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Domain: ERU.CZ (16,993 similar domains)
Registrar: REG-WEBGLOBE
Query Time: 10 Jun 2026 - 1:05 PM UTC  [1 HR BACK] [REFRESH]

Registered: 12th December 2000  [25 years, 5 months, 29 days back]
Updated: 8th November 2022  [3 years, 7 months, 2 days back]
Expiry: 13th December 2027  [1 year, 6 months, 2 days left]

NAME SERVERS

ns1.ignum.com
ns2.ignum.cz

REGISTRANT CONTACT

Name: Energeticky regulacni urad
Company: Energeticky regulacni urad
Address: Masarykovo namesti 5, Jihlava, 586 01
Country: Czech Republic (1.62 million domains from Czech Republic for $500)

ADMINISTRATIVE CONTACT

Name: Radek Zeleny
Address: Masarykovo namesti 5, Jihlava, 586 01, Masarykovo namesti 5, Jihlava, 586 01
Country: Czech Republic (1.62 million domains from Czech Republic for $500)

TECHNICAL CONTACT

Name: Giacomo Tognoni (86 domains)
Company: IGNUM, s. r. o. (16,539 domains)
Address: Vinohradska 190, Praha 3, 130 61, Vinohradska 190, Praha 3, 130 61
Country: Czech Republic (1.62 million domains from Czech Republic for $500)

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--------------------------------------------------
Generator: x2.autowhois.com
Registry WHOIS: whois.nic.cz
Query Time: Wed, 10 Jun 2026 13:05:15 +0000
--------------------------------------------------

%  (c) 2006-2021 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.
% 
% Full text available at:
% http://www.nic.cz/page/306/intended-use-of-supplied-data-and-information/
% 
% See also a search service at http://www.nic.cz/whois/
% 
% 
% Whoisd Server Version: 3.15.0
% Timestamp: Wed Jun 10 15:05:16 2026

domain:       eru.cz
registrant:   SB:ERU-CZ
admin-c:      ERU-ZELENY
admin-c:      ERU-TESAR
admin-c:      JORD1
nsset:        IGNUM
keyset:       WEBG-K-D0000665575-CZ
registrar:    REG-WEBGLOBE
registered:   12.12.2000 14:51:00
changed:      08.11.2022 23:16:07
expire:       13.12.2027

contact:      SB:ERU-CZ
org:          Energeticky regulacni urad
name:         Energeticky regulacni urad
address:      Masarykovo namesti 5
address:      Jihlava
address:      586 01
address:      CZ
registrar:    REG-ACTIVE24
created:      10.08.2001 22:13:00
changed:      15.05.2018 21:32:00

contact:      ERU-ZELENY
name:         Radek Zeleny
address:      Masarykovo namesti 5
address:      Jihlava
address:      586 01
address:      CZ
registrar:    REG-WEBGLOBE
created:      01.08.2012 08:23:05
changed:      18.03.2020 19:54:03

contact:      ERU-TESAR
name:         Richard Tesar
address:      Masarykovo namesti 5
address:      Jihlava
address:      586 01
address:      CZ
registrar:    REG-WEBGLOBE
created:      29.09.2008 09:22:11
changed:      15.05.2018 21:32:00

contact:      JORD1
name:         Jiri Svoboda
registrar:    REG-MOJEID
created:      17.02.2016 12:56:50
changed:      17.04.2025 15:42:04

nsset:        IGNUM
nserver:      ns1.ignum.com 
nserver:      ns2.ignum.cz (217.31.48.201, 2001:1ab0:7e1e:2::5)
tech-c:       IGNUM-DOMENY
registrar:    REG-WEBGLOBE
created:      04.10.2007 15:19:01
changed:      11.12.2024 14:18:16

contact:      IGNUM-DOMENY
org:          IGNUM, s. r. o.
name:         Giacomo Tognoni
address:      Vinohradska 190
address:      Praha 3
address:      130 61
address:      CZ
e-mail:       [email protected]
registrar:    REG-WEBGLOBE
created:      13.12.2012 10:40:09
changed:      10.01.2024 11:43:13

