9244Diyixian.com (TW) Limited6,656 · 10.16%
- AS17534NSK Co.,Ltd.4,096 · 6.25%
- AS38835Buroserv Australia Pty Ltd4,096 · 6.25%
- AS45474Nexusguard Pte. Ltd.4,096 · 6.25%
- AS45775WISH NET PRIVATE LIMITED4,096 · 6.25%
- AS23627UEDA CABLE VISION CO.,LTD.2,048 · 3.13%
- AS38082True International Gateway Co., Ltd.2,048 · 3.13%
- AS45766Triangle Services Limited.1,024 · 1.56%
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 IP7001.07%
- 1.13%
- 0.00%
- None here
- None here
- None here
- None here
- Hosting IP7681.17%
- CDN IP100.02%
- Carrier IP9,21614.06%
- None here
- None here
- SSH IP790.12%
- SMTP IP110.02%
- 0.21%
- Web IP2,9944.57%
- 0.74%
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 |
|---|---|---|---|---|---|
| 113.21.32.0/20 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.32.0/21 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.32.0/22 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.32.0/23 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.32.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.33.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.34.0/23 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.34.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.35.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.36.0/22 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.36.0/23 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.36.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.37.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.38.0/23 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.38.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.39.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.40.0/21 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.40.0/22 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.40.0/23 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.40.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.41.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.42.0/23 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.42.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.43.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.44.0/22 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.44.0/23 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.44.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.45.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.46.0/23 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.46.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.47.0/24 | AS38835Buroserv Australia Pty Ltd | Australia | Valid | 17 | 2026-10-02 |
| 113.21.48.0/20 | AS17534NSK Co.,Ltd. | Japan | Not found | 17 | 2026-10-02 |
| 113.21.64.0/21 | AS45775WISH NET PRIVATE LIMITED | India | Valid | 17 | 2026-10-02 |
| 113.21.72.0/22 | AS45775WISH NET PRIVATE LIMITED | India | Valid | 17 | 2026-10-02 |
| 113.21.76.0/22 | AS45775WISH NET PRIVATE LIMITED | India | Valid | 17 | 2026-10-02 |
| 113.21.90.0/24 | AS17408AboveNet Communications Taiwan | Taiwan | Valid | 18 | 2026-10-02 |
| 113.21.92.0/24 | AS137263NETEASE HONG KONG LIMITED | Taiwan | Valid | 17 | 2026-10-02 |
| 113.21.95.0/24 | AS17408AboveNet Communications Taiwan | Taiwan | Valid | 18 | 2026-10-02 |
| 113.21.96.0/20 | AS17480Can'l | New Caledonia | Valid | 17 | 2026-10-02 |
| 113.21.112.0/20 | AS17480Can'l | New Caledonia | Valid | 17 | 2026-10-02 |
| 113.21.128.0/19 | AS703Verizon Business | Malaysia | Not found | 17 | 2026-10-02 |
| 113.21.160.0/20 | AS9244Diyixian.com (TW) Limited | Taiwan | Valid | 17 | 2026-10-02 |
| 113.21.173.0/24 | AS9244Diyixian.com (TW) Limited | Taiwan | Valid | 16 | 2026-10-02 |
| 113.21.175.0/24 | AS9244Diyixian.com (TW) Limited | Taiwan | Valid | 17 | 2026-10-02 |
| 113.21.176.0/21 | AS9244Diyixian.com (TW) Limited | Taiwan | Valid | 17 | 2026-10-02 |
| 113.21.184.0/24 | AS9584Diyixian.com Limited | Taiwan | Valid | 18 | 2026-10-02 |
| 113.21.190.0/23 | AS9244Diyixian.com (TW) Limited | Taiwan | Valid | 17 | 2026-10-02 |
