ResearchRouting table, RPKI, IRR & looking glass

AS33287 Comcast Cable Communications, LLC

AS33287 (COMCAST-33287) is registered to Comcast Cable Communications, LLC in US. It originates 338 prefixes in the global routing table.

IPv4 prefixes

305

IPv6 prefixes

9,216

IPv4 addresses

98%

RPKI valid

Registration

Who holds AS33287

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number

AS33287

Handle

COMCAST-33287

Organization

Comcast Cable Communications, LLC

Country

ASPA

None published

Routing

What AS33287 announces

Prefixes originated by AS33287 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes

IPv6 prefixes

305

IPv4 addresses

9,216 (36 /24s)

RPKI valid

334 98%

RPKI invalid

RPKI not found

ROAs naming AS33287

2,953

With an IRR route object

2 0%

Prefixes

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (33)

IPv6 (305)

2001:559:30::/48 2001:559:4b::/48 2001:559:81::/48 2001:559:a8::/48 2001:559:a9::/48 2001:559:b6::/48 2001:559:b7::/48 2001:559:c2::/48 2001:559:d6::/48 2001:559:108::/48 2001:559:109::/48 2001:559:111::/48 2001:559:117::/48 2001:559:121::/48 2001:559:139::/48 2001:559:149::/48 2001:559:15e::/48 2001:559:15f::/48 2001:559:165::/48 2001:559:193::/48 2001:559:1aa::/48 2001:559:1b6::/48 2001:559:1bc::/48 2001:559:1bf::/48 2001:559:1c3::/48 2001:559:1c4::/48 2001:559:1c7::/48 2001:559:1d3::/48 2001:559:1ea::/48 2001:559:1ee::/48 2001:559:257::/48 2001:559:25e::/48 2001:559:272::/48 2001:559:28c::/48 2001:559:2c3::/48 2001:559:2c5::/48 2001:559:2c7::/48 2001:559:2c8::/48 2001:559:2e2::/48 2001:559:2ea::/48 2001:559:2f1::/48 2001:559:2f4::/48 2001:559:2f5::/48 2001:559:30f::/48 2001:559:312::/48 2001:559:35a::/48 2001:559:35d::/48 2001:559:369::/48 2001:559:387::/48 2001:559:38a::/48 2001:559:3a4::/48 2001:559:3d1::/48 2001:559:3d7::/48 2001:559:3ef::/48 2001:559:3f8::/48 2001:559:40c::/48 2001:559:40d::/48 2001:559:40f::/48 2001:559:412::/48 2001:559:413::/48 2001:559:432::/48 2001:559:437::/48 2001:559:439::/48 2001:559:460::/48 2001:559:481::/48 2001:559:4ab::/48 2001:559:4bc::/48 2001:559:4bd::/48 2001:559:4cb::/48 2001:559:4f2::/48 2001:559:4f9::/48 2001:559:50a::/48 2001:559:538::/48 2001:559:556::/48 2001:559:569::/48 2001:559:571::/48 2001:559:582::/48 2001:559:58f::/48 2001:559:593::/48 2001:559:595::/48 2001:559:596::/48 2001:559:597::/48 2001:559:59a::/48 2001:559:59d::/48 2001:559:5a5::/48 2001:559:5b2::/48 2001:559:5d1::/48 2001:559:5dd::/48 2001:559:5e0::/48 2001:559:5ed::/48 2001:559:5ee::/48 2001:559:5fb::/48 2001:559:5fe::/48 2001:559:700::/48 2001:559:706::/48 2001:559:70a::/48 2001:559:70b::/48 2001:559:71d::/48 2001:559:71e::/48 2001:559:726::/48 2001:559:729::/48 2001:559:745::/48 2001:559:747::/48 2001:559:751::/48 2001:559:752::/48 2001:559:764::/48 2001:559:781::/48 2001:559:78c::/48 2001:559:798::/48 2001:559:7b6::/48 2001:559:7bb::/48 2001:559:7ff::/48 2001:559:801f::/48 2001:559:804e::/48 2001:559:806d::/48 2001:559:8085::/48 2001:559:80a4::/48 2001:559:80b8::/48 2001:559:80b9::/48 2001:559:80ba::/48

