Network topology

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

AS14524

Currently announcedSnapshot awaiting refresh

SERCO-NA - SERCO NA · SERCO-NA

Last observed9/30/2026, 12:07:07Open ASN profile →

AS14524 relationship topology

Showing 3 / 3

AS14524SERCO NA

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS3561CENTURYLINK-LEGACY-SAVVIS - CenturyLink Communications, LLC

Relationship: Upstream
Observed weight: 227
ASN registration country: United States
Latest RIS data: 10/26/2026, 00:00:00

Open AS3561 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
AS3561Observed weight 227	CENTURYLINK-LEGACY-SAVVIS - CenturyLink Communications, LLC	Upstream	United States	8/19/2019, 00:00:00	10/26/2026, 00:00:00	1,650
AS3356Observed weight 220	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/19/2019, 00:00:00	10/26/2026, 00:00:00	271
AS7018Observed weight 4	ATT-INTERNET4 - AT&T Enterprises, LLC	Upstream	United States	8/19/2019, 00:00:00	10/26/2026, 00:00:00	4

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