217.144.144.0/20
No route covers the whole prefix right now; more specific routes inside it are announced.
- Current ASN
- —
- Not announced
- Routed prefix
- —
- Most specific route covering this prefix
- ASNs over time
- 1
- 1 announcement record
- RIR allocation
- RIPENCC
- United Kingdom · 217.144.144.0/20
Routing data · Nov 1, 2026, 22:23 UTC
ASN historyEvery routed prefix covering 217.144.144.0/20
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 217.144.144.0/20 | AS8851 | Nasstar |  United Kingdom | Before monitoring | 2026-11-01 04:25 | Stopped |
More specific routes8 total
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 217.144.144.0/23 | AS8851 | Nasstar | United Kingdom | Before monitoring | 2026-11-01 22:23 | Announcing |
| 217.144.145.0/24 | AS25369 | Hydra Communications Ltd (EU) | United Kingdom | Before monitoring | 2026-11-01 22:23 | Announcing |
| 217.144.147.0/24 | AS135402 | US-FXCAPITAL |  United States | Before monitoring | 2026-11-01 22:23 | Announcing |
| 217.144.148.0/22 | AS8851 | Nasstar | United Kingdom | Before monitoring | 2026-11-01 22:23 | Announcing |
| 217.144.151.0/24 | AS16509 | Amazon.com | United States | Before monitoring | 2026-11-01 22:23 | Announcing |
| 217.144.152.0/23 | AS8851 | Nasstar | United Kingdom | Before monitoring | 2026-11-01 22:23 | Announcing |
| 217.144.155.0/24 | AS8851 | Nasstar | United Kingdom | Before monitoring | 2026-11-01 22:23 | Announcing |
| 217.144.156.0/22 | AS8851 | Nasstar | United Kingdom | Before monitoring | 2026-11-01 22:23 | Announcing |
Change logAll changes
| Detected (UTC) | Prefix | Change | ASN | Name | Previous ASN | Country |
|---|---|---|---|---|---|---|
| 2026-10-29 10:22 | 217.144.144.0/20 | Withdrawal | AS8851 | Nasstar | — | United Kingdom |