Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS131195

Announcement observedAPNIC

Singapore Institute of Management · SIM-SG-AS-AP

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/6/2026, 14:55:05Snapshot expired

View network topology RDAP registration

ASN: AS131195
Registration country: Singapore
Name: Singapore Institute of Management
Abbreviation: SIM-SG-AS-AP
Registration date: 7/14/2009, 01:39:19
Status: Announcement observed
RIR: APNIC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
203.217.184.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/6/2026, 08:00:00	✓	×	Historical record
203.217.186.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/6/2026, 08:00:00	✓	×	Historical record
203.217.187.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/6/2026, 08:00:00	✓	×	Historical record

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: Singapore Institute of Management
RIR: APNIC
Registration country: Singapore
Registration date: 7/14/2009, 01:39:19
Abuse contact: sysop@sim.edu.sg

Snapshot trend

10/6/2026, 14:55:053 v40 v61 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · iana-rdap-asn-bootstrap · rir-rdap-asn