66.52.0.0/15 - BGP Prefix
IPv4ARINallocated RPKI Valid
CIDR
66.52.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇺🇸 United States
City
Fort Worth
RIR
ARIN
Status
allocated
Allocated
2018-05-03
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
7 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.52.0.0/16 | AS20115 CHARTER-20115 - Charter Communications LLC | Valid | - | 2026-10-12 |
| 66.53.4.0/23 | AS19115 CHARTER-19115-DC - Charter Communications LLC | Valid | - | 2026-10-12 |
| 66.53.128.0/19 | AS20001 TWC-20001-PACWEST - Charter Communications Inc | Valid | - | 2026-10-12 |
| 66.53.160.0/22 | AS20001 TWC-20001-PACWEST - Charter Communications Inc | Valid | - | 2026-10-12 |
| 66.53.164.0/22 | AS20001 TWC-20001-PACWEST - Charter Communications Inc | Invalid | - | 2026-10-12 |
| 66.53.192.0/21 | AS11427 TWC-11427-TEXAS - Charter Communications Inc | Invalid | - | 2026-10-12 |
| 66.53.200.0/21 | AS11351 TWC-11351-NORTHEAST - Charter Communications Inc | Invalid | - | 2026-10-12 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 66.52.0.0/15 | AS0 | /15 | arin |
Transfer History
Registry transfers of 66.52.0.0/15, blocks inside it, or blocks containing it.
- 66.52.0.0/15Transfer ·
- 66.52.0.0/15M&A ·
Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the ARIN regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/66.52.0.0/15Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.52.0.0/15" | jq
External Links