Robtex

Up: 115.78.8.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 115.78.12.0/23
Down right: 115.78.14.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
115.78.12.2	PTR	adsl.viettel.vn
115.78.12.11	PTR	adsl.viettel.vn
115.78.12.30	PTR	adsl.viettel.vn
115.78.12.95	PTR	adsl.viettel.vn
115.78.12.102	PTR	adsl.viettel.vn
115.78.12.102	A	thuvienhaugiang.org.vn
115.78.12.135	PTR	adsl.viettel.vn
115.78.12.138	A	mail.dcons.vn
115.78.12.138	A	www.dcons.vn
115.78.12.205	A	nailsprocess.com
115.78.12.208	A	www.viennangohara.vn
115.78.12.208	A	dinhvidienthoai.com
115.78.12.208	A	viennangohara.vn
115.78.12.232	A	quynhtien.com
115.78.12.249	A	qlduanvietcan.com
115.78.13.19	A	svc.edu.vn
115.78.13.46	PTR	mail1.icic.vn
115.78.13.59	A	www.smacvietnam.com
115.78.13.111	A	icso.vn
115.78.13.111	A	saigonesecafe.com
115.78.13.114	A	premielink.com
115.78.13.117	A	lib.caothang.edu.vn
115.78.13.120	PTR	mail.dhco.com.vn
115.78.13.130	A	mail.thontrangxanh.com
115.78.13.144	A	boiduongchinhtriq11.com
115.78.13.150	A	tyvn.vn
115.78.13.150	A	quayhang.com
115.78.13.150	A	www.fit-hitu.edu.vn
115.78.13.177	A	itoideal.com
115.78.13.177	A	www.itoideal.com
115.78.13.177	A	mdcarework.com
115.78.13.239	A	hitu.edu.vn
115.78.13.239	A	dangthanhvu.com
115.78.13.239	A	www.hitu.edu.vn
115.78.13.255	A	rungtram.com
115.78.14.9	PTR	adsl.viettel.vn
115.78.14.42	PTR	adsl.viettel.vn
115.78.14.50	PTR	adsl.viettel.vn
115.78.14.64	PTR	adsl.viettel.vn
115.78.14.72	PTR	adsl.viettel.vn
115.78.14.87	PTR	adsl.viettel.vn
115.78.14.92	PTR	adsl.viettel.vn
115.78.14.170	A	mail.wicell-network.com
115.78.14.233	PTR	adsl.viettel.vn
115.78.15.25	PTR	adsl.viettel.vn
115.78.15.54	A	longhoa.com
115.78.15.82	PTR	adsl.viettel.vn
115.78.15.86	PTR	adsl.viettel.vn
115.78.15.147	A	huyanh.tk
115.78.15.167	PTR	adsl.viettel.vn
115.78.15.180	A	mail.basusushop.com
115.78.15.180	A	basusushop.com
115.78.15.183	PTR	adsl.viettel.vn
115.78.15.183	A	mail.luuduchieu.com
115.78.15.183	A	mail.tapchicntt.com
115.78.15.205	PTR	adsl.viettel.vn
115.78.15.213	PTR	adsl.viettel.vn
115.78.15.213	A	webmail2.wmctower.com
115.78.15.213	A	webmail1.thedangco.com
115.78.15.221	A	erriacs.com
115.78.15.250	A	m2m.vn