Robtex

Up: 89.191.226.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 89.191.227.0/25
Down right: 89.191.227.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
89.191.227.118	A+PTR	mx118.mxs.l.emlgod.com
89.191.227.118	A	hub11.emailpool.net
89.191.227.123	A+PTR	bankfree.ru
89.191.227.123	A	mail.bankfree.ru
89.191.227.128	A+PTR	mx3.stimis.site
89.191.227.128	A	mx.nixeab.ru
89.191.227.128	A	stimis.site
89.191.227.129	A+PTR	mx7.stimis.site
89.191.227.130	PTR	vds43435.mgn-host.ru
89.191.227.130	A	911tx.org
89.191.227.132	A+PTR	dfmbusiness.net
89.191.227.132	A	mail.dfmbusiness.net
89.191.227.133	A+PTR	ns6.silvernix.site
89.191.227.133	A	ns4.bank-score.ru
89.191.227.133	A	msgbrd-id.com
89.191.227.139	PTR	kris1.ru
89.191.227.139	A	www.rolf-peterburg.ru
89.191.227.145	PTR	kris1.ru
89.191.227.145	A	rcakes.ru
89.191.227.145	A	mail.rcakes.ru
89.191.227.146	A+PTR	hardrockcafesochi.com
89.191.227.146	A	mail.hardrockcafesochi.com
89.191.227.148	PTR	caigagolf.com
89.191.227.211	A+PTR	mx211.mxs.l.emlgod.com
89.191.227.211	A	hub22.emailpool.net
89.191.227.212	A+PTR	s81.emlgod.com
89.191.227.224	A+PTR	aarealestate.com.au
89.191.227.228	PTR	pr-3.ml
89.191.227.228	A	citrulaid.com
89.191.227.230	PTR	rostelecom.ru
89.191.227.230	A	citraide.com
89.191.227.232	A	ficocode.com
89.191.227.234	A+PTR	lisales.com
89.191.227.236	A	jeremypinson.com
89.191.227.242	A+PTR	globalwarmingsolutionsact.net
89.191.227.246	A+PTR	campaignstore.net
89.191.227.247	A+PTR	aniksucks.com
89.191.227.251	PTR	rostelecom.ru
89.191.227.251	A	creditreality.com
89.191.227.252	PTR	kris1.ru
89.191.227.252	A	med-skidki.ru
89.191.227.252	A	mail.med-skidki.ru