Network topology

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

AS28816

Currently announcedSnapshot awaiting refresh

Chess ICT Ltd · CHESS-ICT-MAN

Last observed10/4/2026, 03:09:30Open ASN profile →

AS28816 relationship topology

Showing 4 / 4

AS28816Chess ICT Ltd

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS4455BSO IX Reach Ltd

Relationship: Upstream
Observed weight: 251
ASN registration country: United Kingdom
Latest RIS data: 10/3/2026, 00:00:00

Open AS4455 profile →

All adjacent autonomous systems

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4 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS4455Observed weight 251	BSO IX Reach Ltd	Upstream	United Kingdom	8/21/2019, 00:00:00	10/3/2026, 00:00:00	371	33
AS5500Observed weight 236	CHESS Chess ICT Ltd	Downstream	United Kingdom	8/21/2019, 00:00:00	10/3/2026, 00:00:00	401	0
AS43531Observed weight 11	IXREACH BSO Network Solutions SAS	Upstream	France	8/21/2019, 00:00:00	10/3/2026, 00:00:00	37	1
AS31216Observed weight 10	BSOCOM BSO Network Solutions SAS	Upstream	France	8/21/2019, 00:00:00	10/3/2026, 00:00:00	19	1

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