Autonomous system profile

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

AS25192

Announcement observedRIPE NCC

CZ.NIC, z.s.p.o. · CZNIC-AS

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

Last active10/16/2026, 14:02:16Snapshot expired

View network topology RDAP registration

ASN: AS25192
Registration country: Czechia
Name: CZ.NIC, z.s.p.o.
Abbreviation: CZNIC-AS
Registration date: 8/28/2002, 09:25:35
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
185.43.132.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
185.43.134.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
193.29.206.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
194.0.12.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
194.0.13.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
194.0.14.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
212.237.229.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
217.31.192.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/16/2026, 08:00:00	✓	×	Currently valid

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

Registration and sources

Organization: CZ.NIC, z.s.p.o.
RIR: RIPE NCC
Registration country: Czechia
Registration date: 8/28/2002, 09:25:35
Abuse contact: abuse@nic.cz

Snapshot trend

10/16/2026, 14:02:168 v47 v662 Upstream · 92 Uncertain

10/16/2026, 13:58:088 v47 v662 Upstream · 88 Uncertain

10/11/2026, 01:32:278 v47 v661 Upstream · 91 Uncertain

10/1/2026, 17:29:398 v47 v657 Upstream · 91 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