Robtex

Up: 149.255.110.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 149.255.110.0/25
Down right: 149.255.110.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
149.255.110.0	A+PTR	0.110.255.149.in-addr.arpa
149.255.110.3	A+PTR	3.110.255.149.in-addr.arpa
149.255.110.5	PTR	cnt2.jupiter.linuxservr.com
149.255.110.5	A	ewangunn.com
149.255.110.26	A	irc.seany.us
149.255.110.26	A	irc.trueirc.net
149.255.110.26	A	irc.modernadmin.com
149.255.110.37	A	clients.openitc.co.uk
149.255.110.40	PTR	40.110.255.149.in-addr.arpa
149.255.110.40	A	ns1.openitc.net
149.255.110.41	A+PTR	ns7.openitc.net
149.255.110.43	A+PTR	mx2.openitc.co.uk
149.255.110.53	A	ns3.trueirc.net
149.255.110.53	A	ns4.trueirc.net
149.255.110.53	A	*.trueirc.net
149.255.110.59	A	irc.seany.us
149.255.110.59	A	irc.trueirc.net
149.255.110.59	A	irc.modernadmin.com
149.255.110.60	A	mx2.modernadmin.com
149.255.110.61	A	ns2.ikhost.net
149.255.110.61	A	ns2.modernadmin.com
149.255.110.117	A+PTR	117.110.255.149.in-addr.arpa
149.255.110.127	PTR	149.255.110.127
149.255.110.134	A	valosch.com
149.255.110.134	A	status.lyci.de
149.255.110.134	A	dc-99f46112.9ph.ru
149.255.110.137	A	icanhelpyourbusiness.co.uk
149.255.110.137	A	icanhelpyourbusiness.com
149.255.110.137	A	fitnesshealthandfun.com
149.255.110.138	PTR	delta.smesites.co.uk
149.255.110.138	A	mfl-export.com
149.255.110.138	A	hce.eu.com
149.255.110.141	A	londonmeansbusiness.co.uk
149.255.110.141	A	harrowmeansbusiness.co.uk
149.255.110.144	A	mail.dealer-world.com
149.255.110.145	A+PTR	intranet.dealer-world.com
149.255.110.145	A	zimbra.dealer-world.com
149.255.110.146	A+PTR	mailer.dealer-world.com
149.255.110.148	PTR	ns1.j5huh.net
149.255.110.148	A	mail.gordonsimpson.com
149.255.110.148	A	gordonsimpson.com
149.255.110.149	A	cartoolshop.com
149.255.110.149	A	ns3.j5huh.net
149.255.110.149	A	mail.thefibroguy.com
149.255.110.255	PTR	149.255.110.255