Robtex

Up: 31.3.106.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 31.3.107.0/25
Down right: 31.3.107.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
31.3.107.17	A+PTR	mx4.pantronic.nl
31.3.107.17	A	mx1.gloweurope.com
31.3.107.17	A	mx1.pantronic.nl
31.3.107.18	PTR	18-107-3-31.cable.nedvite.nl
31.3.107.18	A	mail.wegbrands.com
31.3.107.18	A	spam.pantronic.net
31.3.107.20	PTR	ns1.vpoffice.nl
31.3.107.20	A	mail.wegbrands.com
31.3.107.20	A	spam.pantronic.net
31.3.107.22	A	mx1.pantronic.nl
31.3.107.22	A	mx1.clearnetworks.nl
31.3.107.24	PTR	24-107-3-31.cable.nedvite.nl
31.3.107.24	A	mail.vpoffice.nl
31.3.107.30	A	www.pantronic.nl
31.3.107.34	A	www.find.nl
31.3.107.36	PTR	36-107-3-31.cable.nedvite.nl
31.3.107.36	A	netfronteer.com
31.3.107.36	A	ifronteer.com
31.3.107.39	A	www.dpcexperiencecenter.com
31.3.107.39	A	suwi.net
31.3.107.39	A	roberine.com
31.3.107.42	A	kernkaart.nl
31.3.107.42	A	www.votexnet.com
31.3.107.42	A	precisionmakersnet.com
31.3.107.44	A	dutchpowercompany.nl
31.3.107.44	A	precisionmakers.com
31.3.107.44	A	broveco.nl
31.3.107.45	PTR	45-107-3-31.cable.nedvite.nl
31.3.107.49	PTR	49-107-3-31.cable.nedvite.nl
31.3.107.49	A	suwi.net
31.3.107.49	A	www.bkwi.nl
31.3.107.54	PTR	54-107-3-31.cable.nedvite.nl
31.3.107.54	A	groenbemesters.com
31.3.107.54	A	wp-online-tutorials.com
31.3.107.57	A	social-smartz.com
31.3.107.57	A	socialsmartz.com
31.3.107.57	A	kledingdiscounter.com
31.3.107.61	A	acatec.nl
31.3.107.61	A	www.acatec.nl
31.3.107.132	PTR	mail.quivite.nl
31.3.107.132	A	mail.greenvox.nl
31.3.107.132	A	mail.flokkie.com
31.3.107.133	PTR	133-107-3-31.cable.nedvite.nl
31.3.107.133	A	nkfw.nl
31.3.107.133	A	greenvox.nl
31.3.107.166	A	webmail.wmcbocholtz.nl
31.3.107.175	PTR	175-107-3-31.cable.nedvite.nl
31.3.107.207	PTR	mail.crotecmail.nl
31.3.107.207	A	smtp.crotecmail.nl
31.3.107.230	A	digitaleplannen.nl
31.3.107.230	A	prd-rol01.pub.crotecnet.nl
31.3.107.236	PTR	236-107-3-31.cable.nedvite.nl
31.3.107.236	A	prd-ropub-app01.pub.crotecnet.nl
31.3.107.237	A	crotec.nl
31.3.107.237	A	crotecnet.nl
31.3.107.237	A	crotec.eu