166.197.0.0/19
🇺🇸CIDR
166.197.0.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇺🇸 United States
City
Dallas (Dallas Downtown Historic District)
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 166.197.0.0/19 | AS7287PBI-NET-BLK2 - AT&T Enterprises, LLC | No ROA | — | 6/13/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 166.192.0.0/13 | AS7018ATT-INTERNET4 - AT&T Enterprises, LLC | No ROA | — | 6/13/2026 |
| 166.197.9.0/24 | AS7287PBI-NET-BLK2 - AT&T Enterprises, LLC | No ROA | — | 6/13/2026 |
Geolocation
Country🇺🇸United StatesUS
RegionTexas
CityDallas (Dallas Downtown Historic District)
Coordinates32.7796, -96.7989 ↗
API
Open https://api.ipctl.io/v1/prefix/166.197.0.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/166.197.0.0/19" | jq
External Links