Autonomous system profile

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

AS131668

Announcement observedAPNIC

TWDS-LEGACY-AS-TW

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

Last active10/6/2026, 15:46:27Snapshot expired

View network topology RDAP registration

ASN: AS131668
Registration country: Taiwan
Name: TWDS-LEGACY-AS-TW
Abbreviation: TWDS-LEGACY-AS-TW
Registration date: 12/26/2019, 03:21:56
Status: Announcement observed
RIR: APNIC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
2602:fc1d:101::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/11/2026, 16:00:00	×	✓	Historical record
2a0f:5707:ffa0::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/11/2026, 16:00:00	×	✓	Historical record
2a0f:5707:ffa1::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/11/2026, 16:00:00	×	✓	Historical record
2a0f:5707:ffa2::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/11/2026, 16:00:00	×	✓	Historical record
2a0f:5707:ffa3::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/11/2026, 16:00:00	×	✓	Historical record
2a0f:5707:ffa4::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/11/2026, 16:00:00	×	✓	Historical record
2a0f:5707:ffa5::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/11/2026, 16:00:00	×	✓	Historical record
2a0f:5707:ffa6::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/11/2026, 16:00:00	×	✓	Historical record
2a0f:5707:ffa7::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/11/2026, 16:00:00	×	✓	Historical record

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

Registration and sources

Organization: TWDS-LEGACY-AS-TW
RIR: APNIC
Registration country: Taiwan
Registration date: 12/26/2019, 03:21:56
Abuse contact: liheng@twds.tw

Snapshot trend

10/6/2026, 15:46:270 v49 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