Download .cz domains
1,179,634 active domains
Public suffix · Under .cz · Operated by CZ.NIC
About .cz
.cz is a multi-level public suffix sitting one level below .cz. Suffixes like this exist because registries reserve a second level for specific registrant categories. Registrants treat them as if they were top-level TLDs, and so do webatla datasets.
Database preview of .cz domains
5 sample rows from the live database. Switch the dataset to see what each one contains, then preview the file or buy the full dataset.
| Domain | TLD suffix | TLD | Domain type |
|---|---|---|---|
| ceskatelevize.cz | cz | cz | ICANN |
| active24.cz | cz | cz | ICANN |
| denik.cz | cz | cz | ICANN |
| idnes.cz | cz | cz | ICANN |
| ceskenoviny.cz | cz | cz | ICANN |
| … | … | … | … |
| Domain | TLD suffix | TLD | Domain type | Country by IP | PR value | Harmonic value | Domain creation date | Domain expiration date |
|---|---|---|---|---|---|---|---|---|
| ceskatelevize.cz | cz | cz | ICANN | SK | 0.0000101721 | 18,275,846 | 2000-06-04 | 2027-06-04 |
| active24.cz | cz | cz | ICANN | SK | 0.00000825654 | 14,317,518 | 2004-06-04 | 2030-06-03 |
| denik.cz | cz | cz | ICANN | US | 0.00000805208 | 18,264,994 | 1998-07-04 | 2026-10-23 |
| idnes.cz | cz | cz | ICANN | CZ | 0.00000728532 | 17,249,822 | 1997-11-30 | 2026-10-19 |
| ceskenoviny.cz | cz | cz | ICANN | CZ | 0.00000610669 | 18,293,902 | 1998-03-03 | 2030-10-09 |
| … | … | … | … | … | … | … | … | … |
| Domain | TLD suffix | TLD | Domain type | HTTP status | IP address | Country by IP | Social networks | Technologies last data checked | Technologies | PR value | Harmonic value | Domain creation date | Domain expiration date |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ceskatelevize.cz | cz | cz | ICANN | HTTP 200 | 85.239.69.9 | SK | {"threads":["https://threads.net/@ceskatelevize"],"youtube":["https://youtube.com/ceskatelevize"],"facebook":["https://facebook.com/ceskatelevize"],"instagram":["https://instagram.com/ceskatelevize"],"x-twitter":["https://x.com/czechtv"]} | 2026-05-02 | PHP, React, Hotjar, jQuery 1.11.1, Modernizr, jQuery UI 1.10.0, Open Graph, Facebook Pixel, Google Analytics, Apple iCloud Mail | 0.0000101721 | 18,275,846 | 2000-06-04 | 2027-06-04 |
| active24.cz | cz | cz | ICANN | HTTP 200 | 37.9.169.171 | SK | {"youtube":["https://youtube.com/@active24czsk"],"facebook":["https://facebook.com/active24cz"],"linkedin":["https://cz.linkedin.com/company/active24"],"instagram":["https://instagram.com/active24cz"]} | 2026-04-23 | DHL, PHP, HSTS, MySQL, Nginx, Quill, jQuery, Alpine.js, Bootstrap 5, WordPress | 0.00000825654 | 14,317,518 | 2004-06-04 | 2030-06-03 |
| denik.cz | cz | cz | ICANN | HTTP 200 | 104.20.28.105 | US | {"facebook":["https://facebook.com/denik.cz"],"instagram":["https://instagram.com/denik.cz"],"x-twitter":["https://twitter.com/denikcz"]} | 2026-05-05 | PHP, PWA, RSS, HSTS, Cxense, HTTP/3, Cloudflare, Open Graph, Microsoft 365, Priority Hints | 0.00000805208 | 18,264,994 | 1998-07-04 | 2026-10-23 |
