Network topology

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

AS51660

Currently announcedSnapshot awaiting refresh

Suvorovo Suvorovo NET Ltd · Suvorovo

Last observed10/28/2026, 09:34:01Open ASN profile →

AS51660 relationship topology

Showing 3 / 3

AS51660Suvorovo Suvorovo NET L…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS8717A1BG A1 Bulgaria EAD

Relationship: Upstream
Observed weight: 367
ASN registration country: Bulgaria
Latest RIS data: 11/2/2026, 00:00:00

Open AS8717 profile →

All adjacent autonomous systems

The table preserves every relationship in the selected filter; graph limits and pagination never remove data.

3 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS8717Observed weight 367	A1BG A1 Bulgaria EAD	Upstream	Bulgaria	8/25/2019, 00:00:00	11/2/2026, 00:00:00	1,316
AS8866Observed weight 276	VIVACOM-AS Vivacom Bulgaria EAD	Upstream	Bulgaria	8/25/2019, 00:00:00	11/2/2026, 00:00:00	694
AS44814Observed weight 137	BTEL-BG-AS "Bulgartel" AD	Upstream	Bulgaria	8/25/2019, 00:00:00	11/2/2026, 00:00:00	734

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