6.131.0.0/16
Currently announced by AS749 United States Department of Defense (AS749), in the routed prefix 6.131.0.0/16.
- Current ASN
- AS749
- United States Department of Defense (AS749)
- Routed prefix
- 6.131.0.0/16
- Most specific route covering this prefix
- ASNs over time
- 1
- 1 announcement record
- RIR allocation
- ARIN
- United States · 6.0.0.0/8
Routing data · Nov 8, 2026, 10:26 UTC
ASN historyEvery routed prefix covering 6.131.0.0/16
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 6.131.0.0/16 | AS749 | United States Department of Defense (AS749) |  United States | Before monitoring | 2026-11-08 10:26 | Announcing |
More specific routes19 total
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 6.131.132.0/22 | AS1540 | Headquarters, USAISC | United States | 2026-11-04 02:23 | 2026-11-08 10:26 | Announcing |
| 6.131.136.0/23 | AS1540 | Headquarters, USAISC | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 6.131.138.0/24 | AS1540 | Headquarters, USAISC | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 6.131.140.0/22 | AS1540 | Headquarters, USAISC | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 6.131.144.0/23 | AS367 | United States Department of Defense (DoD) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 6.131.146.0/24 | AS1540 | Headquarters, USAISC | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 6.131.147.0/24 | AS1540 | Headquarters, USAISC | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 6.131.148.0/22 | AS1540 | Headquarters, USAISC | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 6.131.154.0/23 | AS1540 | Headquarters, USAISC | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 6.131.156.0/22 | AS1540 | Headquarters, USAISC | United States | 2026-11-04 02:23 | 2026-11-08 10:26 | Announcing |
| 6.131.180.0/22 | AS1540 | Headquarters, USAISC | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 6.131.190.0/24 | AS1540 | Headquarters, USAISC | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 6.131.192.0/22 | AS1540 | Headquarters, USAISC | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 6.131.198.0/24 | AS1540 | Headquarters, USAISC | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 6.131.156.0/22 | AS367 | United States Department of Defense (DoD) | United States | Before monitoring | 2026-11-04 00:23 | Stopped |
| 6.131.164.0/22 | AS1540 | Headquarters, USAISC | United States | Before monitoring | 2026-11-07 04:26 | Stopped |
| 6.131.164.0/24 | AS1540 | Headquarters, USAISC | United States | 2026-11-07 02:21 | 2026-11-07 08:22 | Stopped |
| 6.131.165.0/24 | AS1540 | Headquarters, USAISC | United States | 2026-11-07 02:21 | 2026-11-07 04:26 | Stopped |
| 6.131.166.0/23 | AS1540 | Headquarters, USAISC | United States | 2026-11-07 02:21 | 2026-11-07 04:26 | Stopped |
Change logAll changes
The routes covering this address have had no origin changes since ASNBase started monitoring.