AS33491
Comcast Cable Communications, LLC ISP registered in United States
91IPv4 prefixes
210IPv6 prefixes
92%RPKI-valid
#214AS Rank
#108Rank in United States
2004-12-30Allocated
Comcast Cable Communications, LLC (AS33491) — ISP, registered in United States. announces 91 IPv4 prefixes + 210 IPv6 prefixes. Rank in United States: #108. Allocated: 2004-12-30.
IPv4 91IPv6 210
Announced prefixes · 301
- v6 2001:559:1ff::/48 valid
- v6 2001:559:204::/48 valid
- v6 2001:559:221::/48 valid
- v6 2001:559:222::/48 valid
- v6 2001:559:223::/48 valid
- v6 2001:559:224::/48 valid
- v6 2001:559:225::/48 valid
- v6 2001:559:226::/48 valid
- v6 2001:559:228::/48 valid
- v6 2001:559:229::/48 valid
- v6 2001:559:22a::/48 valid
- v6 2001:559:22b::/48 valid
- v6 2001:559:22d::/48 valid
- v6 2001:559:22e::/48 valid
- v6 2001:559:22f::/48 valid
- v6 2001:559:230::/48 valid
- v6 2001:559:231::/48 valid
- v6 2001:559:24b::/48 valid
- v6 2001:559:24c::/48 valid
- v6 2001:559:26::/48 valid
- v6 2001:559:27b::/48 valid
- v6 2001:559:2a5::/48 valid
- v6 2001:559:2d1::/48 valid
- v6 2001:559:2e3::/48 valid
- v6 2001:559:2f::/48 valid
- v6 2001:559:303::/48 valid
- v6 2001:559:308::/48 valid
- v6 2001:559:309::/48 valid
- v6 2001:559:311::/48 valid
- v6 2001:559:314::/48 valid
- v6 2001:559:32f::/48 valid
- v6 2001:559:346::/48 valid
- v6 2001:559:348::/48 valid
- v6 2001:559:34a::/48 valid
- v6 2001:559:35::/48 valid
- v6 2001:559:39e::/48 valid
- v6 2001:559:3c2::/48 valid
- v6 2001:559:3c9::/48 valid
- v6 2001:559:3cb::/48 valid
- v6 2001:559:3ee::/48 valid
- v6 2001:559:3fa::/48 valid
- v6 2001:559:408::/48 valid
- v6 2001:559:427::/48 valid
- v6 2001:559:474::/48 valid
- v6 2001:559:47d::/48 valid
- v6 2001:559:49::/48 valid
- v6 2001:559:4a2::/48 valid
- v6 2001:559:4c3::/48 valid
- v6 2001:559:4fa::/48 valid
- v6 2001:559:4fb::/48 valid
RPKI: rpki.cloudflare.com · 2026-06-20
— Routing status unavailable
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 296 |
| 2026-06-13 | 296 |
| 2026-06-14 | 300 |
| 2026-06-16 | 301 |
Facilities · 1
- Ascent - CH2 Northlake
AS topology · Customer cone 261
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