Robtex

Up: 115.75.64.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 115.75.96.0/20
Down right: 115.75.112.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
115.75.96.32	PTR	adsl.viettel.vn
115.75.96.35	PTR	adsl.viettel.vn
115.75.96.35	A	www.caigicungin.com
115.75.96.35	A	donghohungphat.com
115.75.96.100	A	mail.sisvietnam.vn
115.75.97.17	A	tahikari.com
115.75.97.96	PTR	adsl.viettel.vn
115.75.97.195	PTR	adsl.viettel.vn
115.75.97.224	PTR	adsl.viettel.vn
115.75.99.65	A	toyota-ninhkieu.com
115.75.100.81	A	maystorevn.com
115.75.100.99	A	mail.vinanavi.vn
115.75.100.99	A	nice-vn.com
115.75.100.99	A	www.nice-vn.com
115.75.100.123	PTR	adsl.viettel.vn
115.75.100.139	A	tiengiangford.com
115.75.101.199	PTR	adsl.viettel.vn
115.75.104.101	PTR	adsl.viettel.vn
115.75.104.128	A	binhthuy.vn
115.75.106.12	PTR	adsl.viettel.vn
115.75.110.34	PTR	adsl.viettel.vn
115.75.111.155	PTR	adsl.viettel.vn
115.75.112.42	PTR	adsl.viettel.vn
115.75.112.60	A+PTR	mail.tyxuan2.com.vn
115.75.112.60	A	mail2.tyxuan2.com.vn
115.75.112.228	A	vpchothue.com
115.75.113.65	PTR	adsl.viettel.vn
115.75.113.130	PTR	adsl.viettel.vn
115.75.113.192	PTR	adsl.viettel.vn
115.75.114.109	PTR	adsl.viettel.vn
115.75.114.249	PTR	adsl.viettel.vn
115.75.115.70	A	xam1999.com
115.75.116.230	PTR	adsl.viettel.vn
115.75.118.12	A	vlute.edu.vn
115.75.118.12	A	nongnghiephuucomientay.com
115.75.120.42	A	www.thanhson.store
115.75.120.42	A	thanhson.store
115.75.120.152	PTR	adsl.viettel.vn
115.75.120.184	PTR	adsl.viettel.vn
115.75.121.49	A	www.minhphu.com.vn
115.75.121.97	PTR	adsl.viettel.vn
115.75.122.76	PTR	adsl.viettel.vn
115.75.123.98	A	taichinhhappy.com
115.75.124.65	PTR	adsl.viettel.vn
115.75.125.73	PTR	adsl.viettel.vn