IP PREFIX
166.215.0.0/16
Originated by AS20057 · ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC
AnnouncedUS
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 |
|---|---|---|---|
| 166.215.0.0/16 | AS20057 | /16 | valid |
| 166.212.0.0/14 | AS7018 | /14 | invalid_length |
Routing registry consistency
| 166.215.52.0/22 | AS20057 — ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | Seen in BGP | ARIN |
| 166.215.212.0/23 | AS20057 — ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | Seen in BGP | ARIN |
| 166.215.152.0/24 | AS20057 — ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | Seen in BGP | ARIN |
| 166.212.0.0/14 | AS7018 — ATT-INTERNET4 - AT&T Enterprises, LLC | Seen in BGP | ARIN |
| 166.215.172.0/23 | AS20057 — ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | Seen in BGP | ARIN |
| 166.215.128.0/17 | AS20057 — ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | Seen in BGP | ARIN, LEVEL3 |
| 166.215.0.0/16 | AS20057 — ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | Seen in BGP | ARIN, LEVEL3 |
| 166.215.168.0/23 | AS20057 — ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | Seen in BGP | ARIN |
| 166.215.200.0/21 | AS20057 — ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | Seen in BGP | ARIN |
| 166.215.0.0/17 | AS20057 — ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | Seen in BGP | ARIN, LEVEL3 |
| 166.215.56.0/24 | AS20057 — ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | Seen in BGP | ARIN |
Recent RPKI history
| Date | Covered prefix | VRPs | Max length |
|---|---|---|---|
| 08/10/2026 | 166.215.0.0/16 | 1 | /16 |
| 07/10/2026 | 166.215.0.0/16 | 1 | /16 |
| 06/10/2026 | 166.215.0.0/16 | 1 | /16 |
| 05/10/2026 | 166.215.0.0/16 | 1 | /16 |
| 04/10/2026 | 166.215.0.0/16 | 1 | /16 |
| 03/10/2026 | 166.215.0.0/16 | 1 | /16 |
| 02/10/2026 | 166.215.0.0/16 | 1 | /16 |
| 01/10/2026 | 166.215.0.0/16 | 1 | /16 |
| 30/09/2026 | 166.215.0.0/16 | 1 | /16 |
| 29/09/2026 | 166.215.0.0/16 | 1 | /16 |
| 28/09/2026 | 166.215.0.0/16 | 1 | /16 |
| 27/09/2026 | 166.215.0.0/16 | 1 | /16 |