keyset:       WEBG-K-D0000665575-CZ
dnskey:       257 3 13 K+9GUwNitkyXzT1wnizsA3iVav5axKqC4rK9E+Ly3jHCMchpOOQr2E705ihgHBWq+QiOsiz9iGc+u5nt3HkrgQ==
tech-c:       IGNUM
registrar:    REG-WEBGLOBE
created:      08.11.2022 23:16:07
changed:      03.04.2025 13:12:49

contact:      IGNUM
org:          Webglobe, s.r.o.
name:         Giacomo Tognoni
address:      Pobrezni 620/3
address:      Praha
address:      18600
address:      CZ
registrar:    REG-WEBGLOBE
created:      17.03.2008 14:43:09
changed:      03.12.2024 14:04:22
{
    "status": 1,
    "domain_name": "eru.cz",
    "query_time": "2026-06-10 13:05:15",
    "domain_registered": "yes",
    "create_date": "2000-12-12",
    "update_date": "2022-11-08",
    "expiry_date": "2027-12-13",
    "domain_registrar": {
        "registrar_name": "REG-WEBGLOBE"
    },
    "registrant_contact": {
        "full_name": "Energeticky regulacni urad",
        "company_name": "Energeticky regulacni urad",
        "mailing_address": "Masarykovo namesti 5, Jihlava, 586 01",
        "country_name": "Czech Republic",
        "country_code": "CZ"
    },
    "administrative_contact": {
        "full_name": "Radek Zeleny",
        "mailing_address": "Masarykovo namesti 5, Jihlava, 586 01, Masarykovo namesti 5, Jihlava, 586 01",
        "country_name": "Czech Republic",
        "country_code": "CZ"
    },
    "technical_contact": {
        "full_name": "Giacomo Tognoni",
        "company_name": "IGNUM, s. r. o.",
        "mailing_address": "Vinohradska 190, Praha 3, 130 61, Vinohradska 190, Praha 3, 130 61",
        "country_name": "Czech Republic",
        "country_code": "CZ"
    },
    "name_servers": [
        "ns1.ignum.com",
        "ns2.ignum.cz"
    ],
    "raw_whois": "--------------------------------------------------\nGenerator: x2.autowhois.com\nRegistry WHOIS: whois.nic.cz\nQuery Time: Wed, 10 Jun 2026 13:05:15 +0000\n--------------------------------------------------\n\n%  (c) 2006-2021 CZ.NIC, z.s.p.o.\r\n% \r\n% Intended use of supplied data and information\r\n% \r\n% Data contained in the domain name register, as well as information\r\n% supplied through public information services of CZ.NIC association,\r\n% are appointed only for purposes connected with Internet network\r\n% administration and operation, or for the purpose of legal or other\r\n% similar proceedings, in process as regards a matter connected\r\n% particularly with holding and using a concrete domain name.\r\n% \r\n% Full text available at:\r\n% http://www.nic.cz/page/306/intended-use-of-supplied-data-and-information/\r\n% \r\n% See also a search service at http://www.nic.cz/whois/\r\n% \r\n% \r\n% Whoisd Server Version: 3.15.0\r\n% Timestamp: Wed Jun 10 15:05:16 2026\r\n\r\ndomain:       eru.cz\r\nregistrant:   SB:ERU-CZ\r\nadmin-c:      ERU-ZELENY\r\nadmin-c:      ERU-TESAR\r\nadmin-c:      JORD1\r\nnsset:        IGNUM\r\nkeyset:       WEBG-K-D0000665575-CZ\r\nregistrar:    REG-WEBGLOBE\r\nregistered:   12.12.2000 14:51:00\r\nchanged:      08.11.2022 23:16:07\r\nexpire:       13.12.2027\r\n\r\ncontact:      SB:ERU-CZ\r\norg:          Energeticky regulacni urad\r\nname:         Energeticky regulacni urad\r\naddress:      Masarykovo namesti 5\r\naddress:      Jihlava\r\naddress:      586 01\r\naddress:      CZ\r\nregistrar:    REG-ACTIVE24\r\ncreated:      10.08.2001 22:13:00\r\nchanged:      15.05.2018 21:32:00\r\n\r\ncontact:      ERU-ZELENY\r\nname:         Radek