Network topology

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

AS35503

Currently announcedSnapshot awaiting refresh

Ministry of Education Youth and Science · BG-SCHOOL-AS

Last observed10/2/2026, 20:49:55Open ASN profile →

AS35503 relationship topology

Showing 2 / 2

AS35503Ministry of Education Y…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS205132BTC-SEC-AS Vivacom Bulgaria EAD

Relationship: Upstream
Observed weight: 484
ASN registration country: Bulgaria
Latest RIS data: 10/2/2026, 00:00:00

Open AS205132 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
AS205132Observed weight 484	BTC-SEC-AS Vivacom Bulgaria EAD	Upstream	Bulgaria	8/21/2019, 00:00:00	10/2/2026, 00:00:00	594	0
AS8262Observed weight 249	EVOLINK-AS Evolink EAD	Upstream	Bulgaria	8/21/2019, 00:00:00	10/2/2026, 00:00:00	487	0

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