Network topology

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

AS41570

Currently announcedSnapshot awaiting refresh

SSVC-AS BFBS · SSVC-AS

Last observed10/3/2026, 12:13:58Open ASN profile →

AS41570 relationship topology

Showing 2 / 2

AS41570SSVC-AS BFBS

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS2856BT-UK-AS British Telecommunications Limited

Relationship: Upstream
Observed weight: 482
ASN registration country: United Kingdom
Latest RIS data: 10/3/2026, 00:00:00

Open AS2856 profile →

All adjacent autonomous systems

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2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS2856Observed weight 482	BT-UK-AS British Telecommunications Limited	Upstream	United Kingdom	8/23/2019, 00:00:00	10/3/2026, 00:00:00	602	0
AS5089Observed weight 38	ORG-NI9-RIPE	Upstream	United Kingdom	8/23/2019, 00:00:00	10/3/2026, 00:00:00	62	0

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