Network topology

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

AS154155

Currently announcedSnapshot awaiting refresh

Suzhou Yesong Information Technology Co., Ltd · SUZHOUYESONG-AS-AP

Last observed10/9/2026, 04:08:12Open ASN profile →

AS154155 relationship topology

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AS154155Suzhou Yesong Informati…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS213605Pysio-Research-NetWork Liu HaoRan

Relationship: Upstream
Observed weight: 242
ASN registration country: RIR did not provide a registration country
Latest RIS data: 10/30/2026, 00:00:00

Open AS213605 profile →

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1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS213605Observed weight 242	Pysio-Research-NetWork Liu HaoRan	Upstream	RIR did not provide a registration country	8/28/2019, 00:00:00	10/30/2026, 00:00:00	0	357

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