Autonomous system profile

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

AS45133

Announcement observedAPNIC

Singapore Polytechnic · Singapore-Polytechnic-AS-AP

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

Last active10/3/2026, 23:13:42Snapshot expired

View network topology RDAP registration

ASN: AS45133
Registration country: Singapore
Name: Singapore Polytechnic
Abbreviation: Singapore-Polytechnic-AS-AP
Registration date: 9/4/2008, 06:40:44
Status: Announcement observed
RIR: APNIC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
164.78.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/21/2026, 16:00:00	✓	×	Currently valid
164.78.248.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/21/2026, 16:00:00	✓	×	Currently valid
164.78.252.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 16:00:00	10/21/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: Singapore Polytechnic
RIR: APNIC
Registration country: Singapore
Registration date: 9/4/2008, 06:40:44
Abuse contact: noc@sp.edu.sg

Snapshot trend

10/3/2026, 23:13:423 v41 v62 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