Autonomous system profile

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

AS9916

Announcement observedAPNIC

NCTU-TW

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

Last active10/23/2026, 01:19:25Snapshot expired

View network topology RDAP registration

ASN: AS9916
Registration country: Taiwan
Name: NCTU-TW
Abbreviation: NCTU-TW
Registration date: 9/4/2008, 06:40:29
Status: Announcement observed
RIR: APNIC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
120.126.32.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	10/21/2026, 16:00:00	✓	×	Currently valid
120.126.64.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	10/21/2026, 16:00:00	✓	×	Currently valid
120.126.96.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	10/21/2026, 16:00:00	✓	×	Currently valid
140.113.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	10/21/2026, 16:00:00	✓	×	Currently valid
140.129.51.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	10/21/2026, 16:00:00	✓	×	Currently valid
140.129.52.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	10/21/2026, 16:00:00	✓	×	Currently valid
140.129.56.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	10/21/2026, 16:00:00	✓	×	Currently valid
140.129.64.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	10/21/2026, 16:00:00	✓	×	Currently valid
140.129.80.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 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: NCTU-TW
RIR: APNIC
Registration country: Taiwan
Registration date: 9/4/2008, 06:40:29
Abuse contact: noc@mail.moe.gov.tw

Snapshot trend

10/23/2026, 01:19:259 v41 v64 Upstream · 0 Uncertain

10/21/2026, 22:09:229 v41 v62 Upstream · 0 Uncertain

9/30/2026, 01:07:209 v41 v63 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: iana-rdap-asn-bootstrap · rir-rdap-asn