| idnes.cz | cz | cz | ICANN | HTTP 200 | 185.17.117.32 | CZ | {"tiktok":["https://tiktok.com/@idnescz"],"facebook":["https://facebook.com/iDNES.cz"],"telegram":["https://t.me/idnescz"],"instagram":["https://instagram.com/idnescz"],"x-twitter":["https://x.com/iDNEScz"]} | 2026-05-14 | RSS, HSTS, Cxense, Sectigo, Google Ads, Open Graph, Facebook Pixel, Priority Hints, Google Analytics, Microsoft Clarity | 0.00000728532 | 17,249,822 | 1997-11-30 | 2026-10-19 |
| ceskenoviny.cz | cz | cz | ICANN | HTTP 200 | 80.79.27.48 | CZ | {"youtube":["https://youtube.com/user/CTKvideozpravy/feed"],"facebook":["https://facebook.com/CTK.cz"],"x-twitter":["https://twitter.com/ceskenoviny_cz"]} | 2026-05-02 | PHP, RSS, HSTS, Open Graph, Google Font API, Google Analytics GA4, Snowplow Analytics | 0.00000610669 | 18,293,902 | 1998-03-03 | 2030-10-09 |
| … | … | … | … | … | … | … | … | … | … | … | … | … | … |
| Domain | TLD suffix | TLD | Domain type | DNS last data checked | DNS Status | DNS records |
|---|---|---|---|---|---|---|
| ceskatelevize.cz | cz | cz | ICANN | 2026-06-10 | TRUE | {"A":["85.239.69.9"],"DS":[{"digest":"494e0b6cf3f6694d4aded30b20d198e707e52c839e70c1ee94838b0a4a2523aa","key_tag":16017,"algorithm":13,"digest_type":2}],"MX":[{"host":"mail3.czech-tv.cz","priority":10},{"host":"mail4.czech-tv.cz","priority":20}],"NS":["ceskatelevize1.ns.nic.cz","ceskatelevize2.ns.nic.cz"],"SOA":{"mname":"ceskatelevize1.ns.nic.cz","retry":7200,"rname":"systemacivt.czech-tv.cz","expire":1209600,"serial":2025091897,"minimum":3600,"refresh":14400},"TXT":["MOSYQS70XBPINVMQLHI2ALE3M532NU2X15BJ3MN0","MS=ms49398127","apple-domain-verification=m2Qs3HNWu2MghoIa","asv=f6a8261aef3edc4b0d0acb111c26160c","google-site-verification=JRZrcqhcp09xCPka-nJFLInl4dmXM3FS_M8x2eMK9XQ","google-site-verification=LBBE5gCE4XN2R0EjFexxqAZape8rBnWJGApm_oTaVEY","miro-verification=c5f67960b9972dfd58095f23c5698997046dccc7","v=spf1 a mx ip4:85.236.69.30 ip4:85.239.66.10 ip4:85.239.66.51 ip4:85.239.68.68 ip4:85.239.69.56 ip4:207.154.194.238 ip4:85.239.64.55 mx:mail3.czech-tv.cz mx:mail4.czech-tv.cz ~all"],"DNSKEY":[{"flags":256,"protocol":3,"algorithm":13,"public_key":"KrTo4rm4LDPZomI2J6Gzl69Uzq36diCg6F1GiCK1sTDU+LL5BKdOsTeR6KNleHiuv4OAZYtyIwfEnbNGObEEUw=="},{"flags":257,"protocol":3,"algorithm":13,"public_key":"+Ebv27sHsGBhsZ0L8+5+KfnXTWwuZ6CeH5HLZYYVfLg8fOddmOoGT8Uyfwpl+j7oPzDGORAj0y8gpme/Zs3t7w=="}]} |
| active24.cz | cz | cz | ICANN | 2026-06-01 | TRUE | {"A":["37.9.169.171","37.9.169.172","37.9.169.173"],"MX":[{"host":"mx.spamfilter.io","priority":10}],"NS":["alfa.ns.active24.cz","beta.ns.active24.cz","gama.ns.active24.sk"],"CAA":[{"tag":"issue","flags":0,"value":"letsencrypt.org"},{"tag":"iodef","flags":0,"value":"mailto:caa@active24.cz"},{"tag":"issue","flags":0,"value":"sectigo.com"},{"tag":"issuewild","flags":0,"value":"sectigo.com"},{"tag":"issue","flags":0,"value":"thawte.com"},{"tag":"issuewild","flags":0,"value":"thawte.com"}],"SOA":{"mname":"alfa.ns.active24.cz","retry":3600,"rname":"hostmaster.active24.cz","expire":604800,"serial":2026052813,"minimum":3600,"refresh":14400},"TXT":["OSSRH-58398","amazonses:eAOuVxlmO4a4k2BCjPK4EFOjyQUfFEFWniuTB0Dmphk=","facebook-domain-verification=bxdobw5c71ymo1s50cisodul6ydxxt","google-site-verification=4lO5Pxtc--qLdlzLBO92yZsZ-tZ8zm2BrhC-bCVPDL0","have-i-been-pwned-verification=10638c872e65592e7e9859936bddef7b","v=spf1 mx ip4:81.95.96.0/20 ip4:31.15.8.0/21 ip4:185.12.196.0/22 ip4:185.26.229.213 ip6:2a02:4a8:ac24::/48 ip4:212.123.41.224/28 include:_spf.hostedemail.com include:servers.mcsv.net include:spf.spamfilter.io include:spf.protection.outlook.com includ e:spf-eu.emailsignatures365.com -all"],"AAAA":["2a00:4b40:1000:4:37:9:169:171","2a00:4b40:1000:4:37:9:169:172","2a00:4b40:1000:4:37:9:169:173"]} |
