Robtex

Up: 217.14.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 217.14.240.0/22
Down right: 217.14.244.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.14.240.100	A	dns2.qreator.com
217.14.240.101	A+PTR	mx2.itib.info
217.14.240.101	A	www.ugurservisi.com
217.14.240.102	A+PTR	mail2.itib.info
217.14.240.218	A+PTR	mail.it-protection.ru
217.14.241.34	A	server.zao-nt.com
217.14.241.44	A	aikdpm.ru
217.14.242.2	A+PTR	mail.analit.ru
217.14.242.2	A	www.analit.ru
217.14.242.2	A	*.analit.ru
217.14.242.60	A	mail.buter.ru
217.14.242.82	A+PTR	mails.mxname.ru
217.14.242.113	A+PTR	mail.forlled.ru
217.14.242.130	A+PTR	remote.birpark.ru
217.14.242.180	A	mail.aroptim.ru
217.14.242.180	A	aroptim.ru
217.14.242.180	A	www.aroptim.ru
217.14.242.195	PTR	mail.b-d-v.ru
217.14.242.210	A+PTR	mail.polpalmira.ru
217.14.242.210	A	mx.polpalmira.ru
217.14.242.210	A	polpalmira.ru
217.14.242.245	A	autostels.ru
217.14.243.115	A	jacob.axelspringer.ru
217.14.243.164	A	mail.rmb.ru
217.14.244.18	PTR	mx1.kitcom.ru
217.14.244.146	PTR	n217-14-244p146.zebratelecom.ru
217.14.244.146	A	suzlek.ru
217.14.244.170	PTR	mail2.bwell.ru
217.14.246.2	PTR	n217-14-246p2.zebratelecom.ru
217.14.246.2	A	mail3.creonenergy.ru
217.14.246.163	A	msk3.bezant.ru
217.14.246.170	A	mail2.attributeproducts.ru
217.14.246.194	A	mail.westelcom.ru
217.14.246.194	A	mx.westelcom.ru
217.14.247.66	PTR	ix.m14.ru
217.14.247.67	PTR	gx.m14.ru
217.14.247.94	A	mail.pkf-vniiaes.ru
217.14.247.114	A	ns2.sevesk.ru
217.14.247.117	A	mail.rn-energo.ru
217.14.247.118	A	mail.rn-energo.com
217.14.247.131	A	ns2.sibcon.ru
217.14.247.131	A	mail2.sibcon.ru
217.14.247.170	A+PTR	office.vlakra.ru
217.14.247.170	A	office.rnvlakra.ru
217.14.247.171	A+PTR	mail-srv.vlakra.ru
217.14.247.171	A	mail-srv.rnvlakra.ru
217.14.247.230	PTR	mx.vostok-energy.ru