75.75.0.0/17 - Comcast Cable Communications (AS7922)
CIDR
75.75.0.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇺🇸 United States
City
Henrico
RIR
ARIN
Status
allocated
Allocated
2006-07-07
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 75.75.0.0/17 | AS7922 COMCAST-7922 - Comcast Cable Communications, LLC | Valid | Other IRR | 2026-10-11 |
More-Specific Announcements
4 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 75.75.0.0/18 | AS21508 COMCAST-21508 - Comcast Cable Communications, LLC | Valid | - | 2026-10-11 |
| 75.75.64.0/21 | AS21508 COMCAST-21508 - Comcast Cable Communications, LLC | Valid | - | 2026-10-11 |
| 75.75.80.0/20 | AS21508 COMCAST-21508 - Comcast Cable Communications, LLC | Valid | - | 2026-10-11 |
| 75.75.96.0/19 | AS21508 COMCAST-21508 - Comcast Cable Communications, LLC | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 75.75.0.0/17 | AS7922 | /17 | arin |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS7922 | Other IRR | MAINT-AS7922 | 2023-11-13 |
Transfer History
Registry transfers of 75.75.0.0/17, blocks inside it, or blocks containing it.
- 75.75.0.0/17M&A ·
Related Prefixes
More prefixes of AS7922
All prefixes of AS7922 →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/75.75.0.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/75.75.0.0/17" | jq
External Links