Network topology

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

AS209102

Currently announcedSnapshot awaiting refresh

Alfa Service s.r.l. · ALFASERVICE

Last observed10/11/2026, 20:14:44Open ASN profile →

AS209102 relationship topology

Showing 2 / 2

AS209102Alfa Service s.r.l.

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS60501SIRIUSTEC-IT Sirius Technology SRL

Relationship: Upstream
Observed weight: 340
ASN registration country: Italy
Latest RIS data: 10/11/2026, 00:00:00

Open AS60501 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
AS60501Observed weight 340	SIRIUSTEC-IT Sirius Technology SRL	Upstream	Italy	8/28/2019, 00:00:00	10/11/2026, 00:00:00	1,017	212
AS57264Observed weight 101	OPTICONN SRL	Upstream	Italy	8/28/2019, 00:00:00	10/11/2026, 00:00:00	0	129

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