Network topology

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

AS25518

Currently announcedSnapshot awaiting refresh

ZUCCHETTI-AS Zucchetti Spa · ZUCCHETTI-AS

Last observed10/1/2026, 18:16:00Open ASN profile →

AS25518 relationship topology

Showing 5 / 5

AS25518ZUCCHETTI-AS Zucchetti …

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS12874FASTWEB Fastweb SpA

Relationship: Upstream
Observed weight: 353
ASN registration country: Italy
Latest RIS data: 10/30/2026, 00:00:00

Open AS12874 profile →

All adjacent autonomous systems

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5 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS12874Observed weight 353	FASTWEB Fastweb SpA	Upstream	Italy	8/21/2019, 00:00:00	10/30/2026, 00:00:00	9,923
AS3269Observed weight 120	ASN-IBSNAZ Telecom Italia S.p.A.	Upstream	Italy	8/21/2019, 00:00:00	10/30/2026, 00:00:00	1,433
AS3302Observed weight 94	AS-RETELIT-IRIDEOS Retelit Digital Services S.p.A.	Upstream	Italy	8/21/2019, 00:00:00	10/30/2026, 00:00:00	990
AS8968Observed weight 71	BT-Italia RETELIT-X S.R.L.	Upstream	Italy	8/21/2019, 00:00:00	10/30/2026, 00:00:00	1,082
AS5396Observed weight 35	ORG-TM2-RIPE	Upstream	Italy	8/21/2019, 00:00:00	10/30/2026, 00:00:00	341

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