Zeleny\r\naddress:      Masarykovo namesti 5\r\naddress:      Jihlava\r\naddress:      586 01\r\naddress:      CZ\r\nregistrar:    REG-WEBGLOBE\r\ncreated:      01.08.2012 08:23:05\r\nchanged:      18.03.2020 19:54:03\r\n\r\ncontact:      ERU-TESAR\r\nname:         Richard Tesar\r\naddress:      Masarykovo namesti 5\r\naddress:      Jihlava\r\naddress:      586 01\r\naddress:      CZ\r\nregistrar:    REG-WEBGLOBE\r\ncreated:      29.09.2008 09:22:11\r\nchanged:      15.05.2018 21:32:00\r\n\r\ncontact:      JORD1\r\nname:         Jiri Svoboda\r\nregistrar:    REG-MOJEID\r\ncreated:      17.02.2016 12:56:50\r\nchanged:      17.04.2025 15:42:04\r\n\r\nnsset:        IGNUM\r\nnserver:      ns1.ignum.com \r\nnserver:      ns2.ignum.cz (217.31.48.201, 2001:1ab0:7e1e:2::5)\r\ntech-c:       IGNUM-DOMENY\r\nregistrar:    REG-WEBGLOBE\r\ncreated:      04.10.2007 15:19:01\r\nchanged:      11.12.2024 14:18:16\r\n\r\ncontact:      IGNUM-DOMENY\r\norg:          IGNUM, s. r. o.\r\nname:         Giacomo Tognoni\r\naddress:      Vinohradska 190\r\naddress:      Praha 3\r\naddress:      130 61\r\naddress:      CZ\r\ne-mail:       [email protected]\r\nregistrar:    REG-WEBGLOBE\r\ncreated:      13.12.2012 10:40:09\r\nchanged:      10.01.2024 11:43:13\r\n\r\nkeyset:       WEBG-K-D0000665575-CZ\r\ndnskey:       257 3 13 K+9GUwNitkyXzT1wnizsA3iVav5axKqC4rK9E+Ly3jHCMchpOOQr2E705ihgHBWq+QiOsiz9iGc+u5nt3HkrgQ==\r\ntech-c:       IGNUM\r\nregistrar:    REG-WEBGLOBE\r\ncreated:      08.11.2022 23:16:07\r\nchanged:      03.04.2025 13:12:49\r\n\r\ncontact:      IGNUM\r\norg:          Webglobe, s.r.o.\r\nname:         Giacomo Tognoni\r\naddress:      Pobrezni 620/3\r\naddress:      Praha\r\naddress:      18600\r\naddress:      CZ\r\nregistrar:    REG-WEBGLOBE\r\ncreated:      17.03.2008 14:43:09\r\nchanged:      03.12.2024 14:04:22"
}
<?xml version="1.0" encoding="UTF-8"?>
<root>
 <status>1</status>
 <domain_name>eru.cz</domain_name>
 <query_time>2026-06-10 13:05:15</query_time>
 <domain_registered>yes</domain_registered>
 <create_date>2000-12-12</create_date>
 <update_date>2022-11-08</update_date>
 <expiry_date>2027-12-13</expiry_date>
 <domain_registrar>
  <registrar_name>REG-WEBGLOBE</registrar_name>
 </domain_registrar>
 <registrant_contact>
  <full_name>Energeticky regulacni urad</full_name>
  <company_name>Energeticky regulacni urad</company_name>
  <mailing_address>Masarykovo namesti 5, Jihlava, 586 01</mailing_address>
  <country_name>Czech Republic</country_name>
  <country_code>CZ</country_code>
 </registrant_contact>
 <administrative_contact>
  <full_name>Radek Zeleny</full_name>
  <mailing_address>Masarykovo namesti 5, Jihlava, 586 01, Masarykovo namesti 5, Jihlava, 586 01</mailing_address>
  <country_name>Czech Republic</country_name>
  <country_code>CZ</country_code>
 </administrative_contact>
 <technical_contact>
  <full_name>Giacomo Tognoni</full_name>
  <company_name>IGNUM, s. r. o.</company_name>
  <mailing_address>Vinohradska 190, Praha 3, 130 61, Vinohradska 190, Praha 3, 130 61</mailing_address>
  <country_name>Czech Republic</country_name>
  <country_code>CZ</country_code>
 </technical_contact>
 <name_servers>
  <value>ns1.ignum.com</value>
  <value>ns2.ignum.cz</value>
 </name_servers>
 <raw_whois>--------------------------------------------------
Generator: x2.autowhois.com
Registry WHOIS: whois.nic.cz
Query Time: Wed, 10 Jun 2026 13:05:15 +0000
--------------------------------------------------

