Autonomous system profile

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

AS142561

Announcement observedAPNIC

XTDEF Limited · XTDEF-LIMITED-AS-AP

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

Last active10/7/2026, 21:00:45Snapshot expired

View network topology RDAP registration

ASN: AS142561
Registration country: United States
Name: XTDEF Limited
Abbreviation: XTDEF-LIMITED-AS-AP
Registration date: 7/2/2021, 03:33:18
Status: Announcement observed
RIR: APNIC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
109.66.71.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	10/3/2026, 00:00:00	10/7/2026, 16:00:00	✓	×	Historical record
143.20.23.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/23/2026, 16:00:00	10/7/2026, 16:00:00	✓	×	Historical record
178.239.118.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/23/2026, 16:00:00	10/7/2026, 16:00:00	✓	×	Historical record
87.76.184.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/23/2026, 16:00:00	10/7/2026, 16:00:00	✓	×	Historical record
91.124.55.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/23/2026, 16:00:00	10/7/2026, 16:00:00	✓	×	Historical record

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

Registration and sources

Organization: XTDEF Limited
RIR: APNIC
Registration country: United States
Registration date: 7/2/2021, 03:33:18
Abuse contact: abuse@hostus.us

Snapshot trend

10/7/2026, 21:00:455 v48 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