Network topology

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

AS22330

Currently announcedSnapshot awaiting refresh

Catalina Marketing Corporation · CATALINAMKT

Last observed10/1/2026, 09:27:08Open ASN profile →

AS22330 relationship topology

Showing 4 / 4

AS22330Catalina Marketing Corp…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS396300CoreSite

Relationship: Upstream
Observed weight: 634
ASN registration country: United States
Latest RIS data: 10/1/2026, 00:00:00

Open AS396300 profile →

All adjacent autonomous systems

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

4 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS396300Observed weight 634	CoreSite	Upstream	United States	8/21/2019, 00:00:00	10/1/2026, 00:00:00	875
AS8220Observed weight 252	COLT COLT Technology Services Group Limited	Upstream	United Kingdom	8/21/2019, 00:00:00	10/1/2026, 00:00:00	346
AS2734Observed weight 188	CORESITE - CoreSite	Upstream	United States	8/21/2019, 00:00:00	10/1/2026, 00:00:00	260
AS3356Observed weight 102	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/21/2019, 00:00:00	10/1/2026, 00:00:00	384

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