Robtex

Up: 212.123.80.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 212.123.82.0/24
Down right: 212.123.83.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.123.82.3	PTR	static-212-123-82-3.tiscalibusiness.it
212.123.82.18	A	arcieripescia.it
212.123.82.18	A	morettiauto.com
212.123.82.18	A	lapasserella.com
212.123.82.42	PTR	posta.sgiservizi.net
212.123.82.42	A	mobile.ho10.net
212.123.82.59	PTR	static-212-123-82-59.tiscalibusiness.it
212.123.82.59	A	cesan.eu
212.123.82.66	PTR	static-212-123-82-66.tiscalibusiness.it
212.123.82.66	A	caesarceramiccanada.com
212.123.82.66	A	caesargreen.it
212.123.82.74	A	luigi.buoncristiani.name