Robtex

Up: 220.228.64.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 220.228.64.0/20
Down right: 220.228.80.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
220.228.67.28	A	adsl-220-228-67-28.nh.sparqnet.net
220.228.68.202	PTR	adsl-220-228-68-202.bc.sparqnet.net
220.228.68.202	A	ctdnsb.c-techone.com
220.228.68.202	A	ctdnsa.c-techone.com
220.228.75.230	PTR	adsl-220-228-75-230.kh.sparqnet.net
220.228.75.230	A	dns.my-snoopy.idv.tw
220.228.76.252	A	adsl-220-228-76-252.tc.sparqnet.net
220.228.86.251	A+PTR	lovenet.com.tw
220.228.87.13	A	adsl-220-228-87-13.kh.sparqnet.net
220.228.89.237	A+PTR	adsl-220-228-89-237.nh.sparqnet.net
220.228.93.87	A	adsl-220-228-93-87.nh.sparqnet.net
220.228.93.167	A	adsl-220-228-93-167.nh.sparqnet.net
220.228.95.144	A+PTR	adsl-220-228-95-144.nh.sparqnet.net
220.228.95.189	A+PTR	adsl-220-228-95-189.nh.sparqnet.net