Robtex

Up: 115.79.40.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 115.79.42.0/24
Down right: 115.79.43.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
115.79.42.33	PTR	adsl.viettel.vn
115.79.42.62	PTR	adsl.viettel.vn
115.79.42.71	PTR	adsl.viettel.vn
115.79.42.115	PTR	adsl.viettel.vn
115.79.42.154	A	tiki.com.vn
115.79.42.167	PTR	adsl.viettel.vn
115.79.42.212	A+PTR	hcm.vssa.com.vn
115.79.42.212	A	mail.everlandvn.vn
115.79.42.212	A	www.vssa.com.vn
115.79.43.54	PTR	adsl.viettel.vn
115.79.43.144	A	vivi.com.vn
115.79.43.147	A	phantancham.net
115.79.43.147	A	www.quangcaotukhoagoogle.com
115.79.43.147	A	hondaphuocthanh.com
115.79.43.157	PTR	server1.sof.vn
115.79.43.157	PTR	server2.sof.vn
115.79.43.157	A	mail.dtlimitedvn.com