Lookup domain:

  IPv4 IPv6
Web services (record for www.<domain>)
www.christensen-consulting.cz
yes (since 2012-06-07)
Alternative record for web over IPv6
Mail services (MX record) yes yes
Support for SPF (Sender Policy Framework) no
DNS services (NS record) yes yes
Support for DNSSEC (DS record) yes
Inserted into database 2012-03-06 00:07:43+00
Last update 2016-06-12 09:16:48+00

 

History for christensen-consulting.cz

web altweb mx spf ns dnssec
first check v4only dual dual yes
2012-06-07 dual dual dual yes
2014-07-21 v4only dual dual yes
2014-07-23 v4only dual dual yes
2014-07-23 v4only dual dual yes
2014-07-26 v4only dual dual yes
2016-06-12 v6only dual dual yes

 

History of delta RTT (DRTT) for christensen-consulting.cz

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