153.11.232.0/21
Currently announced by AS397115 Electric Boat Corporation, in the routed prefix 153.11.232.0/21.
- Current ASN
- AS397115
- Electric Boat Corporation
- Routed prefix
- 153.11.232.0/21
- Most specific route covering this prefix
- ASNs over time
- 1
- 1 announcement record
- RIR allocation
- ARIN
- United States · 153.11.0.0/16
Routing data · Nov 2, 2026, 06:27 UTC
ASN historyEvery routed prefix covering 153.11.232.0/21
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 153.11.232.0/21 | AS397115 | Electric Boat Corporation |  United States | Before monitoring | 2026-11-02 06:27 | Announcing |
More specific routes4 total
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 153.11.236.0/22 | AS397115 | Electric Boat Corporation | United States | Before monitoring | 2026-11-02 06:27 | Announcing |
| 153.11.238.0/23 | AS397115 | Electric Boat Corporation | United States | Before monitoring | 2026-11-02 06:27 | Announcing |
| 153.11.238.0/24 | AS397115 | Electric Boat Corporation | United States | Before monitoring | 2026-11-02 06:27 | Announcing |
| 153.11.239.0/24 | AS397115 | Electric Boat Corporation | United States | Before monitoring | 2026-10-27 00:19 | Stopped |
Change logAll changes
The routes covering this address have had no origin changes since ASNBase started monitoring.