Robtex

Up: 185.30.184.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.30.188.0/23
Down right: 185.30.190.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.30.188.0	PTR	host.0-188-30-185.ipv4.lenfiber.net
185.30.188.11	A+PTR	mail.serinf.it
185.30.188.29	PTR	mail.sm-monico.it
185.30.188.29	A	sm-monico.it
185.30.188.57	PTR	mail.telepadova.tv
185.30.188.57	A	telepadova.tv
185.30.188.68	A	asiweb.asionline.it
185.30.188.69	A	plainportal.it
185.30.188.69	A	www.poletti-srl.it
185.30.188.69	A	www.fza-morsificio.com
185.30.188.71	PTR	asibox.asionline.it
185.30.188.130	PTR	mail.itgen.eu
185.30.188.130	A	lotux.it
185.30.188.130	A	itgen.eu
185.30.188.131	PTR	web.itgen.eu
185.30.188.131	A	lotux.it
185.30.188.131	A	itgen.eu
185.30.188.149	A+PTR	mx02.favini.com
185.30.188.149	A	mx02.favini.it
185.30.188.238	A	www.interfile.it
185.30.188.240	A	jesolochannel.tv
185.30.188.255	PTR	host.255-188-30-185.ipv4.lenfiber.net
185.30.189.0	PTR	host.0-189-30-185.ipv4.lenfiber.net
185.30.189.255	PTR	host.255-189-30-185.ipv4.lenfiber.net
185.30.190.0	PTR	host.0-190-30-185.ipv4.lenfiber.net
185.30.190.36	A	metronet-usr.com
185.30.190.67	A	eraclya.it
185.30.190.255	PTR	host.255-190-30-185.ipv4.lenfiber.net
185.30.191.0	PTR	host.0-191-30-185.ipv4.lenfiber.net
185.30.191.85	A	econnect-dev.com
185.30.191.85	A	metronet-dev.com
185.30.191.86	A	econnect-usr.com
185.30.191.162	A+PTR	mail.lagogroup.it
185.30.191.163	A+PTR	mail2.lagogroup.it
185.30.191.206	PTR	host.206-191-30-185.ipv4.lenfiber.net
185.30.191.206	A	evisiondns.com
185.30.191.254	PTR	mail.fcssystem.com
185.30.191.254	A	fcsaeonrobotica.com
185.30.191.255	PTR	host.255-191-30-185.ipv4.lenfiber.net