Network topology

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

AS11745

Currently announcedSnapshot awaiting refresh

University System of New Hampshire · USNH

Last observed9/30/2026, 05:21:57Open ASN profile →

AS11745 relationship topology

Showing 6 / 6

AS11745University System of Ne…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS174COGENT-174 - Cogent Communications, LLC

Relationship: Upstream
Observed weight: 687
ASN registration country: United States
Latest RIS data: 10/16/2026, 00:00:00

Open AS174 profile →

All adjacent autonomous systems

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6 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS174Observed weight 687	COGENT-174 - Cogent Communications, LLC	Upstream	United States	8/19/2019, 00:00:00	10/16/2026, 00:00:00	1,129	242
AS19713Observed weight 253	State of New Hampshire	Downstream	United States	8/19/2019, 00:00:00	10/16/2026, 00:00:00	328	0
AS394961Observed weight 184	Network name pending collection	Downstream	Registration country pending sync	8/19/2019, 00:00:00	10/16/2026, 00:00:00	226	0
AS11164Observed weight 90	INTERNET2-I2PX - Internet2	Upstream	United States	8/19/2019, 00:00:00	10/16/2026, 00:00:00	76	85
AS27405Observed weight 21	PSC - University System of New Hampshire	Downstream / Upstream	United States	8/19/2019, 00:00:00	10/16/2026, 00:00:00	23	0
AS11537Observed weight 18	INTERNET2-RESEARCH-EDU - Internet2	Upstream	United States	8/19/2019, 00:00:00	10/16/2026, 00:00:00	25	6

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