Network topology

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

AS18564

Currently announcedSnapshot awaiting refresh

SJU149068 - St. John's University, New York · SJU149068

Last observed9/30/2026, 22:38:11Open ASN profile →

AS18564 relationship topology

Showing 4 / 4

AS18564St. John's University, …

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS174COGENT-174 - Cogent Communications, LLC

Relationship: Upstream
Observed weight: 277
ASN registration country: United States
Latest RIS data: 9/30/2026, 00:00:00

Open AS174 profile →

All adjacent autonomous systems

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4 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS174Observed weight 277	COGENT-174 - Cogent Communications, LLC	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	1,662
AS12271Observed weight 265	TWC-12271-NYC - Charter Communications Inc	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	1,393
AS3754Observed weight 10	NYSERNET3-AS - NYSERNet	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	40
AS3630Observed weight 2	NYSERNET-BLK - NYSERNet	Upstream	United States	8/19/2019, 00:00:00	9/30/2026, 00:00:00	12

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