Robtex

Up: 87.124.32.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 87.124.32.0/22
Down right: 87.124.36.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
87.124.34.20	A	jonathon.manor.fubra.net
87.124.34.110	A	labrb.mch.catn.com
87.124.34.119	PTR	cobbler.manor.fubra.net
87.124.34.119	A	letmedo.it
87.124.35.63	A	mail.fubra.com
87.124.35.111	A	svn.fubra.it
87.124.35.112	A	workspaces.fubra.it
87.124.35.115	A+PTR	apu.fubra.it
87.124.35.115	A	rsync.it
87.124.35.120	A	abe.fubra.it
87.124.35.121	A+PTR	abe2.fubra.it
87.124.35.121	A	daddy.fubra.it
87.124.35.122	A+PTR	dev.fubra.it
87.124.35.123	PTR	backups.fubra.it
87.124.35.133	A	op-adapter3.bunker.fubra.net
87.124.35.134	A	op-adapter4.bunker.fubra.net
87.124.37.4	PTR	mail1.clearbooks.co.uk
87.124.37.4	A	atbusinesscloud.com
87.124.37.27	A	clearbooksplc.com
87.124.37.27	A	openpayrollhq.com
87.124.37.27	A	clearbookspro.com
87.124.37.37	PTR	cp.c4.catn.com
87.124.37.162	A	ns1.clearbooks.co.uk
87.124.37.163	A	clr.bo
87.124.37.169	A	mail.taskdesk.co.uk
87.124.37.253	A	www.01.eu
87.124.37.253	A	01.eu
87.124.38.165	A	neu.thomascook.de
87.124.39.10	A+PTR	001-1.env.dev.tc.catn.com
87.124.39.11	A+PTR	001.db.dev.tc.catn.com
87.124.39.12	A	002-1.env.dev.tc.catn.com
87.124.39.13	A	003-1.env.dev.tc.catn.com
87.124.39.16	A+PTR	005-1.env.dev.tc.catn.com
87.124.39.20	A	003.db.dev.tc.catn.com
87.124.39.23	A	011-1.env.dev.tc.catn.com
87.124.39.24	A+PTR	012-1.env.dev.tc.catn.com
87.124.39.25	A+PTR	004.db.dev.tc.catn.com
87.124.39.26	A+PTR	013-1.env.dev.tc.catn.com
87.124.39.27	A+PTR	014-1.env.dev.tc.catn.com
87.124.39.60	A	001.test.tc.catn.com
87.124.39.61	A	002.test.tc.catn.com
87.124.39.62	A	003.test.tc.catn.com