Network topology

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

AS13729

Currently announcedSnapshot awaiting refresh

FIDESSA-US - Fidessa Corporation · FIDESSA-US

Last observed9/30/2026, 10:06:27Open ASN profile →

AS13729 relationship topology

Showing 7 / 7

AS13729Fidessa Corporation

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS701UUNET - Verizon Business

Relationship: Upstream
Observed weight: 518
ASN registration country: United States
Latest RIS data: 10/5/2026, 00:00:00

Open AS701 profile →

All adjacent autonomous systems

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

7 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS701Observed weight 518	UUNET - Verizon Business	Upstream	United States	8/19/2019, 00:00:00	10/5/2026, 00:00:00	987
AS7018Observed weight 265	ATT-INTERNET4 - AT&T Enterprises, LLC	Upstream	United States	8/19/2019, 00:00:00	10/5/2026, 00:00:00	1,312
AS30524Observed weight 265	NEXGEN NETWORKS	Upstream	United States	8/19/2019, 00:00:00	10/5/2026, 00:00:00	379
AS3549Observed weight 257	LVLT-3549 - Level 3 Parent, LLC	Upstream	United States	8/19/2019, 00:00:00	10/5/2026, 00:00:00	332
AS6461Observed weight 257	ZAYO-6461 - Zayo Bandwidth	Upstream	United States	8/19/2019, 00:00:00	10/5/2026, 00:00:00	333
AS15290Observed weight 257	ZAYO-CAN-15290 - Zayo Bandwidth	Upstream	United States	8/19/2019, 00:00:00	10/5/2026, 00:00:00	333
AS174Observed weight 253	COGENT-174 - Cogent Communications, LLC	Upstream	United States	8/19/2019, 00:00:00	10/5/2026, 00:00:00	327

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