Network topology

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

AS18264

Currently announcedSnapshot awaiting refresh

SEN - Seikei Eizo Network Inc. · SEN

Last observed9/30/2026, 21:51:41Open ASN profile →

AS18264 relationship topology

Showing 5 / 5

AS18264Seikei Eizo Network Inc.

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS17676GIGAINFRA - SoftBank Corp.

Relationship: Upstream
Observed weight: 154
ASN registration country: Japan
Latest RIS data: 10/29/2026, 00:00:00

Open AS17676 profile →

All adjacent autonomous systems

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

5 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS17676Observed weight 154	GIGAINFRA - SoftBank Corp.	Upstream	Japan	8/19/2019, 00:00:00	10/29/2026, 00:00:00	768
AS9351Observed weight 111	ZLAN	Upstream	Japan	8/19/2019, 00:00:00	10/29/2026, 00:00:00	584
AS2500Observed weight 1	WIDE-BB - WIDE Project	Uncertain relationship	Japan	8/19/2019, 00:00:00	10/29/2026, 00:00:00	4
AS24482Observed weight 1	SGGS-AS-AP - SG.GS	Uncertain relationship	Singapore	8/19/2019, 00:00:00	10/29/2026, 00:00:00	4
AS49544Observed weight 1	i3Dnet i3D.net B.V	Uncertain relationship	Netherlands	8/19/2019, 00:00:00	10/29/2026, 00:00:00	4

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