Robtex

Up: 185.39.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.39.44.0/23
Down right: 185.39.46.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.39.44.12	A+PTR	nsauth1.qonnected.net
185.39.44.13	A+PTR	mx01.mailpure.nl
185.39.44.14	A+PTR	smtp.qonnected.net
185.39.44.15	A+PTR	mx03.mailpure.nl
185.39.44.16	PTR	smtp.qonnected.net
185.39.44.30	PTR	pweb01.qonnected.net
185.39.44.30	A	mail.casesonline.net
185.39.44.30	A	mail.eveno-racing.nl
185.39.44.31	PTR	pweb02.qonnected.net
185.39.44.32	PTR	pweb03.qonnected.net
185.39.44.32	A	ecostora.de
185.39.44.32	A	bewustbewaren.nl
185.39.44.33	PTR	pweb51.qonnected.net
185.39.44.36	PTR	pweb04.qonnected.net
185.39.44.36	A	jazzywind.net
185.39.44.36	A	debremmers.nl
185.39.44.45	PTR	rev-45.44.39.185.qonnected.net
185.39.44.45	A	www.uforestaurant.nl
185.39.44.48	A+PTR	vps013.qonnected.net
185.39.44.48	A	www.profextru.com
185.39.44.48	A	profextru.nl
185.39.44.66	A+PTR	mail.exameninstituut.nl
185.39.44.66	A	mail.exav.nl
185.39.44.68	A	mail.muk-systems.cz
185.39.44.68	A	mail.muk-automotive.de
185.39.44.77	A+PTR	mail.boarecycling.nl
185.39.44.81	A	mail.autocombi.nl
185.39.44.135	A+PTR	speedtest.qonnected.net
185.39.44.137	PTR	reth3.frw01.hdb01.qonnected.net
185.39.45.5	A	real-games.nl
185.39.45.50	A	mail.bruinsmakantoor.nl
185.39.45.74	A+PTR	webmail.bloemert.com
185.39.45.100	PTR	rev-100.45.39.185.qonnected.net
185.39.45.100	A	mail.medifast.nl
185.39.45.100	A	mail.dion.nl
185.39.45.194	A+PTR	mx1.podomedi.com
185.39.45.198	PTR	rev-198.45.39.185.qonnected.net
185.39.45.198	A	podoorthesiologie.de
185.39.45.198	A	allergie-beim-pferd.de
185.39.46.9	A+PTR	remote.profextru.nl
185.39.46.14	A+PTR	mail.fidesmkb.nl
185.39.46.19	PTR	enspx1.qonnected.net
185.39.46.24	A	mail.dons-troost.nl
185.39.46.28	PTR	rev-28.46.39.185.qonnected.net
185.39.46.28	A	webmail.talentools.nl
185.39.46.40	PTR	rev-40.46.39.185.qonnected.net
185.39.46.40	A	mail.lumababy.nl
185.39.46.66	A+PTR	mail.trtc.nl
185.39.46.80	PTR	mail.elect.nl
185.39.46.85	PTR	rev-85.46.39.185.qonnected.net
185.39.46.154	A	mail.westerhuisverhuur.nl
185.39.47.12	A+PTR	nsauth2.qonnected.net
185.39.47.20	A	mailqontrol.nl
185.39.47.25	A	vedello.nl
185.39.47.25	A	vps002.qonnected.net
185.39.47.25	A	vedello.com
185.39.47.29	PTR	vps004.qonnected.net
185.39.47.29	A	emdeka.be
185.39.47.29	A	mostamusementfactory.com
185.39.47.35	A	q-share.nl
185.39.47.37	A+PTR	www.fastcomonline.nl
185.39.47.37	A	ict-room.eu
185.39.47.37	A	fastcomonline.nl
185.39.47.39	A	gramsbergen.net
185.39.47.40	PTR	web001.qonnected.net
185.39.47.40	A	mail.exav.nl
185.39.47.40	A	www.mijnenergiefabriek.nl
185.39.47.41	PTR	web002.qonnected.net
185.39.47.48	PTR	rev-48.47.39.185.qonnected.net
185.39.47.48	A	exameninstituut.nl
185.39.47.52	PTR	rev-52.47.39.185.qonnected.net
185.39.47.52	A	kernwasserwunderland.de
185.39.47.52	A	kerniesfamilienpark.de