Network topology

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

AS45133

Currently announcedSnapshot awaiting refresh

Singapore-Polytechnic-AS-AP - Singapore Polytechnic · Singapore-Polytechnic-AS-AP

Last observed10/3/2026, 23:13:42Open ASN profile →

AS45133 relationship topology

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AS45133Singapore Polytechnic

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS3758SINGNET - SingNet

Relationship: Upstream
Observed weight: 220
ASN registration country: Singapore
Latest RIS data: 10/21/2026, 00:00:00

Open AS3758 profile →

All adjacent autonomous systems

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2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS3758Observed weight 220	SINGNET - SingNet	Upstream	Singapore	8/23/2019, 00:00:00	10/21/2026, 00:00:00	215	98
AS139883Observed weight 185	SPTEL-AS-AP - SPTEL PTE. LTD.	Upstream	Singapore	8/23/2019, 00:00:00	10/21/2026, 00:00:00	322	78

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