Network topology

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

AS397305

Currently announcedSnapshot awaiting refresh

FMCTC

Last observed11/2/2026, 17:56:17Open ASN profile →

AS397305 relationship topology

Showing 3 / 3

AS397305FMCTC

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS5056AUREON-5056 - Aureon Network Services

Relationship: Upstream
Observed weight: 968
ASN registration country: United States
Latest RIS data: 11/2/2026, 00:00:00

Open AS5056 profile →

All adjacent autonomous systems

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

3 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS5056Observed weight 968	AUREON-5056 - Aureon Network Services	Upstream	United States	9/19/2019, 00:00:00	11/2/2026, 00:00:00	8,862
AS62825Observed weight 263	WTC-40-AS - Walnut Communications	Downstream	United States	9/19/2019, 00:00:00	11/2/2026, 00:00:00	370
AS6461Observed weight 55	ZAYO-6461 - Zayo Bandwidth	Upstream	United States	9/19/2019, 00:00:00	11/2/2026, 00:00:00	668

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