Robtex

Up: 42.61.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 42.61.40.0/23
Down right: 42.61.42.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
42.61.40.83	A+PTR	mail.haite.com.sg
42.61.40.83	A	mail.haite-sg.com
42.61.40.198	A	juzzmee.com
42.61.41.4	PTR	mx1.e-sourcingint.com
42.61.41.4	PTR	mx1.elanlogistics.com
42.61.41.4	A+PTR	mx1.citygn.com
42.61.41.139	A	aemtracker.com
42.61.41.210	A	rocketbatteries.net
42.61.41.227	A	hobbsnhersh.com
42.61.41.228	A	greedy-dog.com
42.61.41.230	A	mail.zignature.com
42.61.41.231	A	mypottypad.com
42.61.41.232	A	www.petsdeal.com
42.61.41.232	A	petsdeal.com
42.61.41.233	A	asfrostltd.com
42.61.41.233	A	www.asfrostltd.com
42.61.41.235	A	zignature.com
42.61.41.236	A	mail.zignature.com
42.61.41.236	A	www.fussiecat.com
42.61.41.236	A	zignature.com
42.61.42.41	A	stockchallenge.itradecimb.com
42.61.42.70	A	sg.itradecimb.com
42.61.42.83	A	ns7.n2nconnect.com
42.61.43.6	A	mynicehome.com.sg
42.61.43.6	A	mynicehomes.com.sg
42.61.43.8	A	dwellings.com.sg
42.61.43.9	A	sgfpc.org
42.61.43.252	A+PTR	mailrelay1.g-cloud.gov.sg