| 113.21.194.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.199.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 7 | 2026-10-02 |
| 113.21.200.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.202.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.204.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.205.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.206.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.208.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.213.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.214.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.215.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.217.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.218.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.219.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.220.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.223.0/24 | AS45474Nexusguard Pte. Ltd. | Singapore | Valid | 17 | 2026-10-02 |
| 113.21.224.0/22 | AS56030Voyager Internet Ltd. | New Zealand | Valid | 18 | 2026-10-02 |
| 113.21.228.0/22 | AS45766Triangle Services Limited. | Bangladesh | Valid | 17 | 2026-10-02 |
| 113.21.228.0/23 | AS45766Triangle Services Limited. | Bangladesh | Valid | 17 | 2026-10-02 |
| 113.21.228.0/24 | AS45766Triangle Services Limited. | Bangladesh | Valid | 17 | 2026-10-02 |
| 113.21.229.0/24 | AS45766Triangle Services Limited. | Bangladesh | Valid | 17 | 2026-10-02 |
| 113.21.230.0/23 | AS45766Triangle Services Limited. | Bangladesh | Valid | 17 | 2026-10-02 |
| 113.21.230.0/24 | AS45766Triangle Services Limited. | Bangladesh | Valid | 17 | 2026-10-02 |
| 113.21.231.0/24 | AS45766Triangle Services Limited. | Bangladesh | Valid | 17 | 2026-10-02 |
| 113.21.232.0/24also AS134773 | AS131314CBC Tech International Limited | China | Valid | 14 | 2026-10-02 |
| 113.21.232.0/24also AS131314 | AS134773CHINANET Guangdong province Guangzhou MAN network | China | Valid | 3 | 2026-10-02 |
| 113.21.233.0/24also AS134773 | AS131314CBC Tech International Limited | China | Valid | 14 | 2026-10-02 |
| 113.21.233.0/24also AS131314 | AS134773CHINANET Guangdong province Guangzhou MAN network | China | Valid | 3 | 2026-10-02 |
| 113.21.234.0/24 | AS134773CHINANET Guangdong province Guangzhou MAN network | China | Valid | 17 | 2026-10-02 |
| 113.21.235.0/24 | AS17622China Unicom Guangzhou network | China | Valid | 17 | 2026-10-02 |
| 113.21.236.0/24also AS131314 | AS4812China Telecom (Group) | China | Valid | 1 | 2026-10-29 |
| 113.21.236.0/24also AS4812 | AS131314CBC Tech International Limited | China | Valid | 16 | 2026-10-02 |
| 113.21.237.0/24 | AS4812China Telecom (Group) | China | Valid | 17 | 2026-10-02 |
| 113.21.238.0/24 | AS4812China Telecom (Group) | China | Valid | 17 | 2026-10-02 |
| 113.21.239.0/24also AS131314 | AS4812China Telecom (Group) | China | Valid | 2 | 2026-10-02 |
| 113.21.239.0/24also AS4812 | AS131314CBC Tech International Limited | China | Valid | 15 | 2026-10-02 |
| 113.21.240.0/22 | AS38082True International Gateway Co., Ltd. | Thailand | Valid | 17 | 2026-10-02 |
| 113.21.240.0/24 | AS38082True International Gateway Co., Ltd. | Thailand | Valid | 17 | 2026-10-02 |
| 113.21.241.0/24 | AS38082True International Gateway Co., Ltd. | Thailand | Valid | 17 | 2026-10-02 |
| 113.21.242.0/24 | AS38082True International Gateway Co., Ltd. | Thailand | Valid | 17 | 2026-10-02 |
| 113.21.243.0/24 | AS38082True International Gateway Co., Ltd. | Thailand | Valid | 17 | 2026-10-02 |
| 113.21.244.0/22 | AS38082True International Gateway Co., Ltd. | Thailand | Valid | 17 | 2026-10-02 |
| 113.21.244.0/24 | AS38082True International Gateway Co., Ltd. | Thailand | Valid | 17 | 2026-10-02 |
| 113.21.245.0/24 | AS38082True International Gateway Co., Ltd. | Thailand | Valid | 17 | 2026-10-02 |
| 113.21.247.0/24 | AS38082True International Gateway Co., Ltd. | Thailand | Valid | 17 | 2026-10-02 |
| 113.21.248.0/21 | AS23627UEDA CABLE VISION CO.,LTD. | Japan | Not found | 17 | 2026-10-02 |
Every /24 inside it
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.