AS21508 Comcast - Richmond

Mis à jour 21.10.2026 18:15 UTC

États-Unis 17 IPv4 61 IPv6 25 Voisins 1 Amonts 23 Avals 0 Peering

Infos AS

Organisation: Comcast Cable Communications, LLC
Pays: États-Unis
Registre (RIR): ORG-KB94-RIPE
Vu pour la dernière fois dans BGP: 21.10.2026 18:05 UTC

RPKI

280 ROA

Valide 71 Invalide 0 Aucun ROA 7

Localisation des préfixes

États-Unis 78

Liens externes

PeeringDB RIPEstat bgp.tools Hurricane Electric IRR Explorer JSON API

Voisins vus depuis AS208972 ; les traits épais portent plus de routes. AmontsAS21508Avals

#	AS	Nom	Relation	Routes	Part
1	AS7922	Comcast	Amont	123

#	AS	Nom	Relation	Routes
1	AS40641	MGW Telephone Company, Inc.	Aval	7
2	AS13335	Cloudflare	Aval	6
3	AS401426	St. Mary's Medical Center, Inc.	Aval	3
4	AS15297	EPLUS, Inc.	Aval	3
5	AS400114	Apogee Telecom Inc.	Aval	2
6	AS396083	Framatome Inc.	Aval	2
7	AS394058	Telos Corporation	Aval	2
8	AS54113	Fastly, Inc.	Aval	2
9	AS15173	Newmarket Corporation	Aval	2
10	AS2134	Santander Global Technology and Operations, S.L.	Aval	2
11	AS402549	Terraservers	Aval	1
12	AS399938		Aval	1
13	AS399099	petersburg city public schools	Aval	1
14	AS395772	Augusta Health Care, Inc	Aval	1
15	AS54883	City of Richmond, Virginia	Aval	1
16	AS54219	SCHAWK-ASN	Aval	1
17	AS36364	Mary Washington Hospital, Inc.	Aval	1
18	AS36244	Shenandoah Valley Electric Cooperative	Aval	1
19	AS36040	Google LLC AS36040	Aval	1
20	AS32540	HP Hood	Aval	1
21	AS19923	Shenandoah University	Aval	1
22	AS14583	Virginia Information Technologies Agency (VITA)	Aval	1
23	AS11739	Digital Forest	Aval	1

Aucun dans la table de routage.

#	AS	Nom	Relation	Routes
1	AS7922	Comcast	Amont	123
2	AS40641	MGW Telephone Company, Inc.	Aval	7
3	AS13335	Cloudflare	Aval	6
4	AS401426	St. Mary's Medical Center, Inc.	Aval	3
5	AS15297	EPLUS, Inc.	Aval	3
6	AS400114	Apogee Telecom Inc.	Aval	2
7	AS396083	Framatome Inc.	Aval	2
8	AS394058	Telos Corporation	Aval	2
9	AS54113	Fastly, Inc.	Aval	2
10	AS15173	Newmarket Corporation	Aval	2
11	AS2134	Santander Global Technology and Operations, S.L.	Aval	2
12	AS402549	Terraservers	Aval	1
13	AS399938		Aval	1
14	AS399099	petersburg city public schools	Aval	1
15	AS395772	Augusta Health Care, Inc	Aval	1
16	AS394276	TurnAround Factor, Inc.		1
17	AS54883	City of Richmond, Virginia	Aval	1
18	AS54219	SCHAWK-ASN	Aval	1
19	AS36364	Mary Washington Hospital, Inc.	Aval	1
20	AS36244	Shenandoah Valley Electric Cooperative	Aval	1
21	AS36040	Google LLC AS36040	Aval	1
22	AS32540	HP Hood	Aval	1
23	AS19923	Shenandoah University	Aval	1
24	AS14583	Virginia Information Technologies Agency (VITA)	Aval	1
25	AS11739	Digital Forest	Aval	1

Préfixe	Localisation	RPKI	Chemins
50.204.101.0/24	Houston	RPKI valide	1
50.205.217.0/24	Richmond	RPKI valide	1
50.216.229.0/24	Braintree	RPKI valide	1
50.217.1.0/24	Absecon	RPKI valide	1
50.217.207.0/24		RPKI valide	1
50.218.47.0/24	Richmond	RPKI valide	1
50.228.113.0/24	Philadelphia	RPKI valide	1
50.229.113.0/24	Bear	RPKI valide	1
50.229.114.0/24	Bear	RPKI valide	1
50.235.34.0/24	Johnstown	RPKI valide	1
141.104.0.0/16		Aucun ROA	1
157.240.147.0/24		Aucun ROA	1
157.240.148.0/24		Aucun ROA	1
173.242.174.0/24	Henrico	Aucun ROA	1
198.90.112.0/22	Charlottesville	Aucun ROA	1
204.194.47.0/24		Aucun ROA	1
205.223.19.0/24		Aucun ROA	1

