Robtex

Up: 85.192.0.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 85.192.4.0/23
Down right: 85.192.6.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
85.192.4.6	PTR	mail.nami-ag.ru
85.192.4.82	A+PTR	mail.fkm-anons.ru
85.192.4.94	A	mail3.alviko.su
85.192.4.131	PTR	mail.modress.ru
85.192.4.131	A	ns2.vip-tel.net
85.192.4.183	A	vic-it.ru
85.192.4.187	PTR	exchange.vicah.by
85.192.4.187	A+PTR	exchange.npfvic.ru
85.192.4.187	PTR	exchange.tdvic.ru
85.192.4.198	PTR	mail.souzgroup.ru.4.192.85.in-addr.arpa
85.192.4.198	A	mail.souzgroup.ru
85.192.5.91	A	mail1.krilak.com
85.192.5.91	A	mail1.krilak.ru
85.192.6.70	PTR	sw70.madi.ip.di-net.ru
85.192.6.71	PTR	sw71.madi.ip.di-net.ru
85.192.6.75	A+PTR	sw75.madi.ip.di-net.ru
85.192.6.76	PTR	sw76.madi.ip.di-net.ru
85.192.6.83	PTR	sw83.madi.ip.di-net.ru
85.192.6.86	A+PTR	sw86.madi.ip.di-net.ru
85.192.6.87	A+PTR	sw87.madi.ip.di-net.ru
85.192.6.90	PTR	sw90.madi.ip.di-net.ru
85.192.6.93	PTR	sw93.madi.ip.di-net.ru
85.192.7.60	PTR	js-30.levart.website