%  (c) 2006-2021 CZ.NIC, z.s.p.o.&#13;
% &#13;
% Intended use of supplied data and information&#13;
% &#13;
% Data contained in the domain name register, as well as information&#13;
% supplied through public information services of CZ.NIC association,&#13;
% are appointed only for purposes connected with Internet network&#13;
% administration and operation, or for the purpose of legal or other&#13;
% similar proceedings, in process as regards a matter connected&#13;
% particularly with holding and using a concrete domain name.&#13;
% &#13;
% Full text available at:&#13;
% http://www.nic.cz/page/306/intended-use-of-supplied-data-and-information/&#13;
% &#13;
% See also a search service at http://www.nic.cz/whois/&#13;
% &#13;
% &#13;
% Whoisd Server Version: 3.15.0&#13;
% Timestamp: Wed Jun 10 15:05:16 2026&#13;
&#13;
domain:       eru.cz&#13;
registrant:   SB:ERU-CZ&#13;
admin-c:      ERU-ZELENY&#13;
admin-c:      ERU-TESAR&#13;
admin-c:      JORD1&#13;
nsset:        IGNUM&#13;
keyset:       WEBG-K-D0000665575-CZ&#13;
registrar:    REG-WEBGLOBE&#13;
registered:   12.12.2000 14:51:00&#13;
changed:      08.11.2022 23:16:07&#13;
expire:       13.12.2027&#13;
&#13;
contact:      SB:ERU-CZ&#13;
org:          Energeticky regulacni urad&#13;
name:         Energeticky regulacni urad&#13;
address:      Masarykovo namesti 5&#13;
address:      Jihlava&#13;
address:      586 01&#13;
address:      CZ&#13;
registrar:    REG-ACTIVE24&#13;
created:      10.08.2001 22:13:00&#13;
changed:      15.05.2018 21:32:00&#13;
&#13;
contact:      ERU-ZELENY&#13;
name:         Radek Zeleny&#13;
address:      Masarykovo namesti 5&#13;
address:      Jihlava&#13;
address:      586 01&#13;
address:      CZ&#13;
registrar:    REG-WEBGLOBE&#13;
created:      01.08.2012 08:23:05&#13;
changed:      18.03.2020 19:54:03&#13;
&#13;
contact:      ERU-TESAR&#13;
name:         Richard Tesar&#13;
address:      Masarykovo namesti 5&#13;
address:      Jihlava&#13;
address:      586 01&#13;
address:      CZ&#13;
registrar:    REG-WEBGLOBE&#13;
created:      29.09.2008 09:22:11&#13;
changed:      15.05.2018 21:32:00&#13;
&#13;
contact:      JORD1&#13;
name:         Jiri Svoboda&#13;
registrar:    REG-MOJEID&#13;
created:      17.02.2016 12:56:50&#13;
changed:      17.04.2025 15:42:04&#13;
&#13;
nsset:        IGNUM&#13;
nserver:      ns1.ignum.com &#13;
nserver:      ns2.ignum.cz (217.31.48.201, 2001:1ab0:7e1e:2::5)&#13;
tech-c:       IGNUM-DOMENY&#13;
registrar:    REG-WEBGLOBE&#13;
created:      04.10.2007 15:19:01&#13;
changed:      11.12.2024 14:18:16&#13;
&#13;
contact:      IGNUM-DOMENY&#13;
org:          IGNUM, s. r. o.&#13;
name:         Giacomo Tognoni&#13;
address:      Vinohradska 190&#13;
address:      Praha 3&#13;
address:      130 61&#13;
address:      CZ&#13;
e-mail:       [email protected]&#13;
registrar:    REG-WEBGLOBE&#13;
created:      13.12.2012 10:40:09&#13;
changed:      10.01.2024 11:43:13&#13;
&#13;
keyset:       WEBG-K-D0000665575-CZ&#13;
dnskey:       257 3 13 K+9GUwNitkyXzT1wnizsA3iVav5axKqC4rK9E+Ly3jHCMchpOOQr2E705ihgHBWq+QiOsiz9iGc+u5nt3HkrgQ==&#13;
tech-c:       IGNUM&#13;
registrar:    REG-WEBGLOBE&#13;
created:      08.11.2022 23:16:07&#13;
changed:      03.04.2025 13:12:49&#13;
&#13;
contact:      IGNUM&#13;
org:          Webglobe, s.r.o.&#13;
name:         Giacomo Tognoni&#13;
address:      Pobrezni 620/3&#13;
address:      Praha&#13;
address:      18600&#13;
address:      CZ&#13;
registrar:    REG-WEBGLOBE&#13;
created:      17.03.2008 14:43:09&#13;
changed:      03.12.2024 14:04:22</raw_whois>
</root>
SIMILAR DOMAINS

