Robtex

Up: 220.228.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 220.228.40.0/23
Down right: 220.228.42.0/23

IP	Type	Hostname
220.228.40.5	A+PTR	ll-220-228-40-5.ll.sparqnet.net
220.228.40.5	A	dns1.syntronix.com.tw
220.228.40.5	A	dns1.stxsbip.com
220.228.40.33	A+PTR	zinwell.com.tw
220.228.40.33	A	zinwell.tw
220.228.40.34	PTR	virus1.zinwell.com.tw
220.228.40.34	A	zinwell.com
220.228.40.34	A	dns1.zinwell.com.tw
220.228.40.36	A+PTR	spam.zinwell.com.tw
220.228.40.39	A+PTR	ll-220-228-40-39.ll.sparqnet.net
220.228.40.42	A	www.zinwell.com
220.228.40.121	A	ll-220-228-40-121.ll.sparqnet.net
220.228.40.170	A	ll-220-228-40-170.ll.sparqnet.net
220.228.40.185	A	ll-220-228-40-185.ll.sparqnet.net
220.228.40.198	A+PTR	ll-220-228-40-198.ll.sparqnet.net
220.228.40.204	A	ll-220-228-40-204.ll.sparqnet.net
220.228.40.226	A+PTR	ll-220-228-40-226.ll.sparqnet.net
220.228.40.231	A	ll-220-228-40-231.ll.sparqnet.net
220.228.40.242	A+PTR	ll-220-228-40-242.ll.sparqnet.net
220.228.43.2	A+PTR	ll-220-228-43-2.ll.sparqnet.net
220.228.43.5	A+PTR	ll-220-228-43-5.ll.sparqnet.net
220.228.43.9	A+PTR	ll-220-228-43-9.ll.sparqnet.net
220.228.43.27	PTR	ll-220-228-43-27.ll.sparqnet.net
220.228.43.29	PTR	ll-220-228-43-29.ll.sparqnet.net
220.228.43.32	A+PTR	ll-220-228-43-32.ll.sparqnet.net
220.228.43.34	A	ll-220-228-43-34.ll.sparqnet.net
220.228.43.41	PTR	ll-220-228-43-41.ll.sparqnet.net
220.228.43.45	A+PTR	ll-220-228-43-45.ll.sparqnet.net
220.228.43.46	A+PTR	ll-220-228-43-46.ll.sparqnet.net
220.228.43.59	A+PTR	ll-220-228-43-59.ll.sparqnet.net
220.228.43.67	A	ll-220-228-43-67.ll.sparqnet.net
220.228.43.70	PTR	ll-220-228-43-70.ll.sparqnet.net
220.228.43.74	A+PTR	ll-220-228-43-74.ll.sparqnet.net
220.228.43.78	A+PTR	ll-220-228-43-78.ll.sparqnet.net
220.228.43.90	PTR	ns1.xavi.com.tw
220.228.43.99	A+PTR	ll-220-228-43-99.ll.sparqnet.net
220.228.43.102	A+PTR	ll-220-228-43-102.ll.sparqnet.net
220.228.43.104	A+PTR	ll-220-228-43-104.ll.sparqnet.net
220.228.43.114	PTR	ms3.xavi.com.tw
220.228.43.115	A+PTR	ll-220-228-43-115.ll.sparqnet.net
220.228.43.116	A+PTR	ll-220-228-43-116.ll.sparqnet.net
220.228.43.118	A+PTR	ll-220-228-43-118.ll.sparqnet.net
220.228.43.132	A+PTR	ll-220-228-43-132.ll.sparqnet.net
220.228.43.137	A+PTR	ll-220-228-43-137.ll.sparqnet.net
220.228.43.142	A+PTR	ll-220-228-43-142.ll.sparqnet.net
220.228.43.149	A+PTR	ll-220-228-43-149.ll.sparqnet.net
220.228.43.156	A+PTR	ll-220-228-43-156.ll.sparqnet.net
220.228.43.164	A+PTR	ll-220-228-43-164.ll.sparqnet.net
220.228.43.172	A+PTR	ll-220-228-43-172.ll.sparqnet.net
220.228.43.191	A	ll-220-228-43-191.ll.sparqnet.net
220.228.43.194	A+PTR	ll-220-228-43-194.ll.sparqnet.net
220.228.43.197	A	ll-220-228-43-197.ll.sparqnet.net
220.228.43.205	A	ll-220-228-43-205.ll.sparqnet.net
220.228.43.207	A+PTR	ll-220-228-43-207.ll.sparqnet.net
220.228.43.210	PTR	ll-220-228-43-210.ll.sparqnet.net
220.228.43.211	A+PTR	ll-220-228-43-211.ll.sparqnet.net
220.228.43.218	A+PTR	ll-220-228-43-218.ll.sparqnet.net
220.228.43.221	PTR	ll-220-228-43-221.ll.sparqnet.net
220.228.43.228	A+PTR	ll-220-228-43-228.ll.sparqnet.net
220.228.43.229	PTR	ll-220-228-43-229.ll.sparqnet.net
220.228.43.231	A+PTR	ll-220-228-43-231.ll.sparqnet.net
220.228.43.232	A+PTR	ll-220-228-43-232.ll.sparqnet.net
220.228.43.238	A+PTR	ll-220-228-43-238.ll.sparqnet.net
220.228.43.246	A+PTR	ll-220-228-43-246.ll.sparqnet.net
220.228.43.248	PTR	ll-220-228-43-248.ll.sparqnet.net
220.228.43.249	A	ll-220-228-43-249.ll.sparqnet.net