143.249.96.0/20
Currently announced by AS1501 Headquarters, USAISC, in the routed prefix 143.249.96.0/20.
- Current ASN
- AS1501
- Headquarters, USAISC
- Routed prefix
- 143.249.96.0/20
- Most specific route covering this prefix
- ASNs over time
- 1
- 1 announcement record
- RIR allocation
- ARIN
- United States · 143.249.0.0/16
Routing data · Oct 23, 2026, 18:21 UTC
ASN historyEvery routed prefix covering 143.249.96.0/20
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 143.249.96.0/20 | AS1501 | Headquarters, USAISC |  United States | Before monitoring | 2026-10-23 18:21 | Announcing |
More specific routes5 total
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 143.249.100.0/24 | AS1501 | Headquarters, USAISC | United States | Before monitoring | 2026-10-23 18:21 | Announcing |
| 143.249.104.0/22 | AS1501 | Headquarters, USAISC | United States | 2026-10-23 10:22 | 2026-10-23 18:21 | Announcing |
| 143.249.104.0/24 | AS1501 | Headquarters, USAISC | United States | 2026-10-23 10:22 | 2026-10-23 18:21 | Announcing |
| 143.249.105.0/24 | AS1501 | Headquarters, USAISC | United States | 2026-10-23 10:22 | 2026-10-23 18:21 | Announcing |
| 143.249.111.0/24 | AS1501 | Headquarters, USAISC | United States | Before monitoring | 2026-10-23 18:21 | Announcing |
Change logAll changes
The routes covering this address have had no origin changes since ASNBase started monitoring.