| denik.cz | cz | cz | ICANN | 2026-05-30 | TRUE | {"A":["104.20.28.105","172.66.150.5"],"MX":[{"host":"denik-cz.mail.protection.outlook.com","priority":0}],"NS":["emily.ns.cloudflare.com","jeremy.ns.cloudflare.com"],"SOA":{"mname":"emily.ns.cloudflare.com","retry":2400,"rname":"dns.cloudflare.com","expire":604800,"serial":2404432113,"minimum":1800,"refresh":10000},"TXT":["MS=ms95048318","TuDmF/4YFcXvmzbz2gTGquyLWV7XxnaGt1KKAuzHOujOMMslUwwihHp5fibO9c9PpwSWBzud27RnrOcvkkPglA==","Y3lsweE0Ho5ylcTbxFCD9jPbk6sII4bUGgT1r5v8aXVTt1BVSAVu47v7/jrnYauMont1PeL2XORR25XQjh6y8g==","ahrefs-site-verification_7025c9ab1c7555552fb56178c705f2a5f3126809165fcec7da2106f07572f204","anthropic-domain-verification-ysas0t=iZFdCT56vQqJ86RDiDRdwYjZJ","atlassian-domain-verification=ONPwBIpoCfM1TNvfNmV8EChGfJKHlBGpcKrr6GWwX2s2ZsdgnQxXkICoO63WRoF0","canva-site-verification=_wGOvTMijYXrJ5Ap0s1NGg","facebook-domain-verification=adtwsl1n0gi8qt86ofi29k6unazf89","google-site-verification=Dat8ldpndHnVORQ3Pwwg5myVEoGuTVOU1wVZsYJQ-Sw","google-site-verification=GC6AaduX5vYXPvrn9VNrS85A-EhIAgX8kTtSZqMSWm4","v=spf1 ip4:195.191.204.0/23 include:spf.protection.outlook.com include:spf1.supportbox.cz -all"],"AAAA":["2606:4700:10::6814:1c69","2606:4700:10::ac42:9605"]} |
| idnes.cz | cz | cz | ICANN | 2026-06-05 | TRUE | {"A":["185.17.117.32"],"MX":[{"host":"smtp1.mafra.cz","priority":10},{"host":"smtp2.mafra.cz","priority":10},{"host":"smtp3.mafra.cz","priority":20},{"host":"smtp4.mafra.cz","priority":20}],"NS":["ns.mafra.cz","ns.mafracz.net","ns2.mafra.cz"],"CAA":[{"tag":"issue","flags":0,"value":"letsencrypt.org"},{"tag":"iodef","flags":0,"value":"mailto:itcerts@mafra.cz"},{"tag":"issue","flags":0,"value":"sectigo.com"}],"SOA":{"mname":"ns.mafra.cz","retry":900,"rname":"hostmaster.mafra.cz","expire":604800,"serial":2026060502,"minimum":300,"refresh":300},"TXT":["MS=ms45743943","asv_domain=11002d5c5b01eab3f7176d9abcdde1f0","cisco-ci-domain-verification=1c493ddf9c6e7bbb3accae8c8bcaffdc5bc73dcee0a05cf2228e3bba1dd142d","google-site-verification=3gmVU4Owr1irArdk1y6yJuW61YwWidJGkuHorgyLxDc","google-site-verification=VdNNYIF4KCAI_-Fde4OKMfDGyYUb4JtYO8m8IbuDKAg","google-site-verification=e8vQLJxL2f86eMT_umz9otbgNecaKeIPbOc3APmK_tI","v=spf1 include:_spf.xqueue.com include:spf.mafra.cz ip4:195.146.144.22 ip4:195.146.144.24 ip4:185.63.156.22 ip4:185.63.156.24 include:spf.smartemailing.cz -all"]} |
| ceskenoviny.cz | cz | cz | ICANN | 2026-06-11 | TRUE | {"A":["80.79.27.48"],"MX":[{"host":"irp.ctk.cz","priority":15},{"host":"irp2.ctk.cz","priority":15},{"host":"mail.ctk.cz","priority":10}],"NS":["ns.ceskenoviny.cz","ns.ctk.cz"],"SOA":{"mname":"ns.ceskenoviny.cz","retry":3600,"rname":"root.ns.ceskenoviny.cz","expire":604800,"serial":2026051204,"minimum":10800,"refresh":300},"TXT":["google-site-verification=p-USoXL8_yvK1R3343R5hYXOH91Mb_cfznnfeB7etSc","v=spf1 mx include:incosrv.com ip4:62.168.9.222 ip4:62.168.9.223 ip4:62.168.9.132 ip4:94.247.37.222 ip4:80.79.27.48 ip4:193.86.66.220 a:support.clapix.com include:incosrv.com ~all"],"AAAA":["2a01:430:0:37::48"]} |
