Information about .xfinity

Nameservers

NameserverAAAAA
dns1.nic.xfinity
dns2.nic.xfinity
dns3.nic.xfinity
dns4.nic.xfinity
dnsa.nic.xfinity
dnsb.nic.xfinity
    dnsc.nic.xfinity
      dnsd.nic.xfinity

        More detailed DNS data can be found from here.