Required python-dns version is in 7.4 repo:
http://mirror.centos.org/centos/7/os/x86_64/Packages/python-dns-1.12.0-4.20150617git465785f.el7.noarch.rpm
Required python-dns version is in 7.4 repo:
http:// mirror. centos. org/centos/ 7/os/x86_ 64/Packages/ python- dns-1.12. 0-4.20150617git 465785f. el7.noarch. rpm