Robtex

Up: 117.2.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 117.2.16.0/22
Down right: 117.2.20.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
117.2.16.7	A	yesvietnam.info
117.2.16.7	A	iclipwedding.com
117.2.16.7	A	hoathinhdamcuoi.com
117.2.16.231	A	baobidonga.com
117.2.17.133	PTR	localhost
117.2.17.133	A	maytracdianhatrang.com
117.2.17.133	A	www.anphatlaptop.com
117.2.18.11	PTR	localhost
117.2.18.25	PTR	localhost
117.2.18.26	PTR	localhost
117.2.18.51	PTR	localhost
117.2.18.88	PTR	localhost
117.2.18.122	PTR	localhost
117.2.18.153	PTR	localhost
117.2.18.154	PTR	localhost
117.2.18.170	PTR	localhost
117.2.18.171	PTR	localhost
117.2.18.192	PTR	localhost
117.2.18.241	PTR	localhost
117.2.19.99	PTR	mail.toyotanhatrang.com.vn
117.2.19.99	A	huongviet-jsc.com
117.2.19.99	A	mail.vietphat-jsc.com
117.2.19.220	A	www.sealighthotel.com.vn
117.2.20.0	PTR	localhost
117.2.20.9	PTR	localhost
117.2.20.10	PTR	localhost
117.2.20.25	PTR	localhost
117.2.20.32	PTR	localhost
117.2.20.50	PTR	localhost
117.2.20.64	PTR	localhost
117.2.20.74	PTR	localhost
117.2.20.83	PTR	localhost
117.2.20.98	PTR	localhost
117.2.20.99	PTR	localhost
117.2.20.114	PTR	localhost
117.2.20.121	PTR	localhost
117.2.20.138	PTR	localhost
117.2.20.154	PTR	localhost
117.2.20.155	PTR	localhost
117.2.20.162	PTR	localhost
117.2.20.170	PTR	localhost
117.2.20.171	PTR	localhost
117.2.20.184	PTR	localhost
117.2.20.210	PTR	localhost
117.2.20.211	PTR	localhost
117.2.20.219	PTR	localhost
117.2.20.224	PTR	localhost
117.2.20.234	PTR	localhost
117.2.20.235	PTR	localhost
117.2.20.248	PTR	localhost
117.2.20.250	PTR	localhost
117.2.22.41	PTR	localhost
117.2.22.85	A	alohahotelnhatrang.com