Autonomous system profile

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

AS17645

Announcement observedAPNIC

NTT-SG-AP - ASN - NTT SINGAPORE PTE LTD · NTT-SG-AP

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

Last active9/30/2026, 20:34:21Snapshot expired

View network topology RDAP registration

ASN: AS17645
Registration country: Singapore
Name: NTT-SG-AP - ASN - NTT SINGAPORE PTE LTD
Abbreviation: NTT-SG-AP
Registration date: 9/4/2008, 06:40:30
Status: Announcement observed
RIR: APNIC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
116.51.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Historical record
116.51.4.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Historical record
116.51.8.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Historical record
175.28.8.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Historical record
202.136.160.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Historical record
202.136.166.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Historical record
202.136.168.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Historical record
202.136.170.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Historical record
202.136.188.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Historical record
58.65.0.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Historical record
58.65.16.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Historical record
58.65.24.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/10/2026, 00:00:00	✓	×	Historical record

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

Registration and sources

Organization: NTT-SG-AP - ASN - NTT SINGAPORE PTE LTD
RIR: APNIC
Registration country: Singapore
Registration date: 9/4/2008, 06:40:30
Abuse contact: ap.eis-netops@global.ntt

Snapshot trend

9/30/2026, 20:34:2112 v41 v68 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 · rir-rdap-asn · iana-rdap-asn-bootstrap