Network topology

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

AS48181

Currently announcedSnapshot awaiting refresh

Prolan Ltd. · PROLAN-AS

Last observed10/16/2026, 22:54:34Open ASN profile →

AS48181 relationship topology

Showing 2 / 2

AS48181Prolan Ltd.

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS57344TELEHOUSE-AS Telehouse AD

Relationship: Upstream
Observed weight: 289
ASN registration country: Bulgaria
Latest RIS data: 10/16/2026, 00:00:00

Open AS57344 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
AS57344Observed weight 289	TELEHOUSE-AS Telehouse AD	Upstream	Bulgaria	8/23/2019, 00:00:00	10/16/2026, 00:00:00	1,771	0
AS42555Observed weight 8	Optic-Com-EU OPTICCOM- BULGARIA Ltd.	Upstream	Bulgaria	8/23/2019, 00:00:00	10/16/2026, 00:00:00	54	0

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