194.231.128.0/22
Currently announced by AS399989 ULTRA ONE, in the routed prefix 194.231.128.0/22.
- Current ASN
- AS399989
- ULTRA ONE
- Routed prefix
- 194.231.128.0/22
- Most specific route covering this prefix
- ASNs over time
- 2
- 2 announcement records
- RIR allocation
- RIPENCC
- United States · 194.231.0.0/16
Routing data · Oct 23, 2026, 06:22 UTC
ASN historyEvery routed prefix covering 194.231.128.0/22
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 194.231.128.0/22 | AS399989 | ULTRA ONE |  United States | Before monitoring | 2026-10-23 06:22 | Announcing |
| 194.231.0.0/16 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-10-23 06:22 | Announcing |
More specific routes4 total
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 194.231.128.0/24 | AS44803 | WEBDOCK-AS |  Denmark | Before monitoring | 2026-10-23 06:22 | Announcing |
| 194.231.129.0/24 | AS44803 | WEBDOCK-AS | Denmark | Before monitoring | 2026-10-23 06:22 | Announcing |
| 194.231.130.0/24 | AS44803 | WEBDOCK-AS | Denmark | Before monitoring | 2026-10-23 06:22 | Announcing |
| 194.231.131.0/24 | AS44803 | WEBDOCK-AS | Denmark | Before monitoring | 2026-10-23 06:22 | Announcing |
Change logAll changes
The routes covering this address have had no origin changes since ASNBase started monitoring.