Network topology

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

AS27306

Currently announcedSnapshot awaiting refresh

Dartmouth Hitchcock Medical Center · MTASCUTNEYHOSPITALANDHEALTHCENTER

Last observed10/1/2026, 22:57:53Open ASN profile →

AS27306 relationship topology

Showing 2 / 2

AS27306Dartmouth Hitchcock Med…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS13536TVC-AS1 - FirstLight Fiber, Inc.

Relationship: Upstream
Observed weight: 236
ASN registration country: United States
Latest RIS data: 10/1/2026, 00:00:00

Open AS13536 profile →

All adjacent autonomous systems

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2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS13536Observed weight 236	TVC-AS1 - FirstLight Fiber, Inc.	Upstream	United States	8/21/2019, 00:00:00	10/1/2026, 00:00:00	319	0
AS33422Observed weight 51	NETC - New England Telehealth Consortium	Upstream	United States	8/21/2019, 00:00:00	10/1/2026, 00:00:00	62	0

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