Robtex

Up: 193.105.106.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 193.105.107.0/25
Down right: 193.105.107.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.105.107.6	A+PTR	relay1.spbex.ru
193.105.107.6	A	spbex.ru
193.105.107.6	A	relay.exchangeunion.ru
193.105.107.8	A+PTR	vpn.spbex.ru
193.105.107.9	A+PTR	relay.spbex.ru
193.105.107.10	A+PTR	relay2.spbex.ru
193.105.107.13	A+PTR	hoster.spbex.ru
193.105.107.13	A	ns1.spbex.ru
193.105.107.13	A	naia.ru
193.105.107.41	A	kinosait.ru
193.105.107.42	A+PTR	tradex.spbex.ru
193.105.107.43	A+PTR	securweb.spbex.ru
193.105.107.43	A	etp.spbex.ru
193.105.107.44	PTR	relay.spbex.ru
193.105.107.47	A+PTR	itrade.spbex.ru
193.105.107.52	A	spbex-estate.ru
193.105.107.57	A+PTR	ns.spbex.ru
193.105.107.80	PTR	mail.sealspb.com
193.105.107.90	A+PTR	gw.expoforum.ru
193.105.107.93	A	binarrussia.ru
193.105.107.101	A	xn--80aeslookeo.xn--p1ai
193.105.107.105	A	ns1.find.org.ru
193.105.107.105	A	www.find.org.ru
193.105.107.133	A	moetsg.ru
193.105.107.136	A+PTR	ns.csr-nw.ru
193.105.107.136	A	ns.rusrev.org
193.105.107.136	A	mail.csr-nw.ru
193.105.107.140	A+PTR	binar.spbex.ru
193.105.107.142	A	ns1.snaf.eu
193.105.107.142	A	snaf.eu
193.105.107.142	A	ns1.snaf.me
193.105.107.143	A	infinityloop.com
193.105.107.144	A	promexgroup.ru
193.105.107.144	A	krukau.com
193.105.107.144	A	obyectiv.ru
193.105.107.145	A	mail.mlmsites.net
193.105.107.145	A	mail.center-zdorov.ru
193.105.107.145	A	apps.snaf.me
193.105.107.147	A	mail.global-direct.ru
193.105.107.160	PTR	mail.gazstroy.su
193.105.107.160	A	mail.xn--80afhhcl3aox5a.xn--p1ai
193.105.107.160	A	mail.cryogastech.ru
193.105.107.163	A+PTR	fusion-devs.com
193.105.107.163	A	mail.fusion-devs.com
193.105.107.170	A+PTR	mail.cryogastech.ru
193.105.107.170	A	biz-on.org