| … | … | … | … | … | … | … |
| Domain | RDAP/WHOIS last data checked | RDAP/WHOIS method | Domain creation date | Domain expiration date | Domain last changed | Registrar | RDAP/WHOIS Record | Response Status RDAP/WHOIS |
|---|---|---|---|---|---|---|---|---|
| ceskatelevize.cz | 2025-06-30 | RDAP | 2000-06-04 | 2027-06-04 | 2016-04-22 | REG-ACTIVE24 | {"raw_response":{"links":[{"rel":"self","href":"https://rdap.nic.cz/domain/ceskatelevize.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/domain/ceskatelevize.cz"}],"events":[{"eventDate":"2000-06-04T07:51:00+00:00","eventAction":"registration"},{"eventDate":"2027-06-04T22:00:00+00:00","eventAction":"expiration"},{"eventDate":"2016-04-22T14:07:06+00:00","eventAction":"last changed"},{"eventDate":"2003-10-31T16:50:00+00:00","eventAction":"transfer"}],"handle":"ceskatelevize.cz","port43":"whois.nic.cz","status":["active"],"ldhName":"ceskatelevize.cz","notices":[{"title":"Disclaimer","description":["(c) 2023 CZ.NIC, z.s.p.o.","Intended use of supplied data and information","Data contained in the domain name register, as well as information supplied through public information services of CZ.NIC association, are appointed only for purposes connected with Internet network administration and operation, or for the purpose of legal or other similar proceedings, in process as regards a matter connected particularly with holding and using a concrete domain name."]}],"entities":[{"links":[{"rel":"self","href":"https://rdap.nic.cz/entity/SB:AP260-RIPE_XX","type":"application/rdap+json","value":"https://rdap.nic.cz/entity/SB:AP260-RIPE_XX"}],"roles":["registrant"],"handle":"SB:AP260-RIPE_XX","objectClassName":"entity"},{"roles":["registrar"],"handle":"REG-ACTIVE24","objectClassName":"entity"},{"links":[{"rel":"self","href":"https://rdap.nic.cz/entity/ADMIN-CT","type":"application/rdap+json","value":"https://rdap.nic.cz/entity/ADMIN-CT"}],"roles":["administrative"],"handle":"ADMIN-CT","objectClassName":"entity"}],"fred_nsset":{"links":[{"rel":"self","href":"https://rdap.nic.cz/fred_nsset/NSS:CZECHTV","type":"application/rdap+json","value":"https://rdap.nic.cz/fred_nsset/NSS:CZECHTV"}],"handle":"NSS:CZECHTV","nameservers":[{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/ns1.czech-tv.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/ns1.czech-tv.cz"}],"handle":"ns1.czech-tv.cz","ldhName":"ns1.czech-tv.cz","ipAddresses":{"v4":["85.239.64.10"]},"objectClassName":"nameserver"},{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/ns2.czech-tv.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/ns2.czech-tv.cz"}],"handle":"ns2.czech-tv.cz","ldhName":"ns2.czech-tv.cz","ipAddresses":{"v4":["85.239.66.10"]},"objectClassName":"nameserver"},{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/ns3.czech-tv.