166.212.0.0/15
🇺🇸CIDR
166.212.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇺🇸 United States
City
Atlanta
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 166.212.0.0/15 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 6/13/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 166.212.0.0/16 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 6/13/2026 |
| 166.213.0.0/16 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 6/13/2026 |
| 166.213.6.0/24 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 6/13/2026 |
| 166.213.126.0/24 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 6/13/2026 |
| 166.213.158.0/24 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 6/13/2026 |
| 166.213.163.0/24 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 6/13/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/166.212.0.0/15Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/166.212.0.0/15" | jq
External Links