Robtex

Up: 91.238.228.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 91.238.228.0/25
Down right: 91.238.228.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.238.228.3	A+PTR	ns1.sut.ru
91.238.228.3	A	ns2.segmenta.ru
91.238.228.3	A	ns1.segmenta.ru
91.238.228.4	PTR	mail.sut.ru
91.238.228.4	A	mail1.sut.ru
91.238.228.4	A	tower.sut.ru
91.238.228.5	PTR	hst5.segmenta.ru
91.238.228.5	A	moscowgate.ru
91.238.228.5	A	moskovskievorota.com
91.238.228.6	A	avtobooking.ru
91.238.228.7	A	auto-klass.ru
91.238.228.7	A	hotel-contract.ru
91.238.228.7	A	tv.sut.ru
91.238.228.8	PTR	mxs.segmenta.ru
91.238.228.8	A	mail.vector-spb.ru
91.238.228.8	A	mail.sbs-hotel.ru
91.238.228.9	PTR	hub.segmenta.ru
91.238.228.9	A	webstudio.spb.ru
91.238.228.9	A	vote.spb.ru
91.238.228.10	A+PTR	rt.sut.ru
91.238.228.10	A	rt.segmenta.ru
91.238.228.11	PTR	ns2.ajur.info
91.238.228.12	PTR	segment.ru
91.238.228.12	A	mail2.sut.ru
91.238.228.13	A	xn--80apagb2awf8f.xn--p1ai
91.238.228.13	A	terravto.ru
91.238.228.13	A	hst7.segmenta.ru
91.238.228.14	A	pragmaticar.ru
91.238.228.14	A	www.pragmaticar.ru
91.238.228.15	PTR	hst1.segmenta.ru.228.238.91.in-addr.arpa
91.238.228.15	A	uk-sb-capital.com
91.238.228.15	A	uk-sb-capital.ru
91.238.228.17	A	www.ignio.ru
91.238.228.17	A	img.ignio.com
91.238.228.17	A	xn--80adtheqo0d.xn--p1ai
91.238.228.18	A	hst2.segmenta.ru
91.238.228.20	A	mts.sut.ru
91.238.228.20	A	holidaydom.ru
91.238.228.20	A	www.avg.ru
91.238.228.24	A	vo-lada.ru
91.238.228.24	A	www.vo-lada.ru
91.238.228.130	A+PTR	bank.fontanka.ru
91.238.228.130	A	blog.fontanka.ru
91.238.228.131	A+PTR	static.fontanka.ru
91.238.228.131	A	www.ajur.info
91.238.228.131	A	mk-piter.ru
91.238.228.132	PTR	delta.fontanka.ru
91.238.228.132	A	gorod-812.ru
91.238.228.132	A	www.online812.ru
91.238.228.133	PTR	47news.ru
91.238.228.134	PTR	srv2.ajur.info
91.238.228.134	A	fontanka.fm
91.238.228.134	A	www.fontanka.fi
91.238.228.136	A+PTR	bridge.fontanka.ru
91.238.228.137	A	fontanka.fm
91.238.228.137	A	quay.fontanka.ru