Robtex

Up: 58.187.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 58.187.192.0/19
Down right: 58.187.224.0/19

IP	Type	Hostname
58.187.199.1	A	crmhtv.dyndns.org
58.187.202.25	A	bactrungnam.net
58.187.217.112	A	tranonnet.com
58.187.244.207	A	www.muabanitem.com
58.187.253.66	PTR	mail.gdt.gov.vn
58.187.253.177	PTR	mail1.tpb.com.vn
58.187.253.179	PTR	smtp1.tpb.com.vn