Network topology

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

AS33992

Currently announcedSnapshot awaiting refresh

MASSRESPONSE-AS2 Mass Response Service GmbH · MASSRESPONSE-AS2

Last observed10/2/2026, 16:52:23Open ASN profile →

AS33992 relationship topology

Showing 1 / 1

AS33992MASSRESPONSE-AS2 Mass R…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS51265Mass Response Service GmbH

Relationship: Upstream
Observed weight: 240
ASN registration country: Austria
Latest RIS data: 10/2/2026, 00:00:00

Open AS51265 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
AS51265Observed weight 240	Mass Response Service GmbH	Upstream	Austria	8/21/2019, 00:00:00	10/2/2026, 00:00:00	0	349

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