Adjacent networks

AS33287 COMCAST-33287 - Comcast Cable Communications, LLC

Unclassified ARIN

Adjacency

Adjacent networks

observed

Every AS seen directly next to AS33287 in a routing path, in either direction.

AS	Network	Type	Families	Paths seen
AS7922	Comcast Cable Communications, LLC	Residential	IPv4 IPv6	16,712
AS3356	Level 3 Parent, LLC	Transit	IPv4 IPv6	1,399
AS397380	Temple University Health System, Inc.	Unclassified	IPv4	626
AS16958	Bucks County Intermediate Unit #22	Unclassified	IPv4	358
AS14539	Vantage Labs LLC	Unclassified	IPv4	204
AS46807	GLOUC-NJ	Unclassified	IPv4	174
AS15243	Widener University	Unclassified	IPv4	168
AS36253	Delaware County Intermediate Unit	Unclassified	IPv4	166
AS19576	Eastern University	Unclassified	IPv4	157
AS26881	IPR International, LLC.	Unclassified	IPv4	136
AS395503	ComTec Cloud	Unclassified	IPv4	131
AS34	University of Delaware	Unclassified	IPv4 IPv6	127
AS33261	Power Home Remodeling LLC	Unclassified	IPv4	109
AS19826	UNIVERSAL HEALTH SERVICES	Unclassified	IPv4	104
AS11826	Regional Information Sharing Systems	Unclassified	IPv4	102
AS22641	Novo Nordisk Pharmaceutical, Inc.	Unclassified	IPv4	102
AS40177	The Institutes	Unclassified	IPv4	102
AS46274	Penn Medicine	Unclassified	IPv4	98
AS26764	The Robert Wood Johnson Foundation	Unclassified	IPv4	92
AS11205	City of Philadelphia	Unclassified	IPv4	90
AS397986	Pennsylvania Convention Center Authority	Unclassified	IPv4	89
AS27016	United States Nuclear Regulatory Commission	Unclassified	IPv4 IPv6	81
AS53291	WSFS Bank	Unclassified	IPv4	78
AS30330	Automotive Rentals, Inc.	Unclassified	IPv4 IPv6	73
AS21669	New Jersey State Library	Unclassified	IPv4	70
AS17035	NBCUniversal	Unclassified	IPv4	64
AS40471	Incyte Corporation	Unclassified	IPv4	61
AS394916	Philadelphia International Airport	Unclassified	IPv4	61
AS36040	Google LLC	Hosting	IPv4	60
AS54986	1-800-Flowers.com, Inc.	Unclassified	IPv4	60
AS32949	UNITED REFRIGERATION INC	Unclassified	IPv4	58
AS36679	-Reserved AS-	Unclassified	IPv4	58
AS64287	IPS-INTEGRATED PROJECT SERVICES, LLC	Unclassified	IPv4	58
AS400843	Audacy	Unclassified	IPv4	58
AS25843	EvolveIP, LLC	Unclassified	IPv4	56
AS62541	Vishay Intertechnology, Inc.	Unclassified	IPv4	56
AS36412	Drexel University	Unclassified	IPv4	52
AS62958	ADT LLC	Unclassified	IPv4	52
AS399885	Evans & Sutherland Computer Corporation	Unclassified	IPv4	52
AS11396	Williams Information Technology LLC	Unclassified	IPv4	51
AS14531	Lockheed Martin Corporation	Unclassified	IPv4	51
AS17003	Zoetis Inc.	Unclassified	IPv4	51
AS20390	Feith Systems and Software, Inc.	Unclassified	IPv4	51
AS21897	Virtua Health	Unclassified	IPv4	51
AS23062	J.W. Pepper & Son, Inc.	Unclassified	IPv4	51
AS33575	The Franklin Institute Science Museum	Unclassified	IPv4	51
AS36350	The Devereux Foundation	Unclassified	IPv4	51
AS53373	Mathematica, Inc.	Unclassified	IPv4	51
AS53434	SRI International	Unclassified	IPv4	51
AS54485	Philadelphia College of Osteopathic Medicine	Unclassified	IPv4	51

Adjacency is not the same as peering. Being next to each other in a path covers paid transit, settlement-free peering and customer connections alike, and routing data cannot distinguish them. Treat this as "these networks exchange routes", nothing more specific.

Derived from routing tables collected at 2026-11-01 10:00 UTC by route-views2,rrc00, as seen from 76 BGP vantage points across 74.48M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.