Network topology

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

AS400571

Currently announcedSnapshot awaiting refresh

CDNS · CADENCE-ATL

Last observed10/20/2026, 12:32:30Open ASN profile →

AS400571 relationship topology

Showing 5 / 5

AS400571CDNS

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS6461ZAYO-6461 - Zayo Bandwidth

Relationship: Upstream
Observed weight: 277
ASN registration country: United States
Latest RIS data: 11/8/2026, 16:00:00

Open AS6461 profile →

All adjacent autonomous systems

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

5 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS6461Observed weight 277	ZAYO-6461 - Zayo Bandwidth	Upstream	United States	8/28/2019, 00:00:00	11/8/2026, 16:00:00	660
AS7725Observed weight 232	COMCAST-7725 - Comcast Cable Communications, LLC	Upstream	United States	8/28/2019, 00:00:00	11/8/2026, 16:00:00	303
AS18229Observed weight 202	CTRLS-AS-IN - CtrlS	Upstream	India	8/28/2019, 00:00:00	11/8/2026, 16:00:00	272
AS4755Observed weight 66	TATACOMM-AS - TATA Communications formerly VSNL is Leading ISP	Upstream	India	8/28/2019, 00:00:00	11/8/2026, 16:00:00	83
AS3356Observed weight 15	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/28/2019, 00:00:00	11/8/2026, 16:00:00	24

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