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/ns3.czech-tv.cz"}],"handle":"ns3.czech-tv.cz","ldhName":"ns3.czech-tv.cz","ipAddresses":{"v4":["85.239.69.38"]},"objectClassName":"nameserver"}],"objectClassName":"fred_nsset"},"nameservers":[{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/ns1.czech-tv.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/ns1.czech-tv.cz"}],"handle":"ns1.czech-tv.cz","ldhName":"ns1.czech-tv.cz","ipAddresses":{"v4":["85.239.64.10"]},"objectClassName":"nameserver"},{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/ns2.czech-tv.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/ns2.czech-tv.cz"}],"handle":"ns2.czech-tv.cz","ldhName":"ns2.czech-tv.cz","ipAddresses":{"v4":["85.239.66.10"]},"objectClassName":"nameserver"},{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/ns3.czech-tv.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/ns3.czech-tv.cz"}],"handle":"ns3.czech-tv.cz","ldhName":"ns3.czech-tv.cz","ipAddresses":{"v4":["85.239.69.38"]},"objectClassName":"nameserver"}],"objectClassName":"domain","rdapConformance":["rdap_level_0","fred_version_0"]}} | Domain is active |
| active24.cz | 2025-07-06 | RDAP | 2004-06-04 | 2030-06-03 | 2021-11-08 | REG-ACTIVE24 | {"raw_response":{"links":[{"rel":"self","href":"https://rdap.nic.cz/domain/active24.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/domain/active24.cz"}],"events":[{"eventDate":"2004-06-04T10:55:00+00:00","eventAction":"registration"},{"eventDate":"2030-06-03T22:00:00+00:00","eventAction":"expiration"},{"eventDate":"2021-11-08T12:15:51+00:00","eventAction":"last changed"}],"handle":"active24.cz","port43":"whois.nic.cz","status":["server update prohibited","server transfer prohibited"],"ldhName":"active24.cz","notices":[{"title":"Disclaimer","description":["(c) 2023 CZ.NIC, z.s.p.o.","Intended use of supplied data and information","Data contained in the domain name register, as well as information supplied through public information services of CZ.NIC association, are appointed only for purposes connected with Internet network administration and operation, or for the purpose of legal or other similar proceedings, in process as regards a matter connected particularly with holding and using a concrete domain name."]}],"entities":[{"links":[{"rel":"self","href":"https://rdap.nic.cz/entity/SB:GLOBE-SGLO000001","type":"application/rdap+json","value":"https://rdap.nic.cz/entity/SB:GLOBE-SGLO000001"}],"roles":["registrant"],"handle":"SB:GLOBE-SGLO000001","objectClassName":"entity"},{"roles":["registrar"],"handle":"REG-ACTIVE24","objectClassName":"entity"}],"secureDNS":{"keyData":[{"flags":257,"protocol":3,"algorithm":13,"publicKey":"0EK9ChwJW+CVCvP7mizQwEnR2OJpHgbLmilGV5OyqncZoOufo9fIbVrvxT6qid/T9sAWH7KOfzItPxkVOIbRjg=="}],"maxSigLife":1209600,"zoneSigned":true,"delegationSigned":true},"fred_nsset":{"links":[{"rel":"self","href":"https://rdap.nic.cz/fred_nsset/NSS:GLOBE-SGLO000001:1","type":"application/rdap+json","value":"https://rdap.nic.cz/fred_nsset/NSS:GLOBE-SGLO000001:1"}],"handle":"NSS:GLOBE-SGLO000001:1","nameservers":[{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/alfa.ns.active24.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/alfa.ns.active24.cz"}],"handle":"alfa.ns.active24.cz","ldhName":"alfa.ns.active24.cz","ipAddresses":{"v4":["81.95.96.2"],"v6":["2a02:4a8:ac24:100::96:2"]},"objectClassName":"nameserver"},{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/beta.ns.active24.