Robtex

Up: 185.139.24.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.139.28.0/23
Down right: 185.139.30.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.139.28.2	A	mail.acquetoscane.it
185.139.28.10	A	mail.elettronicasistemi.it
185.139.28.117	A	e-simp.com
185.139.28.117	A	lookmenu.net
185.139.28.117	A	www.e-simp.com
185.139.28.155	A	remote.hotelilaria.com
185.139.28.190	A	remote.gbgearboxes.it
185.139.29.147	A	email.wsgcit.com
185.139.29.147	A	email2.wsgceu.com
185.139.30.12	A+PTR	webmail.itcamp.it
185.139.30.12	A	mail.itcamp.it
185.139.30.41	A	mail.multisystemservice.it
185.139.30.55	A+PTR	posta2.bresaolepini.it
185.139.30.102	A	venturer.dyndns.org
185.139.30.237	A	mail.verocuoio.it
185.139.31.2	A	sistemaambientelucca.com