DNS Coffee ☕

optc.org

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Zone

org

First Updated: May 08, 2011
Last Updated: Jul 14, 2024

Nameserver Timeline
Current Nameservers 2
Name First Seen
ns31.domaincontrol.com Dec 11, 2022
ns32.domaincontrol.com Dec 11, 2022
Past Nameservers 14
Name First Seen Last Seen
ns1.usiserver.com Dec 30, 2021 Dec 10, 2022
ns2.usiserver.com Dec 30, 2021 Dec 10, 2022
ns1.usiserver2.com Dec 10, 2021 Dec 29, 2021
ns2.usiserver2.com Dec 10, 2021 Dec 29, 2021
pdns01.domaincontrol.com Feb 06, 2020 Dec 09, 2021
pdns02.domaincontrol.com Feb 06, 2020 Dec 09, 2021
ns1.unionstrategiesinc.com Jun 11, 2016 Feb 05, 2020
ns2.unionstrategiesinc.com Jun 11, 2016 Feb 05, 2020
pdns07.domaincontrol.com Dec 12, 2015 Jun 10, 2016
pdns08.domaincontrol.com Dec 12, 2015 Jun 10, 2016
ns57.domaincontrol.com Sep 07, 2013 Dec 11, 2015
ns58.domaincontrol.com Sep 07, 2013 Dec 11, 2015
ns4.renforthhosting.com Sep 06, 2013
ns5.renforthhosting.com Sep 06, 2013