Lookup domain:

  IPv4 IPv6
Web services (record for www.<domain>)
www.arctic.ac
yes yes (since 2013-11-03)
Alternative record for web over IPv6 www6.arctic.ac yes (since 2014-03-07)
Round Trip Fime (RTT) 25.451 ms failed
Delta Round Trip Fime (RTTv6 – RTTv4) invalid
Mail services (MX record) yes
Support for SPF (Sender Policy Framework) no
DNS services (NS record) yes yes (since 2012-06-08)
Support for DNSSEC (DS record) no
Inserted into database 2011-11-30 15:20:36+00
Last update 2016-06-12 13:23:19+00

 

History for arctic.ac

web altweb mx spf ns dnssec
first check v4only v4only v4only
2012-06-08 v4only v4only dual
2013-11-03 dual v4only dual
2014-03-07 dual www6 v4only dual
2014-03-09 dual www6 v4only dual
2014-03-10 dual www6 v4only dual

 

History of delta RTT (DRTT) for arctic.ac

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