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/beta.ns.active24.cz"}],"handle":"beta.ns.active24.cz","ldhName":"beta.ns.active24.cz","ipAddresses":{"v4":["185.111.90.94"],"v6":["2a00:4b40:1000:590:185:111:90:94"]},"objectClassName":"nameserver"},{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/gama.ns.active24.sk","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/gama.ns.active24.sk"}],"handle":"gama.ns.active24.sk","ldhName":"gama.ns.active24.sk","objectClassName":"nameserver"}],"objectClassName":"fred_nsset"},"fred_keyset":{"links":[{"rel":"self","href":"https://rdap.nic.cz/fred_keyset/A24-KEYSET","type":"application/rdap+json","value":"https://rdap.nic.cz/fred_keyset/A24-KEYSET"}],"handle":"A24-KEYSET","dns_keys":[{"flags":257,"protocol":3,"algorithm":13,"publicKey":"0EK9ChwJW+CVCvP7mizQwEnR2OJpHgbLmilGV5OyqncZoOufo9fIbVrvxT6qid/T9sAWH7KOfzItPxkVOIbRjg=="}],"objectClassName":"fred_keyset"},"nameservers":[{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/alfa.ns.active24.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/alfa.ns.active24.cz"}],"handle":"alfa.ns.active24.cz","ldhName":"alfa.ns.active24.cz","ipAddresses":{"v4":["81.95.96.2"],"v6":["2a02:4a8:ac24:100::96:2"]},"objectClassName":"nameserver"},{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/beta.ns.active24.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/beta.ns.active24.cz"}],"handle":"beta.ns.active24.cz","ldhName":"beta.ns.active24.cz","ipAddresses":{"v4":["185.111.90.94"],"v6":["2a00:4b40:1000:590:185:111:90:94"]},"objectClassName":"nameserver"},{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/gama.ns.active24.sk","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/gama.ns.active24.sk"}],"handle":"gama.ns.active24.sk","ldhName":"gama.ns.active24.sk","objectClassName":"nameserver"}],"objectClassName":"domain","rdapConformance":["rdap_level_0","fred_version_0"]}} | Domain is active |
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| … | … | … | … | … | … | … | … | … |
| Domain | TLD suffix | TLD | Domain type | HTTP status | IP address | Country by IP | Social networks | Technologies last data checked | Technologies | DNS last data checked | DNS Status | DNS records | PR value | Harmonic value | RDAP/WHOIS last data checked | RDAP/WHOIS method | Domain creation date | Domain expiration date | Domain last changed | Registrar | RDAP/WHOIS Record | Response Status RDAP/WHOIS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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| Domain is active |
| active24.cz | cz | cz | ICANN | HTTP 200 | 37.9.169.171 | SK | {"youtube":["https://youtube.com/@active24czsk"],"facebook":["https://facebook.com/active24cz"],"linkedin":["https://cz.linkedin.com/company/active24"],"instagram":["https://instagram.com/active24cz"]} | 2026-04-23 | DHL, PHP, HSTS, MySQL, Nginx, Quill, jQuery, Alpine.js, Bootstrap 5, WordPress | 2026-06-01 | TRUE | 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| Domain is active |
