Network topology

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

AS43731

Currently announcedSnapshot awaiting refresh

BARCLAYS-ITALY-NET Barclays Bank PLC · BARCLAYS-ITALY-NET

Last observed10/3/2026, 19:24:18Open ASN profile →

AS43731 relationship topology

Showing 2 / 2

AS43731BARCLAYS-ITALY-NET Barc…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS12874FASTWEB Fastweb SpA

Relationship: Upstream
Observed weight: 268
ASN registration country: Italy
Latest RIS data: 11/2/2026, 00:00:00

Open AS12874 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
AS12874Observed weight 268	FASTWEB Fastweb SpA	Upstream	Italy	8/23/2019, 00:00:00	11/2/2026, 00:00:00	625	0
AS30722Observed weight 46	VODAFONE-IT-ASN Fastweb SpA	Upstream	Italy	8/23/2019, 00:00:00	11/2/2026, 00:00:00	55	0

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