166.185.128.0/17
🇺🇸CIDR
166.185.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇺🇸 United States
City
New York
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 166.185.128.0/17 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 5/31/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 166.184.0.0/15 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 5/31/2026 |
| 166.185.0.0/16 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 5/31/2026 |
| 166.185.144.0/23 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 5/31/2026 |
| 166.185.204.0/23 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 5/31/2026 |
| 166.185.207.0/24 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 5/31/2026 |
| 166.185.212.0/24 | AS20057ATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC | No ROA | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/166.185.128.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/166.185.128.0/17" | jq
External Links