Robtex

Up: 91.142.64.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 91.142.64.0/22
Down right: 91.142.68.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.142.64.215	A	archidex.de
91.142.64.215	A	multiasiandealer.de
91.142.64.215	A	adrates.de
91.142.65.115	A	mailbk.rimadesio.it
91.142.65.166	A+PTR	mail.s2b.it
91.142.65.210	A	mail2.elemaster.it
91.142.66.114	A	blino.alsitech.it
91.142.66.130	A+PTR	mail.coelsrl.it
91.142.66.198	A+PTR	mail.lagraficasrl.net
91.142.66.218	A+PTR	webmail2.mere.it
91.142.66.219	A	ftp.mere.it
91.142.66.234	A	mail.lazzarigroup.com
91.142.67.154	A	gicar.eu
91.142.67.158	A	mail.gicarsrl.com
91.142.67.158	A	zimbra1.gicarsrl.com
91.142.67.158	A	zimbra3.gicarsrl.com
91.142.67.163	A	mailhome2.soleneon.it
91.142.67.172	A	mail.txnext.net
91.142.67.173	A	mail.muroforte.com
91.142.67.212	A	www.dblan.it
91.142.67.212	A	dblan.it
91.142.68.36	A	mail.colombo-costruzioni.it
91.142.68.146	A+PTR	mail6.ali-big.it
91.142.69.51	A	deheuveltjes.com
91.142.69.235	A	selleria.coresis.com
91.142.69.235	A	stage.coresis.com
91.142.70.58	A	mail.tobe.it
91.142.70.130	A	mail.citi.it
91.142.70.187	A	mail.chario.it
91.142.70.243	A	mail.dianasport.it
91.142.71.107	A	mail.tecnint.it
91.142.71.155	A	mail.rimadesio.it
91.142.71.155	A	mail.rimadesio.com
91.142.71.178	PTR	webmail2.mere.it
91.142.71.186	PTR	recordmx.colorby.com
91.142.71.186	A+PTR	www.colorby.com
91.142.71.186	PTR	mail.colorby.com
91.142.71.194	A+PTR	mail.aste83.net
91.142.71.194	A	mx1.aste83.net
91.142.71.203	A+PTR	mail2.forseda.it
91.142.71.203	A	mail2.sevit.it
91.142.71.203	A	mail2.seda-spa.it
91.142.71.218	PTR	mail.comune.carugate.mi.it
91.142.71.220	A	mail.comune.carugate.mi.it
91.142.71.234	PTR	mail.elemaster.it
91.142.71.235	A+PTR	mail.elemaster.it
91.142.71.235	A	mail.elemaster.com