Show 185 more

2001:559:80db::/48 2001:559:80e2::/48 2001:559:80eb::/48 2001:559:80ec::/48 2001:559:80ef::/48 2001:559:80f1::/48 2001:559:8104::/48 2001:559:810f::/48 2001:559:8115::/48 2001:559:8118::/48 2001:559:8123::/48 2001:559:8134::/48 2001:559:8153::/48 2001:559:8155::/48 2001:559:8158::/48 2001:559:8159::/48 2001:559:815c::/48 2001:559:8181::/48 2001:559:81a2::/48 2001:559:81a4::/48 2001:559:81a8::/48 2001:559:81b6::/48 2001:559:81c1::/48 2001:559:81cd::/48 2001:559:81cf::/48 2001:559:81ea::/48 2001:559:81ee::/48 2001:559:820f::/48 2001:559:822f::/48 2001:559:8243::/48 2001:559:824a::/48 2001:559:825c::/48 2001:559:82b0::/48 2001:559:82be::/48 2001:559:82cc::/48 2001:559:82de::/48 2001:559:832f::/48 2001:559:8333::/48 2001:559:835f::/48 2001:559:8371::/48 2001:559:8372::/48 2001:559:8373::/48 2001:559:8375::/48 2001:559:8377::/48 2001:559:837d::/48 2001:559:8383::/48 2001:559:83c0::/48 2001:559:83c3::/48 2001:559:83e7::/48 2001:559:840a::/48 2001:559:840e::/48 2001:559:842e::/48 2001:559:8431::/48 2001:559:8453::/48 2001:559:8458::/48 2001:559:845b::/48 2001:559:8463::/48 2001:559:8466::/48 2001:559:846e::/48 2001:559:8487::/48 2001:559:848b::/48 2001:559:84aa::/48 2001:559:84ad::/48 2001:559:84c5::/48 2001:559:84c9::/48 2001:559:84ca::/48 2001:559:84e0::/48 2001:559:84ee::/48 2001:559:84f9::/48 2001:559:8508::/48 2001:559:8509::/48 2001:559:850a::/48 2001:559:8515::/48 2001:559:856d::/48 2001:559:8594::/48 2001:559:859c::/48 2001:559:859f::/48 2001:559:85a1::/48 2001:559:85d1::/48 2001:559:85e8::/48 2001:559:8601::/48 2001:559:8602::/48 2001:559:860a::/48 2001:559:861a::/48 2001:559:8622::/48 2001:559:8628::/48 2001:559:862c::/48 2001:559:8653::/48 2001:559:8676::/48 2001:559:868f::/48 2001:559:8690::/48 2001:559:8695::/48 2001:559:86bc::/48 2001:559:86ca::/48 2001:559:86d1::/48 2001:559:86f9::/48 2001:559:8707::/48 2001:559:8715::/48 2001:559:8725::/48 2001:559:875d::/48 2001:559:87a7::/48 2001:559:87c3::/48 2001:559:87ca::/48 2001:559:87d7::/48 2001:559:87dc::/48 2001:559:c02d::/48 2001:559:c06c::/48 2001:559:c096::/48 2001:559:c0a6::/48 2001:559:c0bf::/48 2001:559:c0cc::/48 2001:559:c0df::/48 2001:559:c0e3::/48 2001:559:c0eb::/48 2001:559:c0f8::/48 2001:559:c0fd::/48 2001:559:c10e::/48 2001:559:c125::/48 2001:559:c126::/48 2001:559:c128::/48 2001:559:c167::/48 2001:559:c1a4::/48 2001:559:c1bb::/48 2001:559:c1d0::/48 2001:559:c1d2::/48 2001:559:c1d4::/48 2001:559:c1de::/48 2001:559:c21a::/48 2001:559:c21b::/48 2001:559:c22e::/48 2001:559:c247::/48 2001:559:c26b::/48 2001:559:c291::/48 2001:559:c292::/48 2001:559:c2ac::/48 2001:559:c2c1::/48 2001:559:c2d8::/48 2001:559:c2e7::/48 2001:559:c2ea::/48 2001:559:c2eb::/48 2001:559:c2ed::/48 2001:559:c2ee::/48 2001:559:c300::/48 2001:559:c304::/48 2001:559:c308::/48 2001:559:c32f::/48 2001:559:c34c::/48 2001:559:c356::/48 2001:559:c357::/48 2001:559:c359::/48 2001:559:c361::/48 2001:559:c362::/48 2001:559:c371::/48 2001:559:c373::/48 2001:559:c380::/48 2001:559:c39b::/48 2001:559:c3ac::/48 2001:559:c3b2::/48 2001:559:c3b7::/48 2001:559:c3b8::/48 2001:559:c3ba::/48 2001:559:c3bb::/48 2001:559:c3bd::/48 2001:559:c3c0::/48 2001:559:c3db::/48 2001:559:c3dd::/48 2001:559:c3ee::/48 2001:559:c40f::/48 2001:559:c461::/48 2001:559:c472::/48 2001:559:c488::/48 2001:559:c490::/48 2001:559:c491::/48 2001:559:c492::/48 2001:559:c4aa::/48 2001:559:c4ae::/48 2001:559:c4bd::/48 2001:559:c4be::/48 2001:559:c4cb::/48 2001:559:c4d4::/48 2001:559:c509::/48 2001:559:c510::/48 2001:559:c511::/48 2001:559:c52b::/48 2001:559:c545::/48

RPKI valid RPKI invalid no ROA covers it

Neighbors

Who AS33287 is reached through

The AS just before AS33287 in the paths our looking glass collectors hold, for 60 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS7922 COMCAST-7922 59

IRR

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Route objects with origin AS33287: RADB 16 · ARIN 5

as-sets that list AS33287 (7)

AS-COMCAST-IBONE AS-COMCAST-RANS AS-LEVEL3-ORIGINS-NA AS-LUMEN-CUSTOMERS-ASNS AS4546:AS-TRANSIT AS7922:AS-COMCAST-RANS AS9829:AS-BSNL

Tools

Check AS33287 live

ASN lookup and WHOIS RPKI validator ASPA validator IRR lookup