Robtex

Up: 91.215.52.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 91.215.54.0/24
Down right: 91.215.55.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.215.54.6	A+PTR	dniprovodokanal.dp.ua
91.215.54.13	A+PTR	mail1.neftek.ua
91.215.54.15	A+PTR	mail.taktmetal.com
91.215.54.17	A+PTR	mail.noyabr.com.ua
91.215.54.17	A	noyabr.com.ua
91.215.54.18	A	bristol.dp.ua
91.215.54.20	A	mag-osvita.dp.ua
91.215.54.20	A	mxserv1.area.dp.ua
91.215.54.20	A	www.area.dp.ua
91.215.54.24	A+PTR	tmm.varius.com.ua
91.215.54.29	A	moodle.dp.ua
91.215.54.29	A	mail.moodle.dp.ua
91.215.54.29	A	www.moodle.dp.ua
91.215.54.38	A	mail.mushketer.com
91.215.54.67	A	pix2.olvia.com
91.215.54.74	A+PTR	trend.olvia.com
91.215.54.100	PTR	itperfectservice.com
91.215.54.100	A	itpservice.ru
91.215.54.100	A	scotch29.ru
91.215.54.106	A	itperfect.com.ua
91.215.54.106	A	itperfect.ru
91.215.54.109	PTR	mail.itperfect.com.ua
91.215.54.132	A	mail2.zolote-zerno.com.ua
91.215.54.150	A	airstream.net.ua
91.215.54.151	A	mail.alfatech.com.ua
91.215.54.151	A	mail.alfatechtd.com.ua
91.215.54.157	A	www.alfatech.com.ua
91.215.54.157	A	bestshina.org
91.215.54.157	A	mail.gump.com.ua
91.215.54.162	A	dduvs.dp.ua
91.215.54.195	PTR	tz.dp.ua
91.215.54.202	PTR	mail.eva.dp.ua
91.215.54.202	A	mail.velta-ua.com
91.215.54.212	PTR	mx.varus.ua
91.215.54.226	A+PTR	mail.aktabank.com
91.215.54.226	A	mail.aktaonline.com
91.215.55.10	A	snmtech.net
91.215.55.10	A	bonoos.com
91.215.55.20	A	mxs.trios.com.ua
91.215.55.20	A	trios.dyndns.biz
91.215.55.20	A	e-meter.biz
91.215.55.22	A+PTR	mail.bsg.biz.ua
91.215.55.32	PTR	mail.licon.dp.ua
91.215.55.41	PTR	klever.dp.ua
91.215.55.41	A	dd.zartrusrokl.at
91.215.55.41	A	aa.zartrusrokl.at
91.215.55.43	A	2zteam.com
91.215.55.46	PTR	mail.intexts.com
91.215.55.46	A	mail2.intext.ru
91.215.55.46	A	mail2.intexts.com
91.215.55.48	PTR	mail.domino-group.com.ua
91.215.55.51	A+PTR	exchange.dkg.com.ua
91.215.55.55	PTR	mail.igsd.com.ua
91.215.55.56	A	mail.potoki.ua
91.215.55.59	PTR	v6.varus.ua
91.215.55.59	A	mail.v6.varus.ua
91.215.55.73	A	kviten-d.dp.ua
91.215.55.125	A	itworks-soft.com
91.215.55.169	A	mx.akvalend.ua
91.215.55.188	PTR	v17.varus.ua
91.215.55.216	A	vifcomua.net
91.215.55.216	A	mail.vifcomua.net
91.215.55.217	PTR	mail.beer-co.com.ua
91.215.55.224	PTR	dsk-svet.com.ua
91.215.55.224	A	mail.dsk-svet.com.ua
91.215.55.248	A	fargo.com.ua