CZ.NIC, z.s.p.o.
AS25192 is CZ.NIC, z.s.p.o. (nic.cz). It announces 5,376 IPv4 addresses in 8 prefixes, and 7 IPv6 prefixes.
Czechia· RIPE· allocated 2002-08-28· isp
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Czechia5,376 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CZNIC-AS
- name
- CZ.NIC, z.s.p.o.
- org
- ORG-Cz1-RIPE
- org name
- CZ.NIC, z.s.p.o.
- org address
- Milesovska 5, 13000, Praha 3, CZECH REPUBLIC
- org country
- CZ
- country
- CZ
- source
- ripe
- status
- ASSIGNED
- created
- 2002-08-28
- updated
- 2017-11-15
- remarks
- TRANSIT IMPORT / EXCHANGE POINTS IMPORT / CUSTOMERS IMPORT / TRANSIT EXPORT / EXCHANGE POINTS EXPORT / CUSTOMERS EXPORT
- maintainer
- RIPE-NCC-END-MNT|CZ-NIC-MNT
- abuse name
- Top level domain .CZ Operations
- abuse email
- abuse@nic.cz
- abuse phone
- +420 222 745 112
- abuse kind
- role
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- 0.06%
- None here
- None here
- None here
- None here
- None here
- Hosting IP1,02419.05%
- None here
- None here
- Anycast IP5129.52%
- SSH IP330.61%
- 0.04%
- 0.47%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 185.43.132.0/22 | Czechia | valid | 17 | 2026-10-02 |
| 185.43.134.0/24also AS200070 | Czechia | valid | 13 | 2026-10-02 |
| 193.29.206.0/24also AS200070 | Czechia | valid | 10 | 2026-10-02 |
| 194.0.12.0/24 | Czechia | valid | 17 | 2026-10-02 |
| 194.0.13.0/24 | Czechia | valid | 19 | 2026-10-02 |
| 194.0.14.0/24also AS200070 | Czechia | valid | 2 | 2026-10-02 |
| 212.237.229.0/24also AS200070 | Czechia | valid | 10 | 2026-10-02 |
| 217.31.192.0/20 | Czechia | valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2001:678:1::/48also AS200070 | Czechia | valid | 16 | 2026-10-02 |
| 2001:678:f::/48 | Czechia | valid | 20 | 2026-10-02 |
| 2001:678:10::/48 | Czechia | valid | 20 | 2026-10-02 |
| 2001:678:11::/48also AS200070 | Czechia | valid | 2 | 2026-10-02 |
| 2001:1488::/32 | Czechia | valid | 20 | 2026-10-02 |
| 2001:148f:fffb::/48also AS200070 | Czechia | valid | 11 | 2026-10-02 |
| 2001:148f:fffd::/48also AS200070 | Czechia | valid | 17 | 2026-10-02 |
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