Autonomous system profile

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

AS39761

Announcement observedRIPE NCC

ABAK, Co.Ltd. · ABAK

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

Last active10/16/2026, 00:00:00Snapshot expired

View network topology RDAP registration

ASN: AS39761
Registration country: Czechia
Name: ABAK, Co.Ltd.
Abbreviation: ABAK
Registration date: 4/21/2006, 07:58:51
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
45.11.132.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/3/2026, 00:00:00	✓	×	Historical record
45.14.156.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/3/2026, 00:00:00	✓	×	Historical record
45.83.212.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/3/2026, 00:00:00	✓	×	Historical record
45.87.12.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/3/2026, 00:00:00	✓	×	Historical record
81.90.240.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/3/2026, 00:00:00	✓	×	Historical record
84.246.160.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/19/2026, 00:00:00	10/3/2026, 00:00:00	✓	×	Historical record

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

Registration and sources

Organization: ABAK, Co.Ltd.
RIR: RIPE NCC
Registration country: Czechia
Registration date: 4/21/2006, 07:58:51
Abuse contact: jan.pilny@abak.cz

Snapshot trend

10/3/2026, 07:29:286 v42 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 · cha-la-bgp-observations