Network topology

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

AS210567

Currently announcedSnapshot awaiting refresh

OB-Veliko-Tarnovo OBVT · OB-Veliko-Tarnovo

Last observed10/12/2026, 05:07:49Open ASN profile →

AS210567 relationship topology

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AS210567OB-Veliko-Tarnovo OBVT

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS49188Three-A-Hub Three A Hub EOOD

Relationship: Upstream
Observed weight: 281
ASN registration country: Bulgaria
Latest RIS data: 10/11/2026, 00:00:00

Open AS49188 profile →

All adjacent autonomous systems

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1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS49188Observed weight 281	Three-A-Hub Three A Hub EOOD	Upstream	Bulgaria	8/28/2019, 00:00:00	10/11/2026, 00:00:00	365	0

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