Information about .comcast

Nameservers

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

        More detailed DNS data can be found from here.