Network topology

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

AS400494

Currently announcedSnapshot awaiting refresh

Cirrascale Cloud Services LLC · CIRRASCALE-CLOUD-01

Last observed10/30/2026, 06:33:26Open ASN profile →

AS400494 relationship topology

Showing 6 / 6

AS400494Cirrascale Cloud Servic…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS6461ZAYO-6461 - Zayo Bandwidth

Relationship: Upstream
Observed weight: 388
ASN registration country: United States
Latest RIS data: 10/29/2026, 00:00:00

Open AS6461 profile →

All adjacent autonomous systems

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6 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS6461Observed weight 388	ZAYO-6461 - Zayo Bandwidth	Upstream	United States	9/19/2019, 00:00:00	10/29/2026, 00:00:00	1,804
AS174Observed weight 286	COGENT-174 - Cogent Communications, LLC	Upstream	United States	9/19/2019, 00:00:00	10/29/2026, 00:00:00	1,163
AS3356Observed weight 284	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	9/19/2019, 00:00:00	10/29/2026, 00:00:00	1,491
AS11427Observed weight 272	TWC-11427-TEXAS - Charter Communications Inc	Upstream	United States	9/19/2019, 00:00:00	10/29/2026, 00:00:00	358
AS701Observed weight 260	UUNET - Verizon Business	Upstream	United States	9/19/2019, 00:00:00	10/29/2026, 00:00:00	658
AS1299Observed weight 139	TWELVE99 Arelion Sweden AB	Upstream	Sweden	9/19/2019, 00:00:00	10/29/2026, 00:00:00	170

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