IP PREFIX
155.166.32.0/22
Originated by AS20057 · ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC
AnnouncedUSARIN
WEBSITE PREVIEWNo public website in RIPE or PeeringDBAS20057
RPKI & ROA validation
CURRENT STATE
valid
No matching VRP was returned by RIPE Routinator.
| ROA prefix | Origin | Max length | Status |
|---|---|---|---|
| 155.166.32.0/22 | AS20057 | /22 | valid |
| 155.166.0.0/17 | AS20057 | /17 | invalid_length |
| 155.166.0.0/16 | AS7018 | /16 | invalid_length |
Routing registry consistency
| 155.166.0.0/16 | AS7018 — ATT-INTERNET4 - AT&T Enterprises, LLC | Seen in BGP | ARIN |
| 155.166.32.0/22 | AS20057 — ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | Seen in BGP | ARIN |
| 155.166.0.0/17 | AS20057 — ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | Seen in BGP | ARIN, LEVEL3 |
Recent RPKI history
| Date | Covered prefix | VRPs | Max length |
|---|---|---|---|
| 23/09/2026 | 155.166.32.0/22 | 1 | /22 |
| 22/09/2026 | 155.166.32.0/22 | 1 | /22 |
| 21/09/2026 | 155.166.32.0/22 | 1 | /22 |
| 20/09/2026 | 155.166.32.0/22 | 1 | /22 |
| 19/09/2026 | 155.166.32.0/22 | 1 | /22 |
| 18/09/2026 | 155.166.32.0/22 | 1 | /22 |
| 17/09/2026 | 155.166.32.0/22 | 1 | /22 |
| 16/09/2026 | 155.166.32.0/22 | 1 | /22 |