Network topology

Relationships come from RIS AS_PATH observations; direction represents path position, not a commercial contract or traffic direction.

AS26764

Currently announcedSnapshot awaiting refresh

RWJF-AS - The Robert Wood Johnson Foundation · RWJF-AS

Last observed10/1/2026, 21:45:14Open ASN profile →

AS26764 relationship topology

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AS26764The Robert Wood Johnson…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS33287COMCAST-33287 - Comcast Cable Communications, LLC

Relationship: Upstream
Observed weight: 242
ASN registration country: United States
Latest RIS data: 10/31/2026, 00:00:00

Open AS33287 profile →

All adjacent autonomous systems

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4 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS33287Observed weight 242	COMCAST-33287 - Comcast Cable Communications, LLC	Upstream	United States	8/21/2019, 00:00:00	10/31/2026, 00:00:00	489
AS701Observed weight 207	UUNET - Verizon Business	Upstream	United States	8/21/2019, 00:00:00	10/31/2026, 00:00:00	744
AS46887Observed weight 50	CROWNCASTLE-AS46887 - Crown Castle Fiber LLC	Upstream	United States	8/21/2019, 00:00:00	10/31/2026, 00:00:00	332
AS33659Observed weight 42	CMCS - Comcast Cable Communications, LLC	Upstream	United States	8/21/2019, 00:00:00	10/31/2026, 00:00:00	97

CHA.LA ASN relationship snapshotRelationships are normalized by CHA.LA from collected routing observations and registration context.CHA.LA routing observations · registration context