Network topology

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

AS20818

Currently announcedSnapshot awaiting refresh

NSS NETGUARD LLC · NSS

Last observed10/1/2026, 06:12:56Open ASN profile →

AS20818 relationship topology

Showing 1 / 1

AS20818NSS NETGUARD LLC

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS39251ORG-NL60-RIPE

Relationship: Upstream
Observed weight: 269
ASN registration country: Bulgaria
Latest RIS data: 10/30/2026, 00:00:00

Open AS39251 profile →

All adjacent autonomous systems

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

1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS39251Observed weight 269	ORG-NL60-RIPE	Upstream	Bulgaria	8/21/2019, 00:00:00	10/30/2026, 00:00:00	1,666	0

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