Network topology

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

AS17189

Currently announcedSnapshot awaiting refresh

Mitsubishi UFJ Trust & Banking Corporation · MITSUBISHI-UFJ-TRUST-BANKING

Last observed9/30/2026, 19:02:00Open ASN profile →

AS17189 relationship topology

Showing 3 / 3

AS17189Mitsubishi UFJ Trust & …

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS12025IMDC-AS12025 - Iron Mountain Data Center

Relationship: Upstream
Observed weight: 257
ASN registration country: United States
Latest RIS data: 11/2/2026, 00:00:00

Open AS12025 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
AS12025Observed weight 257	IMDC-AS12025 - Iron Mountain Data Center	Upstream	United States	8/19/2019, 00:00:00	11/2/2026, 00:00:00	333
AS3356Observed weight 189	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/19/2019, 00:00:00	11/2/2026, 00:00:00	231
AS46887Observed weight 64	CROWNCASTLE-AS46887 - Crown Castle Fiber LLC	Upstream	United States	8/19/2019, 00:00:00	11/2/2026, 00:00:00	102

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