Robtex

Up: 192.118.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 192.118.40.0/23
Down right: 192.118.42.0/23

IP	Type	Hostname
192.118.40.4	PTR	mail-in.antispamnet.com
192.118.41.2	A	dc1il.commtouch.co.il
192.118.41.2	A	ns.commtouch.co.il
192.118.41.2	A	mail-in.commtouch.co.il
192.118.41.5	A	mail.commtouch.co.il
192.118.41.55	PTR	spamfeed.antispamnet.com
192.118.41.55	A	spamfeed-unc.commtouch.co.il
192.118.41.55	A	spamfeed-uncategorized.commtouch.co.il
192.118.41.100	A+PTR	bc.commtouch.co.il
192.118.41.138	A	ad1.cyrentest.com
192.118.41.192	A	www.goo.ro
192.118.41.192	A	*.goo.ro
192.118.41.192	A	goo.ro
192.118.41.193	A	mail.goo.ro
192.118.43.10	A	dfence.net
192.118.43.10	A	dfence.org