Network topology

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

AS21555

Currently announcedSnapshot awaiting refresh

LAUREL HIGHLAND TELEPHONE COMPANY · LHTC

Last observed10/1/2026, 07:29:34Open ASN profile →

AS21555 relationship topology

Showing 2 / 2

AS21555LAUREL HIGHLAND TELEPHO…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS174COGENT-174 - Cogent Communications, LLC

Relationship: Upstream
Observed weight: 211
ASN registration country: United States
Latest RIS data: 9/30/2026, 16:00:00

Open AS174 profile →

All adjacent autonomous systems

The table preserves every relationship in the selected filter; graph limits and pagination never remove data.

2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS174Observed weight 211	COGENT-174 - Cogent Communications, LLC	Upstream	United States	8/21/2019, 00:00:00	9/30/2026, 16:00:00	952	0
AS27364Observed weight 81	ACS-INTERNET - Armstrong	Upstream	United States	8/21/2019, 00:00:00	9/30/2026, 16:00:00	375	0

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