121.176.0.0/13
Currently announced by AS4766 KT Corporation (Korea Telecom), in the routed prefix 121.176.0.0/13.
- Current ASN
- AS4766
- KT Corporation (Korea Telecom)
- Routed prefix
- 121.176.0.0/13
- Most specific route covering this prefix
- ASNs over time
- 1
- 3 announcement records
- RIR allocation
- APNIC
- South Korea · 121.160.0.0/11
Routing data · Nov 8, 2026, 12:23 UTC
ASN historyEvery routed prefix covering 121.176.0.0/13
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 121.176.0.0/13 | AS4766 | KT Corporation (Korea Telecom) |  South Korea | Before monitoring | 2026-11-08 12:23 | Announcing |
| 121.176.0.0/12 | AS4766 | KT Corporation (Korea Telecom) | South Korea | Before monitoring | 2026-11-08 12:23 | Announcing |
| 121.160.0.0/11 | AS4766 | KT Corporation (Korea Telecom) | South Korea | Before monitoring | 2026-11-08 12:23 | Announcing |
More specific routes5 total
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 121.176.133.0/24 | AS4766 | KT Corporation (Korea Telecom) | South Korea | Before monitoring | 2026-11-08 12:23 | Announcing |
| 121.176.134.0/24 | AS4766 | KT Corporation (Korea Telecom) | South Korea | Before monitoring | 2026-11-08 12:23 | Announcing |
| 121.177.31.0/24 | AS38427 | FORCETEC Co., LTD. | South Korea | Before monitoring | 2026-11-08 12:23 | Announcing |
| 121.178.209.0/24 | AS38681 | Jeollanamdo Educational Research Information Institute | South Korea | Before monitoring | 2026-11-08 12:23 | Announcing |
| 121.181.196.0/24 | AS38696 | Korea Brain Research Institute | South Korea | Before monitoring | 2026-11-08 12:23 | Announcing |
Change logAll changes
The routes covering this address have had no origin changes since ASNBase started monitoring.