0.221.166.67.in-addr.arpa domain name pointer c-67-166-221-0.client.comcast.net. 1.221.166.67.in-addr.arpa domain name pointer c-67-166-221-1.client.comcast.net. 2.221.166.67.in-addr.arpa domain name pointer c-67-166-221-2.client.comcast.net. 3.221.166.67.in-addr.arpa domain name pointer c-67-166-221-3.client.comcast.net. 4.221.166.67.in-addr.arpa domain name pointer c-67-166-221-4.client.comcast.net. 5.221.166.67.in-addr.arpa domain name pointer c-67-166-221-5.client.comcast.net. 6.221.166.67.in-addr.arpa domain name pointer c-67-166-221-6.client.comcast.net. 7.221.166.67.in-addr.arpa domain name pointer c-67-166-221-7.client.comcast.net. 8.221.166.67.in-addr.arpa domain name pointer c-67-166-221-8.client.comcast.net. 9.221.166.67.in-addr.arpa domain name pointer c-67-166-221-9.client.comcast.net. 10.221.166.67.in-addr.arpa domain name pointer c-67-166-221-10.client.comcast.net. 11.221.166.67.in-addr.arpa domain name pointer c-67-166-221-11.client.comcast.net. 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