Robtex

Up: 183.80.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 183.80.248.0/22
Down right: 183.80.252.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
183.80.254.90	A	dns3.soctrang.gov.vn
183.80.254.93	A	antoanthucpham.soctrang.gov.vn
183.80.254.93	A	www.thanhtri.soctrang.gov.vn
183.80.254.93	A	ipc.soctrang.gov.vn
183.80.255.18	A	svn.hsph.edu.vn
183.80.255.22	A	huph.edu.vn
183.80.255.22	A	www.huph.edu.vn
183.80.255.25	A	media.hsph.edu.vn
183.80.255.70	A+PTR	mail.bsi.com.vn
183.80.255.72	A	bsi.com.vn
183.80.255.72	A	www.bsi.com.vn
183.80.255.77	A	sachkhanhhoa.org
183.80.255.77	A	sachkhanhhoa.com
183.80.255.94	A	3trick.com
183.80.255.94	A	info.istock.vn
183.80.255.94	A	www.istock.vn
183.80.255.248	A	mobifoneplus.vn
183.80.255.248	A	mobistore.vn