Robtex

Up: 81.72.64.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 81.72.96.0/20
Down right: 81.72.112.0/20

IP	Type	Hostname
81.72.101.181	A+PTR	host181-101-static.72-81-b.business.telecomitalia.it
81.72.101.181	A	mailbackup.metaprogetti.it
81.72.102.196	A	jukas.idexas.com
81.72.103.29	A+PTR	host29-103-static.72-81-b.business.telecomitalia.it
81.72.103.45	A+PTR	host45-103-static.72-81-b.business.telecomitalia.it
81.72.105.50	A+PTR	host50-105-static.72-81-b.business.telecomitalia.it
81.72.105.89	A+PTR	host89-105-static.72-81-b.business.telecomitalia.it
81.72.105.108	A+PTR	host108-105-static.72-81-b.business.telecomitalia.it
81.72.105.253	A+PTR	host253-105-static.72-81-b.business.telecomitalia.it
81.72.106.45	A+PTR	host45-106-static.72-81-b.business.telecomitalia.it
81.72.106.150	A+PTR	host150-106-static.72-81-b.business.telecomitalia.it
81.72.109.136	A+PTR	host136-109-static.72-81-b.business.telecomitalia.it
81.72.109.188	PTR	host188-109-static.72-81-b.business.telecomitalia.it
81.72.111.88	A+PTR	host88-111-static.72-81-b.business.telecomitalia.it
81.72.111.102	A+PTR	host102-111-static.72-81-b.business.telecomitalia.it
81.72.112.22	A+PTR	host22-112-static.72-81-b.business.telecomitalia.it
81.72.115.99	A+PTR	host99-115-static.72-81-b.business.telecomitalia.it
81.72.117.73	PTR	host73-117-static.72-81-b.business.telecomitalia.it
81.72.117.73	A	mail.rmitalia.com
81.72.117.104	A+PTR	host104-117-static.72-81-b.business.telecomitalia.it
81.72.118.175	A	host175-118-static.72-81-b.business.telecomitalia.it
81.72.122.31	A+PTR	host31-122-static.72-81-b.business.telecomitalia.it
81.72.122.117	A	mail2.consorzioinerti.it
81.72.126.42	A+PTR	host42-126-static.72-81-b.business.telecomitalia.it
81.72.126.61	A+PTR	host61-126-static.72-81-b.business.telecomitalia.it
81.72.127.81	A	mail.novurania.it
81.72.127.88	PTR	host-81-72-127-88.business.telecomitalia.it