Robtex

Up: 118.189.138.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 118.189.139.0/25
Down right: 118.189.139.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
118.189.139.18	PTR	18.139.189.118.static.m1net.com.sg
118.189.139.18	A	emonitoring-system.com
118.189.139.18	A	emonitoringsystem.com
118.189.139.41	A	cn-fw.centricsnetworks.com
118.189.139.42	A	mail.centricsnetworks.com
118.189.139.212	PTR	212.139.189.118.static.m1net.com.sg
118.189.139.212	A	yonghan.org
118.189.139.212	A	www.eicstech.com
118.189.139.214	PTR	214.139.189.118.static.m1net.com.sg
118.189.139.214	A	sgcloudservice.com
118.189.139.214	A	sgns1.sgcloudservice.com