Please branch python-pydns for epel6. It is needed for python-pylibravatar. If you are uninterested in maintaining it for epel6, I would be glad to do so myself. Just please let me know.
I've applied for co-maintainership in the fedora pkgdb: https://admin.fedoraproject.org/pkgdb/acls/name/python-pydns
python-pydns-2.3.3-5.el6 has been submitted as an update for Fedora EPEL 6. https://admin.fedoraproject.org/updates/python-pydns-2.3.3-5.el6
python-pydns-2.3.3-5.el6 has been pushed to the Fedora EPEL 6 testing repository.
python-pydns-2.3.6-1.el6 has been submitted as an update for Fedora EPEL 6. https://admin.fedoraproject.org/updates/python-pydns-2.3.6-1.el6
python-pydns-2.3.6-1.el6 has been pushed to the Fedora EPEL 6 stable repository. If problems still persist, please make note of it in this bug report.