Network topology

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

AS57237

Currently announcedSnapshot awaiting refresh

HEROS-AS Heros Communication Holding Ltd. · HEROS-AS

Last observed10/5/2026, 16:40:44Open ASN profile →

AS57237 relationship topology

Showing 2 / 2

AS57237HEROS-AS Heros Communic…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS8262EVOLINK-AS Evolink EAD

Relationship: Upstream
Observed weight: 268
ASN registration country: Bulgaria
Latest RIS data: 10/5/2026, 00:00:00

Open AS8262 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
AS8262Observed weight 268	EVOLINK-AS Evolink EAD	Upstream	Bulgaria	8/25/2019, 00:00:00	10/5/2026, 00:00:00	680	0
AS16154Observed weight 4	TELECOMS-AS Telecoms-Net Ltd.	Upstream	Bulgaria	8/25/2019, 00:00:00	10/5/2026, 00:00:00	8	0

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