2603:2a40::/26 - Comcast Cable Communications (AS36733)
CIDR
2603:2a40::/26
IP Version
IPv6
Addresses
5070602.4Y
Mask
/26
Country
🇺🇸 United States
City
Philadelphia (Center City)
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2603:2a40::/26 | AS36733 DNEO-OSP7 - Comcast Cable Communications, LLC | Valid | ARIN | 2026-10-11 |
Related Announcements
1 less-specific, 2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2603:2000::/20 | AS7922 COMCAST-7922 - Comcast Cable Communications, LLC | Valid | - | 2026-10-11 |
| 2603:2a40:5::/48 | AS36733 DNEO-OSP7 - Comcast Cable Communications, LLC | Valid | - | 2026-10-11 |
| 2603:2a40:600::/40 | AS36733 DNEO-OSP7 - Comcast Cable Communications, LLC | Valid | - | 2026-10-11 |
Related Prefixes
Geolocation
Country🇺🇸United StatesUS
RegionPennsylvania
CityPhiladelphia (Center City)
Coordinates39.9547, -75.1685 ↗
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/2603:2a40::/26Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2603:2a40::/26" | jq
External Links