Robtex

Up: 5.23.32.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 5.23.40.0/22
Down right: 5.23.44.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.23.40.0	PTR	intermedis3-4m-40-0.cnt.nerim.net
5.23.40.3	PTR	intermedis3-4m-40-3.cnt.nerim.net
5.23.40.8	PTR	matachana1-40-8.cnt.nerim.net
5.23.40.11	PTR	matachana1-40-11.cnt.nerim.net
5.23.40.34	PTR	fondationtreille-40-34.cnt.nerim.net
5.23.40.126	A	terasrv01.terageos.com
5.23.40.126	A	mail.terageos.com
5.23.40.186	A	mail.stumec.com
5.23.40.193	A+PTR	devspi.waisso.com
5.23.40.194	A+PTR	comm.waisso.com
5.23.40.195	A+PTR	intra.waisso.com
5.23.40.196	A	devop2.waisso.com
5.23.40.200	A+PTR	recop2.waisso.com
5.23.40.201	A+PTR	devpev.waisso.com
5.23.41.81	PTR	siemt-portet-41-81.cnt.nerim.net
5.23.41.250	PTR	iecmecs-41-250.cnt.nerim.net
5.23.41.250	A	mail.kabls.com
5.23.42.66	PTR	planete-tortue-42-66.cnt.nerim.net
5.23.42.66	A	mail.captntortue.fr
5.23.42.123	A	reservation-ip-garanti-42-123.cnt.nerim.net
5.23.43.74	A+PTR	cicprm-os2-43-74.fib.nerim.net
5.23.43.74	A	cicprm.fr
5.23.43.116	A+PTR	sitafrance-43-116.cnt.nerim.net
5.23.43.174	A	nyons.missionlocaledp.org
5.23.43.222	A	ftp.terreneuve.com
5.23.44.83	PTR	s1212-c2c75010-44-83.cnt.nerim.net
5.23.44.83	A	ns.plil.fr
5.23.44.155	PTR	xldeveloppement-44-155.cnt.nerim.net
5.23.44.155	A	puc-vm-edge01.groupexl.com
5.23.44.155	A	smtp2.xldeveloppement.com
5.23.44.186	PTR	mail.3acorporate.com
5.23.44.186	A	mail2.audexo.fr
5.23.44.186	A	smtp.3acorporate.fr
5.23.44.200	A+PTR	01083089.2-44-200.cnt.nerim.net
5.23.44.201	A+PTR	01083089.2-44-201.cnt.nerim.net
5.23.44.202	A+PTR	01083089.2-44-202.cnt.nerim.net
5.23.44.203	A+PTR	01083089.2-44-203.cnt.nerim.net
5.23.44.210	PTR	mailhost.amphitech.fr
5.23.44.210	A	amphitech-44-210.cnt.nerim.net
5.23.44.210	A	mailhost1.amphitech.fr
5.23.44.222	A	mail.verifimo.com
5.23.44.222	A	mail.verifimmo.fr
5.23.44.222	A	mx.verifimmo.com
5.23.44.246	A	laboculturel-os2-44-246.cnt.nerim.net
5.23.45.66	A+PTR	ibs-trunk-45-66.fib.nerim.net
5.23.45.66	A	nerim.ibs-solutions.fr
5.23.46.6	A	csi-foch-46-6.fib.nerim.net
5.23.46.16	PTR	tara.nerim-46-16.cnt.nerim.net
5.23.46.16	A	01224846-46-16.cnt.nerim.net
5.23.46.17	PTR	tara.nerim-46-17.cnt.nerim.net
5.23.46.17	A	01224846-46-17.cnt.nerim.net
5.23.46.18	PTR	mail.tarajarmon.fr
5.23.46.18	A	01224846-46-18.cnt.nerim.net
5.23.46.19	PTR	mail.tarajarmon.fr
5.23.46.19	A	01224846-46-19.cnt.nerim.net
5.23.46.26	A	first-security.fr
5.23.46.34	A+PTR	nsmx01.laboratoiresprotec.com
5.23.46.34	A	mail.laboratoiresprotec.com
5.23.46.36	A	mail.laboratoiresprotec.com
5.23.46.38	A	nsmx02.laboratoiresprotec.com
5.23.46.58	PTR	goyard-paris-46-58.fib.nerim.net
5.23.46.58	A	mail.groupe-floirat.com
5.23.46.70	A	aquila.dnsalias.net
5.23.46.70	A	smtp.aquila-conseil.fr
5.23.46.70	A	aquilaconseil-8m-46-70.cnt.nerim.net
5.23.46.73	A+PTR	ip73.golfstg.org
5.23.46.74	A+PTR	ip74.golfstg.org
5.23.46.75	A+PTR	ip75.golfstg.org
5.23.46.76	A	ip76.golfstg.org
5.23.46.114	PTR	volubis-2m-46-114.cnt.nerim.net
5.23.46.114	A	www.cibretagne.org
5.23.46.114	A	volubis.fr
5.23.46.194	A+PTR	mail.academiediplomatique.org
5.23.47.42	A+PTR	eva.nerim.net
5.23.47.45	A+PTR	fai.noc.nerim.net
5.23.47.46	A+PTR	master.sivit.org