Network topology

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

AS35957

Currently announcedSnapshot awaiting refresh

IT-IS-WRITTEN - It Is Written, Inc. · IT-IS-WRITTEN

Last observed10/2/2026, 21:41:24Open ASN profile →

AS35957 relationship topology

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AS35957It Is Written, Inc.

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS26827EPBTELECOM - EPB Fiber Optics

Relationship: Upstream
Observed weight: 263
ASN registration country: United States
Latest RIS data: 10/2/2026, 00:00:00

Open AS26827 profile →

All adjacent autonomous systems

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1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS26827Observed weight 263	EPBTELECOM - EPB Fiber Optics	Upstream	United States	8/21/2019, 00:00:00	10/2/2026, 00:00:00	329	0

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