| denik.cz | cz | cz | ICANN | HTTP 200 | 104.20.28.105 | US | {"facebook":["https://facebook.com/denik.cz"],"instagram":["https://instagram.com/denik.cz"],"x-twitter":["https://twitter.com/denikcz"]} | 2026-05-05 | PHP, PWA, RSS, HSTS, Cxense, HTTP/3, Cloudflare, Open Graph, Microsoft 365, Priority Hints | 2026-05-30 | TRUE | 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| Domain is active |
| idnes.cz | cz | cz | ICANN | HTTP 200 | 185.17.117.32 | CZ | {"tiktok":["https://tiktok.com/@idnescz"],"facebook":["https://facebook.com/iDNES.cz"],"telegram":["https://t.me/idnescz"],"instagram":["https://instagram.com/idnescz"],"x-twitter":["https://x.com/iDNEScz"]} | 2026-05-14 | RSS, HSTS, Cxense, Sectigo, Google Ads, Open Graph, Facebook Pixel, Priority Hints, Google Analytics, Microsoft Clarity | 2026-06-05 | TRUE | 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| Domain is active |
| ceskenoviny.cz | cz | cz | ICANN | HTTP 200 | 80.79.27.48 | CZ | {"youtube":["https://youtube.com/user/CTKvideozpravy/feed"],"facebook":["https://facebook.com/CTK.cz"],"x-twitter":["https://twitter.com/ceskenoviny_cz"]} | 2026-05-02 | PHP, RSS, HSTS, Open Graph, Google Font API, Google Analytics GA4, Snowplow Analytics | 2026-06-11 | TRUE | {"A":["80.79.27.48"],"MX":[{"host":"irp.ctk.cz","priority":15},{"host":"irp2.ctk.cz","priority":15},{"host":"mail.ctk.cz","priority":10}],"NS":["ns.ceskenoviny.cz","ns.ctk.cz"],"SOA":{"mname":"ns.ceskenoviny.cz","retry":3600,"rname":"root.ns.ceskenoviny.cz","expire":604800,"serial":2026051204,"minimum":10800,"refresh":300},"TXT":["google-site-verification=p-USoXL8_yvK1R3343R5hYXOH91Mb_cfznnfeB7etSc","v=spf1 mx include:incosrv.com ip4:62.168.9.222 ip4:62.168.9.223 ip4:62.168.9.132 ip4:94.247.37.222 ip4:80.79.27.48 ip4:193.86.66.220 a:support.clapix.com include:incosrv.com ~all"],"AAAA":["2a01:430:0:37::48"]} | 0.00000610669 | 18,293,902 | 2026-03-02 | RDAP | 1998-03-03 | 2030-10-09 | 2025-06-02 | REG-ACTIVE24 | {"raw_response":{"links":[{"rel":"self","href":"https://rdap.nic.cz/domain/ceskenoviny.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/domain/ceskenoviny.cz"}],"events":[{"eventDate":"1998-03-03T00:00:00+00:00","eventAction":"registration"},{"eventDate":"2030-10-09T22:00:00+00:00","eventAction":"expiration"},{"eventDate":"2025-06-02T08:13:25+00:00","eventAction":"last changed"},{"eventDate":"2004-09-16T13:20:00+00:00","eventAction":"transfer"}],"handle":"ceskenoviny.cz","port43":"whois.nic.cz","status":["active"],"ldhName":"ceskenoviny.cz","notices":[{"title":"Disclaimer","description":["(c) 2023 CZ.NIC, z.s.p.o.","Intended use of supplied data and information","Data contained in the domain name register, as well as information supplied through public information services of CZ.NIC association, are appointed only for purposes connected with Internet network administration and operation, or for the purpose of legal or other similar proceedings, in process as regards a matter connected particularly with holding and using a concrete domain name."]