Autonomous system profile

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

AS139617

Announcement observedAPNIC

ISEAS Yusof Ishak Institute · ISEAS-AS-AP

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

Last active10/7/2026, 12:29:24Snapshot expired

View network topology RDAP registration

ASN: AS139617
Registration country: Singapore
Name: ISEAS Yusof Ishak Institute
Abbreviation: ISEAS-AS-AP
Registration date: 8/27/2019, 23:41:06
Status: Announcement observed
RIR: APNIC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
202.0.149.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/23/2026, 08:00:00	10/29/2026, 08:00:00	✓	×	Currently valid

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

Registration and sources

Organization: ISEAS Yusof Ishak Institute
RIR: APNIC
Registration country: Singapore
Registration date: 8/27/2019, 23:41:06
Abuse contact: it_admin@iseas.edu.sg

Snapshot trend

10/7/2026, 12:29:241 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