I need to check a reverse dns using the DNS servers of some domains. But I'm having some problems.dig -x 212.26.146.21 +shortmx20.gypost.com.all okdig -x 212.26.146.21 @8.8.8.8 +shortmx20.gypost.com.its ok toodig SOA google.com +short ns1.google.com. dns-admin.google.com. 2014021800 7200 1800 1209600 300dig -x 212.26.146.21 @ns1.google.com +shortemptyI can't find reverse address using NS record of any domain. What i do wrong? And how i can check my reverse address using dns server of gmx.com, for example.
Reverse dns using dns server of domain
dns