Autonomous system profile

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

AS23639

Announcement observedAPNIC

ntt-bizlink

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

Last active10/1/2026, 13:07:53Snapshot expired

View network topology RDAP registration

ASN: AS23639
Registration country: Japan
Name: ntt-bizlink
Abbreviation: ntt-bizlink
Registration date: Not recorded
Status: Announcement observed
RIR: APNIC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
111.90.160.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid
111.90.160.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid
111.90.162.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid
111.90.164.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid
117.20.72.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid
117.20.72.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid
117.20.76.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid
202.74.4.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid
202.74.4.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid
202.74.6.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid
202.8.80.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid
202.8.80.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid
202.8.82.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	11/6/2026, 08:00:00	✓	×	Currently valid

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

Registration and sources

Organization: ntt-bizlink
RIR: APNIC
Registration country: Japan
Registration date: Not recorded
Abuse contact: hostmaster@nic.ad.jp

Snapshot trend

10/1/2026, 13:07:5313 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