Robtex

Up: 220.231.104.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 220.231.106.0/24
Down right: 220.231.107.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
220.231.106.29	A	web.hvnh.edu.vn
220.231.106.74	A+PTR	exchange.bes.viettel.com.vn
220.231.106.85	A	socongthuong.phutho.gov.vn
220.231.106.86	A	hahoa.phutho.gov.vn
220.231.106.86	A	xoso.phutho.gov.vn
220.231.106.86	A	bqlkcn.phutho.gov.vn
220.231.106.98	A	vvc.com.vn
220.231.106.109	A	hanoiedu.vn
220.231.106.109	A	www.hanoiedu.vn
220.231.106.109	A	khohoclieu.hanoiedu.vn
220.231.106.110	A	tracuu.hanoiedu.vn
220.231.107.2	A+PTR	mail1.eurowindow.biz
220.231.107.2	PTR	mail.melinhplaza.biz
220.231.107.2	PTR	mail.eurowindow-holding.com
220.231.107.3	A+PTR	mail.eurowindow.biz
220.231.107.3	A+PTR	mail.melinhplaza.biz
220.231.107.3	PTR	mail.eurowindow-holding.com
220.231.107.4	A+PTR	mail.fantasea.vn
220.231.107.4	A	mail.baobikinhbac.com
220.231.107.4	A	mail.nvvgroup.com
220.231.107.14	A	www.bizpro.vn
220.231.107.19	A	melinhplaza.biz
220.231.107.29	A	ketoanvien.com.vn
220.231.107.130	A	daotao.vnua.edu.vn
220.231.107.132	A	www1.vnua.edu.vn
220.231.107.133	A+PTR	mail.vnua.edu.vn
220.231.107.134	PTR	mail.cares.org.vn
220.231.107.134	A	file.vnua.edu.vn
220.231.107.134	A	www.vnua.edu.vn
220.231.107.135	PTR	mail.cares.org.vn
220.231.107.137	A	infolib.hua.edu.vn
220.231.107.139	A	vijakosofa.com
220.231.107.139	A	vitc.edu.vn
220.231.107.139	A	www.vitc.edu.vn
220.231.107.141	A	mail.thucphamsachsonglinh.com
220.231.107.141	A	mail.tuvanvieclamvnua.com
220.231.107.141	A	mail.thucphamsachsfs.com
220.231.107.145	A	hua.edu.vn
220.231.107.145	A	www.hua.edu.vn
220.231.107.148	A+PTR	mail.hua.edu.vn
220.231.107.157	A	vnua.edu.vn
220.231.107.241	A+PTR	mail.backan.gov.vn
220.231.107.241	A	ns2.backan.gov.vn
220.231.107.242	A	dichvucong.backan.gov.vn
220.231.107.242	A	www.backan.gov.vn
220.231.107.242	A	ubmttq.backan.gov.vn