Autonomous system profile

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

AS12570

Announcement observedRIPE NCC

ITSELF O2 Czech Republic, a.s. · ITSELF

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

Last active10/27/2026, 00:00:59Snapshot expired

View network topology RDAP registration

ASN: AS12570
Registration country: Czechia
Name: ITSELF O2 Czech Republic, a.s.
Abbreviation: ITSELF
Registration date: 5/27/2002, 13:11:15
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
109.105.32.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	9/30/2026, 00:00:00	✓	×	Currently valid
185.8.188.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	9/30/2026, 00:00:00	✓	×	Currently valid
193.17.248.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	9/30/2026, 00:00:00	✓	×	Currently valid
195.78.122.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	9/30/2026, 00:00:00	✓	×	Currently valid
212.4.128.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	9/30/2026, 00:00:00	✓	×	Currently valid
212.96.160.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	9/30/2026, 00:00:00	✓	×	Currently valid
213.211.32.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	9/30/2026, 00:00:00	✓	×	Currently valid
80.78.144.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	9/30/2026, 00:00:00	✓	×	Currently valid
88.83.224.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	9/30/2026, 00:00:00	✓	×	Currently valid
89.190.40.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	9/30/2026, 00:00:00	✓	×	Currently valid
89.190.48.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 00:00:00	9/30/2026, 00:00:00	✓	×	Currently valid

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

Registration and sources

Organization: ITSELF O2 Czech Republic, a.s.
RIR: RIPE NCC
Registration country: Czechia
Registration date: 5/27/2002, 13:11:15
Abuse contact: abuse@o2.cz

Snapshot trend

10/27/2026, 00:00:5911 v42 v62 Upstream · 0 Uncertain

9/30/2026, 07:20:4611 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 · rir-rdap-asn · iana-rdap-asn-bootstrap