123.51.200.0/23
Currently announced by AS9919 New Century InfoComm Tech Co., Ltd., in the routed prefix 123.51.200.0/23.
- Current ASN
- AS9919
- New Century InfoComm Tech Co., Ltd.
- Routed prefix
- 123.51.200.0/23
- Most specific route covering this prefix
- ASNs over time
- 1
- 4 announcement records
- RIR allocation
- APNIC
- Taiwan · 123.51.128.0/17
Routing data · Nov 1, 2026, 20:20 UTC
ASN historyEvery routed prefix covering 123.51.200.0/23
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 123.51.200.0/23 | AS9919 | New Century InfoComm Tech Co., Ltd. |  Taiwan | Before monitoring | 2026-11-01 20:20 | Announcing |
| 123.51.192.0/19 | AS9919 | New Century InfoComm Tech Co., Ltd. | Taiwan | Before monitoring | 2026-11-01 20:20 | Announcing |
| 123.51.192.0/18 | AS9919 | New Century InfoComm Tech Co., Ltd. | Taiwan | Before monitoring | 2026-11-01 20:20 | Announcing |
| 123.51.128.0/17 | AS9919 | New Century InfoComm Tech Co., Ltd. | Taiwan | Before monitoring | 2026-11-01 20:20 | Announcing |
More specific routes1 total
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 123.51.200.0/24 | AS9919 | New Century InfoComm Tech Co., Ltd. | Taiwan | Before monitoring | 2026-11-01 20:20 | Announcing |
Change logAll changes
The routes covering this address have had no origin changes since ASNBase started monitoring.