66.136.0.0/13
🇺🇸CIDR
66.136.0.0/13
IP Version
IPv4
Addresses
524.2K
Mask
/13 (255.248.0.0)
Country
🇺🇸 United States
City
Plano
RIR
ARIN
Status
allocated
Allocated
6/5/2001
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.136.0.0/13 | AS7018ATT-INTERNET4 - AT&T Enterprises, LLC | No ROA | — | 5/31/2026 |
Covering Prefix
12 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.141.192.0/23 | AS400218CHEROKEE-NATION-GOV - Cherokee Nation Government | No ROA | — | 5/31/2026 |
| 66.138.158.0/24 | AS4917AMDOCS-AS - AMDOCS Inc. | No ROA | — | 5/31/2026 |
| 66.143.174.0/24 | AS5671PBI-NET-BLK - AT&T Enterprises, LLC | No ROA | — | 5/31/2026 |
| 66.140.111.0/24 | AS10421TTUNET - Texas Tech University | No ROA | — | 5/31/2026 |
| 66.142.245.0/24 | AS11427TWC-11427-TEXAS - Charter Communications Inc | No ROA | — | 5/31/2026 |
| 66.142.113.0/24 | AS16788TCW-AR - The Computer Works of Arkansas, Inc. | No ROA | — | 5/31/2026 |
| 66.136.40.0/24 | AS18674FROST-BANK - Frost Bank | No ROA | — | 5/31/2026 |
| 66.142.195.0/24 | AS27268CHICKASAW - The Chickasaw Nation | No ROA | — | 5/31/2026 |
| 66.141.233.0/24 | AS29790NEW-LIBERTY-HOSPITAL - New Liberty Hospital District of Clay County, Missouri | No ROA | — | 5/31/2026 |
| 66.136.112.0/24 | AS32505DWL-MAIN - Conterra | No ROA | — | 5/31/2026 |
| 66.142.244.0/24 | AS46202MICHAELS-ATT-DS3 - Michaels Stores, Inc. | No ROA | — | 5/31/2026 |
| 66.139.27.0/24 | AS395238BRAZOSPORTISD-01 - Brazosport Independent School District | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS7132 | RADB | MAINT-AS7132 | 11/13/2023 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/66.136.0.0/13Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.136.0.0/13" | jq
External Links