Robtex

Up: 117.7.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 117.7.224.0/20
Down right: 117.7.240.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
117.7.224.3	PTR	localhost
117.7.224.64	PTR	localhost
117.7.224.65	PTR	localhost
117.7.224.66	PTR	localhost
117.7.224.97	PTR	localhost
117.7.224.128	PTR	localhost
117.7.224.163	PTR	localhost
117.7.230.129	PTR	localhost
117.7.231.242	PTR	localhost
117.7.231.242	A	capthoatnuocninhbinh.vn
117.7.232.68	A	chungcutailoc.com
117.7.236.44	A	www.cienco4.com
117.7.236.65	PTR	admin.mbamc.com.vn
117.7.236.65	PTR	amc.mbamc.com.vn
117.7.236.65	PTR	mail.mbamc.com.vn
117.7.236.89	A	ns1.vteen.vn
117.7.236.89	A	srv.vteen.vn
117.7.236.89	A	root.vteen.vn
117.7.236.147	A	mail.bvim.com.vn
117.7.236.172	A	dichvuxehalong.com
117.7.236.172	A	satmythuatanhung.com
117.7.236.172	A	vsd.com.vn
117.7.237.20	A	mail.yphai.com
117.7.237.20	A	yphai.com
117.7.237.35	PTR	localhost
117.7.237.35	A	benhviendakhoacampha.com
117.7.237.135	A	thuyminh.com
117.7.237.137	A	truyentho.net
117.7.237.205	A	interlogistics.com.vn
117.7.238.62	A	nhatkybay.com
117.7.238.62	A	mail.suachualaptop.net
117.7.238.62	A	tranhiepstudio.net
117.7.238.103	A	mail.fruitysolution.vn
117.7.238.128	A+PTR	mail.ivg.vn
117.7.238.134	A	ads6.thaibinhonline360.com
117.7.238.134	A	acs.thaibinhonline360.com
117.7.238.134	A	emailedge2.thaibinhonline360.com
117.7.238.179	A	grefi.com.vn
117.7.238.200	A	stttt.hagiang.gov.vn
117.7.238.208	A	phuongdongpharma.com
117.7.238.225	A	mythuat3a.com
117.7.238.227	A	mail.gamudagardens.com.vn
117.7.239.127	A	ktdbcl.epu.edu.vn
117.7.239.178	PTR	mail.tanphat.com
117.7.239.178	A	hethonglamsach24h.com
117.7.239.178	A	thietbichamsocxe.com
117.7.241.0	PTR	localhost
117.7.241.2	PTR	localhost
117.7.241.3	PTR	localhost
117.7.241.66	PTR	localhost
117.7.241.67	PTR	localhost
117.7.241.96	PTR	localhost
117.7.241.98	PTR	localhost
117.7.241.131	PTR	localhost
117.7.241.163	PTR	localhost
117.7.242.64	PTR	localhost
117.7.242.65	PTR	localhost
117.7.242.96	PTR	localhost
117.7.248.195	PTR	localhost
117.7.253.0	PTR	localhost
117.7.253.2	PTR	localhost
117.7.253.66	PTR	localhost
117.7.253.96	PTR	localhost
117.7.253.162	PTR	localhost
117.7.253.192	PTR	localhost
117.7.253.224	PTR	localhost
117.7.253.227	PTR	localhost
117.7.254.220	PTR	localhost
117.7.255.255	PTR	localhost