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  IPv4 IPv6
Web services (record for www.<domain>)
www.sysbio.ac.cn
yes
Alternative record for web over IPv6
DNS services (NS record) yes (since 2014-06-28)
Support for DNSSEC (DS record) no
Inserted into database 2013-03-26 00:08:39+00
Last update 2016-06-13 04:22:07+00

 

History for sysbio.ac.cn

web altweb mx spf ns dnssec
first check v4only v4only
2014-06-28 v4only dual
2014-06-28 v4only dual
2014-06-29 v4only dual
2014-07-13 v4only v4only
2014-09-06 v4only v4only
2014-09-20 v4only dual
2014-09-22 v4only dual
2014-10-27 v4only v4only
2014-10-30 v4only v4only
2015-03-23 v4only dual
2015-03-26 v4only dual
2015-03-28 v4only dual
2015-03-28 v4only dual
2015-03-29 v4only dual
2015-03-30 v4only dual
2015-03-31 v4only dual
2015-04-02 v4only dual
2016-06-13 v4only v6only
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