}],"entities":[{"links":[{"rel":"self","href":"https://rdap.nic.cz/entity/SB:JK78-RIPE_XX","type":"application/rdap+json","value":"https://rdap.nic.cz/entity/SB:JK78-RIPE_XX"}],"roles":["registrant"],"handle":"SB:JK78-RIPE_XX","objectClassName":"entity"},{"roles":["registrar"],"handle":"REG-ACTIVE24","objectClassName":"entity"},{"links":[{"rel":"self","href":"https://rdap.nic.cz/entity/JK78-RIPE","type":"application/rdap+json","value":"https://rdap.nic.cz/entity/JK78-RIPE"}],"roles":["administrative"],"handle":"JK78-RIPE","objectClassName":"entity"}],"fred_nsset":{"links":[{"rel":"self","href":"https://rdap.nic.cz/fred_nsset/NSS:JK78-RIPE_XX:1","type":"application/rdap+json","value":"https://rdap.nic.cz/fred_nsset/NSS:JK78-RIPE_XX:1"}],"handle":"NSS:JK78-RIPE_XX:1","nameservers":[{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/ns.ceskenoviny.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/ns.ceskenoviny.cz"}],"handle":"ns.ceskenoviny.cz","ldhName":"ns.ceskenoviny.cz","ipAddresses":{"v4":["80.79.27.44"],"v6":["2a01:430:0:37::44"]},"objectClassName":"nameserver"},{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/ns.ctk.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/ns.ctk.cz"}],"handle":"ns.ctk.cz","ldhName":"ns.ctk.cz","objectClassName":"nameserver"}],"objectClassName":"fred_nsset"},"nameservers":[{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/ns.ceskenoviny.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/ns.ceskenoviny.cz"}],"handle":"ns.ceskenoviny.cz","ldhName":"ns.ceskenoviny.cz","ipAddresses":{"v4":["80.79.27.44"],"v6":["2a01:430:0:37::44"]},"objectClassName":"nameserver"},{"links":[{"rel":"self","href":"https://rdap.nic.cz/nameserver/ns.ctk.cz","type":"application/rdap+json","value":"https://rdap.nic.cz/nameserver/ns.ctk.cz"}],"handle":"ns.ctk.cz","ldhName":"ns.ctk.cz","objectClassName":"nameserver"}],"objectClassName":"domain","rdapConformance":["rdap_level_0","fred_version_0"]}} | Domain is active |
| … | … | … | … | … | … | … | … | … | … | … | … | … | … | … | … | … | … | … | … | … | … | … |
Top technologies on .cz
| Technology | Sites | Share |
|---|---|---|
| PHP | 200K | 18.1% |
| Nginx | 194K | 17.6% |
| jQuery | 171K | 15.5% |
| Apache HTTP Server | 158K | 14.3% |
| Google Font API | 145K | 13.1% |
Top countries on .cz
| Country | Sites | Share |
|---|---|---|
| 🇨🇿 Czechia | 747K | 67.5% |
| 🇺🇸 United States | 97K | 8.8% |
| 🇸🇰 Slovakia | 84K | 7.6% |
| 🇩🇪 Germany | 83K | 7.5% |
| 🇬🇧 United Kingdom | 36K | 3.3% |
The .cz dataset
Everything we have on 1,179,634 .cz domains in one downloadable file — fresh export every day. Same columns and cadence as any top-level TLD.
Buy a dataset to download .cz
The full .cz slice (5.1 MB JSONL, fresh daily exports) lives inside each dataset. Buy one — €29 to €599 / month — and download immediately. No subscription.
Frequently asked questions
How many .cz domains are there?
webatla tracks 1.2M active .cz domains, re-exported every day — each with its DNS, RDAP/WHOIS, detected technologies, IP, hosting country and ranking.
Can I download the full list of .cz domains?
Yes — the full .cz list downloads as structured JSONL (zstd). Pay once for one month, no subscription; a free sample is available first.
What's included for each domain, and how fresh is it?
Every domain carries the full schema — DNS, RDAP/WHOIS, technologies, IP & country, PageRank and Harmonic — re-exported daily.