Network topology

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

AS40667

Currently announcedSnapshot awaiting refresh

Optiquest Internet Services, Inc. · OIS-53-ASN

Last observed10/3/2026, 09:53:12Open ASN profile →

AS40667 relationship topology

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AS40667Optiquest Internet Serv…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS7018ATT-INTERNET4 - AT&T Enterprises, LLC

Relationship: Upstream
Observed weight: 165
ASN registration country: United States
Latest RIS data: 10/3/2026, 00:00:00

Open AS7018 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
AS7018Observed weight 165	ATT-INTERNET4 - AT&T Enterprises, LLC	Upstream	United States	8/23/2019, 00:00:00	10/3/2026, 00:00:00	201	0
AS35847Observed weight 91	AS-EFTL - Ezee Fiber	Upstream	United States	8/23/2019, 00:00:00	10/3/2026, 00:00:00	134	0

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