66.20.0.0/15
🇺🇸CIDR
66.20.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇺🇸 United States
City
Dallas
RIR
ARIN
Status
allocated
Allocated
9/14/2000
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.20.0.0/15 | AS6389BELLSOUTH-NET-BLK - AT&T Enterprises, LLC | No ROA | — | 6/1/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.20.244.0/24 | AS2386INS-AS - AT&T Enterprises, LLC | No ROA | — | 6/1/2026 |
| 66.20.45.0/24 | AS23199COMDATA-NETWORK - Comdata,INC | No ROA | — | 6/1/2026 |
| 66.20.213.0/24 | AS29902COMPLETE-COMPUTERS - Complete Computers | No ROA | — | 6/1/2026 |
| 66.20.212.0/24 | AS29902COMPLETE-COMPUTERS - Complete Computers | No ROA | — | 6/1/2026 |
| 66.21.42.0/24 | AS32467SAKS-HBC-AS - SFA Holdings Inc. | Valid | — | 6/1/2026 |
| 66.20.248.0/24 | AS63238UPTEL - Upchurch Telecom & Data, Inc. | No ROA | — | 6/1/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/66.20.0.0/15Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.20.0.0/15" | jq
External Links