162.17.72.0/21 - Comcast Cable Communications (AS7725)
CIDR
162.17.72.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Stone Mountain
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 162.17.72.0/21 | AS7725 COMCAST-7725 - Comcast Cable Communications, LLC | Valid | - | 2026-10-12 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 162.17.0.0/16 | AS7922 COMCAST-7922 - Comcast Cable Communications, LLC | Valid | - | 2026-10-12 |
Transfer History
Registry transfers of 162.17.72.0/21, blocks inside it, or blocks containing it.
- 162.17.0.0/16M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 162.17.0.0/16 | M&A |
Related Prefixes
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/162.17.72.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/162.17.72.0/21" | jq
External Links