65,536 routable4 ASes
/16 subnet
121.140.0.0/16
Where this subnet is, who announces it, and what our databases hold in it. Below, every /24 inside it; open one for its addresses.
65,536
routable addresses
65,536
geolocated
1
country
4
announcing ASes
6
announced prefixes
1,711
anonymous addresses
Where it is
Addresses IP Geolocation places in each country, as a share of those it places.
- South Korea65,536 · 100.00%
Who announces it
Each /24 counted for the AS announcing most of it, as a share of the routable addresses.
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 IP1,3612.08%
- 0.57%
- 0.04%
- 0.00%
- None here
- None here
- None here
- None here
- None here
- Carrier IP31,23247.66%
- None here
- None here
- SSH IP9391.43%
- SMTP IP110.02%
- 0.21%
- Web IP1,1711.79%
- BitTorrent IP1,2881.97%
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 |
|---|---|---|---|---|---|
| 121.140.50.0/24 | AS55592Korea Data Telecommunication Co., Ltd. | South Korea | Not found | 18 | 2026-10-02 |
| 121.140.76.0/24 | AS9524Hyundai Autoever Corp. | South Korea | Not found | 18 | 2026-10-02 |
| 121.140.97.0/24 | AS9530SHINSEGAE I C Co., Ltd. | South Korea | Not found | 18 | 2026-10-02 |
| 121.140.104.0/24 | AS55592Korea Data Telecommunication Co., Ltd. | South Korea | Not found | 18 | 2026-10-02 |
| 121.140.118.0/24 | AS55592Korea Data Telecommunication Co., Ltd. | South Korea | Not found | 18 | 2026-10-02 |
| 121.140.137.0/24 | AS55592Korea Data Telecommunication Co., Ltd. | South Korea | Not found | 18 | 2026-10-02 |
Every /24 inside it
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