Robtex

Up: 213.205.34.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 213.205.34.0/25
Down right: 213.205.34.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.205.34.23	A+PTR	mcproxy-3.mc.tiscali.it
213.205.34.29	PTR	pswave-mail.mc.tiscali.com
213.205.34.37	A+PTR	mail.tiscali.it
213.205.34.37	A	mail.tiscali.mobi
213.205.34.37	A	mobi.mail.tiscali.it
213.205.34.48	PTR	rc-0.mc.tiscali.it
213.205.34.48	A	mail.mc.tiscali.it
213.205.34.48	A	sync.mc.tiscali.it
213.205.34.49	A+PTR	wiphoneapp.tiscali.it
213.205.34.56	A+PTR	tool.mc.tiscali.it
213.205.34.110	A	home-telfort-nl.tiscali.it
213.205.34.110	A	home.telfort.nl
213.205.34.111	A	home-vodafonevast-nl.tiscali.it
213.205.34.112	A	home.tiscali.de
213.205.34.113	A	home.dialup.worldonline.de
213.205.34.113	A	home.worldonline.de
213.205.34.120	A+PTR	ftp-vip-nl.ifs.tiscali.it
213.205.34.124	A+PTR	home-visps-nl.tiscali.it
213.205.34.125	A+PTR	home-tiscali-nl.tiscali.it
213.205.34.126	A	home-12move-nl.tiscali.it
213.205.34.198	A+PTR	client.chat.stage.tiscali.it
213.205.34.218	A+PTR	tr69-ftp.test.sire.tiscali.it
213.205.34.230	A+PTR	wsassurance.test.sire.tiscali.it
213.205.34.245	A	stage.indoona.com