Currently there are 16,993 domain names similar to eru.cz in our database:

View all Similar Domain Names

REVERSE WHOIS

Giacomo Tognoni is linked with 86 domain names:

View all Related Domain Names

WHOIS HISTORY
  • 18 November 2012  [1 Whois Record]
  • 25 June 2015  [1 Whois Record]
  • 27 October 2025  [1 Whois Record]

View all Historical Whois Records

RECENT WHOIS LOOKUP

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Whois API Demo

Whois Lookup API

You can fetch the above results using our Whois Lookup API.

https://api.whoxy.com/?key=xxxxx&whois=eru.cz

Whois API digs into WHOIS registry referral chains until the correct WHOIS servers are found, for the most complete WHOIS data.
Our WHOIS parser converts WHOIS data into well-structured fields (XML & JSON), which can easily be read by your application.
Whois API supports a total of 2026 Domain Extensions (gTLDs, ccTLDs & new gTLDs), ensuring all domains are supported.

Sample Output: JSON Schema • XML Schema • JSON Live Results • XML Live Results

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Who owned eru.cz in the past? (3 records)

18 NOV 2012

Name: Energeticky regulacni urad
Company: Energeticky regulacni urad
Email: [email protected]
Country: Czech Republic (1.62 million domains from Czech Republic for $500)
Nameservers: isp1.viapraga.cz, isp2.viapraga.cz
Status: paid and in zone

25 JUN 2015

Name: GTS NOVERA a.s. (59 domains)  UPDATED
Company: GTS NOVERA a.s. (189 domains)  UPDATED
Email: [email protected] (35 domains)  UPDATED
Country: Czech Republic (1.62 million domains from Czech Republic for $500)
Nameservers: ns1.gts.cz, ns2.gts.cz  UPDATED

27 OCT 2025

Name: Energeticky regulacni urad  UPDATED
Company: Energeticky regulacni urad  UPDATED
Country: Czech Republic (1.62 million domains from Czech Republic for $500)
Nameservers: ns1.ignum.com, ns2.ignum.cz  UPDATED

Whois History API returns all the historical WHOIS records of a domain name. For more details, please visit https://www.whoxy.com/whois-history/