Autonomous system profile

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

AS131624

Announcement observedAPNIC

AMATRANSIT-AS-TW - AMATECH · DOWTEK-AS-TW

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

Last active10/6/2026, 15:44:59Snapshot expired

View network topology RDAP registration

ASN: AS131624
Registration country: Taiwan
Name: AMATRANSIT-AS-TW - AMATECH
Abbreviation: DOWTEK-AS-TW
Registration date: 7/17/2026, 03:54:27
Status: Announcement observed
RIR: APNIC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
2402:4f20:7::/48BGP · IPv6	Announced prefixBGP route observation	Not applicable · BGP prefix	9/22/2026, 08:00:00	10/6/2026, 08:00:00	×	✓	Currently valid

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

Registration and sources

Organization: AMATRANSIT-AS-TW - AMATECH
RIR: APNIC
Registration country: Taiwan
Registration date: 7/17/2026, 03:54:27
Abuse contact: haco.tw@gmail.com

Snapshot trend

10/6/2026, 15:44:590 v41 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 · rir-rdap-asn · iana-rdap-asn-bootstrap