Préfixe	Localisation	RPKI	Chemins
2001:559:8a::/48	Union City	RPKI valide	1
2001:559:c0::/48	Union City	RPKI valide	1
2001:559:f7::/48	Union City	RPKI valide	1
2001:559:220::/48	Union City	RPKI valide	1
2001:559:243::/48	Union City	RPKI valide	1
2001:559:280::/48	Union City	RPKI valide	1
2001:559:37d::/48	Union City	RPKI valide	1
2001:559:3ac::/48	Union City	RPKI valide	1
2001:559:3b9::/48	Union City	RPKI valide	1
2001:559:3c8::/48	Union City	RPKI valide	1
2001:559:40a::/48		RPKI valide	1
2001:559:49a::/48		RPKI valide	1
2001:559:49b::/48		RPKI valide	1
2001:559:53c::/48		RPKI valide	1
2001:559:5c9::/48		RPKI valide	1
2001:559:5db::/48		RPKI valide	1
2001:559:72b::/48	District Heights	RPKI valide	1
2001:559:73c::/48	District Heights	RPKI valide	1
2001:559:788::/48	District Heights	RPKI valide	1
2001:559:78a::/48	District Heights	RPKI valide	1
2001:559:79d::/48	District Heights	RPKI valide	1
2001:559:79e::/48	District Heights	RPKI valide	1
2001:559:7a7::/48	District Heights	RPKI valide	1
2001:559:7db::/48	District Heights	RPKI valide	1
2001:559:804c::/48		RPKI valide	1
2001:559:81bf::/48	Houston	RPKI valide	1
2001:559:81d7::/48	Houston	RPKI valide	1
2001:559:81d8::/48	Houston	RPKI valide	1
2001:559:8201::/48		RPKI valide	1
2001:559:82fd::/48		RPKI valide	1
2001:559:833e::/48		RPKI valide	1
2001:559:8416::/48		RPKI valide	1
2001:559:841c::/48		RPKI valide	1
2001:559:8445::/48		RPKI valide	1
2001:559:8535::/48		RPKI valide	1
2001:559:85c1::/48		RPKI valide	1
2001:559:85ff::/48		RPKI valide	1
2001:559:8604::/48		RPKI valide	1
2001:559:871a::/48		RPKI valide	1
2001:559:875f::/48		RPKI valide	1
2001:559:8773::/48		RPKI valide	1
2001:559:87b2::/48		RPKI valide	1
2001:559:c071::/48	Newark	RPKI valide	1
2001:559:c0f6::/48	Newark	RPKI valide	1
2001:559:c0f7::/48	Newark	RPKI valide	1
2001:559:c10a::/48	Newark	RPKI valide	1
2001:559:c174::/48	Newark	RPKI valide	1
2001:559:c1a5::/48	Newark	RPKI valide	1
2001:559:c1ca::/48	Newark	RPKI valide	1
2001:559:c28f::/48	Henrico	RPKI valide	1
2001:559:c290::/48	Henrico	RPKI valide	1
2001:559:c2a7::/48	Newark	RPKI valide	1
2001:559:c344::/48	Newark	RPKI valide	1
2001:559:c3e9::/48	Newark	RPKI valide	1
2001:559:c458::/48		RPKI valide	1
2001:559:c45f::/48		RPKI valide	1
2001:559:c460::/48		RPKI valide	1
2001:559:c4db::/48		RPKI valide	1
2001:559:c4f6::/48		RPKI valide	1
2001:559:c515::/48		RPKI valide	1
2001:559:c538::/48		RPKI valide	1

Préfixe	Description	Retirés
50.229.233.0/24		21.10.2026 12:21
50.229.232.0/24		21.10.2026 12:21
50.219.193.0/24		21.10.2026 12:21
192.100.76.0/24		21.10.2026 12:21
50.237.96.0/24		21.10.2026 12:21
50.234.62.0/23		21.10.2026 12:21
50.227.24.0/24		21.10.2026 12:21
50.220.111.0/24		21.10.2026 12:21
50.219.12.0/22		21.10.2026 12:21

Chemin d’AS depuis AS208972	Préfixes
AS208972AS9121AS3257AS7922AS21508	61
AS208972AS9121AS1299AS7922AS21508	17