Network topology

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

AS49657

Currently announcedSnapshot awaiting refresh

Transaction Network Services (UK) LTD · TNSI

Last observed10/4/2026, 12:09:09Open ASN profile →

AS49657 relationship topology

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AS49657Transaction Network Ser…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS47009TNS-CSG-AS - Transaction Network Services, Inc.

Relationship: Upstream
Observed weight: 353
ASN registration country: United States
Latest RIS data: 11/1/2026, 00:00:00

Open AS47009 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
AS47009Observed weight 353	TNS-CSG-AS - Transaction Network Services, Inc.	Upstream	United States	8/23/2019, 00:00:00	11/1/2026, 00:00:00	660
AS6461Observed weight 307	ZAYO-6461 - Zayo Bandwidth	Upstream	United States	8/23/2019, 00:00:00	11/1/2026, 00:00:00	416
AS701Observed weight 204	UUNET - Verizon Business	Upstream	United States	8/23/2019, 00:00:00	11/1/2026, 00:00:00	250

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