Robtex

Up: 93.189.148.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 93.189.148.0/25
Down right: 93.189.148.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
93.189.148.5	PTR	host-148-189-93-5.in-addr.arpa
93.189.148.5	PTR	host-148-5.arroba.ru
93.189.148.5	A	citytravel.ru
93.189.148.31	PTR	host-148-31.city.travel
93.189.148.31	A	xn--b1aghar1aejb5i.xn--p1ai
93.189.148.67	A	mail.citytravel.ru
93.189.148.131	PTR	host-148-189-93-131.in-addr.arpa
93.189.148.131	PTR	host-148-131.arroba.ru
93.189.148.131	A	mail.supervisa.info
93.189.148.142	PTR	host-148-189-93-142.in-addr.arpa
93.189.148.142	PTR	host-148-142.arroba.ru
93.189.148.142	A	mail.farbatech.ru
93.189.148.151	PTR	host-148-151.arroba.ru
93.189.148.151	A	mx.spbvit.ru
93.189.148.151	A	kirovoil.ru
93.189.148.152	PTR	host-148-189-93-152.in-addr.arpa
93.189.148.152	PTR	host-148-152.arroba.ru
93.189.148.152	A	mx5.khoss.org
93.189.148.155	A	fin.khoss.org
93.189.148.156	PTR	host-148-189-93-156.in-addr.arpa
93.189.148.156	PTR	host-148-156.arroba.ru
93.189.148.156	A	kirovoil.ru
93.189.148.157	A+PTR	mx.khoss.org
93.189.148.157	A	mail.spbvit.ru
93.189.148.226	PTR	host-148-189-93-226.in-addr.arpa
93.189.148.226	PTR	host-148-226.arroba.ru
93.189.148.226	A	mail.mirkrasok.com