Robtex

Up: 87.255.8.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 87.255.9.0/25
Down right: 87.255.9.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
87.255.9.0	PTR	net-87-255-9.bigtelecom.ru
87.255.9.10	A+PTR	fw1-local-himki.bigtelecom.ru
87.255.9.11	A	fw2-local-himki.bigtelecom.ru
87.255.9.12	PTR	host-87-255-9-12.bigtelecom.ru
87.255.9.14	A+PTR	host-87-255-9-14.bigtelecom.ru
87.255.9.16	A	host-87-255-9-16.bigtelecom.ru
87.255.9.20	A+PTR	host-87-255-9-20.bigtelecom.ru
87.255.9.22	A	host-87-255-9-22.bigtelecom.ru
87.255.9.28	PTR	host-87-255-9-28.bigtelecom.ru
87.255.9.32	PTR	host-87-255-9-32.bigtelecom.ru
87.255.9.44	PTR	host-87-255-9-44.bigtelecom.ru
87.255.9.53	A	host-87-255-9-53.bigtelecom.ru
87.255.9.66	PTR	mail.interskol.ru
87.255.9.69	A	host-87-255-9-69.bigtelecom.ru
87.255.9.70	PTR	mail1.puls.ru
87.255.9.70	A	host-87-255-9-70.bigtelecom.ru
87.255.9.71	A	host-87-255-9-71.bigtelecom.ru
87.255.9.72	A	host-87-255-9-72.bigtelecom.ru
87.255.9.73	A	host-87-255-9-73.bigtelecom.ru
87.255.9.74	A	host-87-255-9-74.bigtelecom.ru
87.255.9.75	A	host-87-255-9-75.bigtelecom.ru
87.255.9.76	A+PTR	host-87-255-9-76.bigtelecom.ru
87.255.9.77	A	host-87-255-9-77.bigtelecom.ru
87.255.9.78	A+PTR	host-87-255-9-78.bigtelecom.ru
87.255.9.79	PTR	mail.msznmo.ru
87.255.9.79	A	host-87-255-9-79.bigtelecom.ru
87.255.9.100	A	host-87-255-9-100.bigtelecom.ru
87.255.9.101	A+PTR	host-87-255-9-101.bigtelecom.ru
87.255.9.102	A+PTR	host-87-255-9-102.bigtelecom.ru
87.255.9.103	A	host-87-255-9-103.bigtelecom.ru
87.255.9.115	PTR	host-87-255-9-115.bigtelecom.ru
87.255.9.115	A	igorvl.ru
87.255.9.132	A	host-87-255-9-132.bigtelecom.ru
87.255.9.133	A	host-87-255-9-133.bigtelecom.ru
87.255.9.134	A	host-87-255-9-134.bigtelecom.ru
87.255.9.135	A	host-87-255-9-135.bigtelecom.ru
87.255.9.136	A	host-87-255-9-136.bigtelecom.ru
87.255.9.137	A	host-87-255-9-137.bigtelecom.ru
87.255.9.138	A+PTR	tradetelecom.ru
87.255.9.138	A	www.tradetelecom.ru
87.255.9.138	A	tradetelecom.com
87.255.9.139	A	host-87-255-9-139.bigtelecom.ru
87.255.9.140	A	host-87-255-9-140.bigtelecom.ru
87.255.9.147	A	xn--80ab6ahmc.xn--p1ai
87.255.9.150	A	host-87-255-9-150.bigtelecom.ru
87.255.9.151	A	host-87-255-9-151.bigtelecom.ru
87.255.9.152	A	host-87-255-9-152.bigtelecom.ru
87.255.9.153	A	host-87-255-9-153.bigtelecom.ru
87.255.9.154	A	host-87-255-9-154.bigtelecom.ru
87.255.9.155	A	host-87-255-9-155.bigtelecom.ru
87.255.9.156	A	host-87-255-9-156.bigtelecom.ru
87.255.9.157	A	host-87-255-9-157.bigtelecom.ru
87.255.9.158	A	host-87-255-9-158.bigtelecom.ru
87.255.9.159	A+PTR	host-87-255-9-159.bigtelecom.ru
87.255.9.160	A	host-87-255-9-160.bigtelecom.ru
87.255.9.161	A+PTR	exch.foodprogram.ru
87.255.9.161	A	exch.garpun-security.ru
87.255.9.161	A	exch.gsy.ru
87.255.9.162	A+PTR	host-87-255-9-162.bigtelecom.ru
87.255.9.162	A	ns2.gsy.ru
87.255.9.162	A	ns2.garpun-security.ru
87.255.9.163	A	host-87-255-9-163.bigtelecom.ru
87.255.9.164	A+PTR	host-87-255-9-164.bigtelecom.ru
87.255.9.165	A+PTR	host-87-255-9-165.bigtelecom.ru
87.255.9.166	A	host-87-255-9-166.bigtelecom.ru
87.255.9.167	A	host-87-255-9-167.bigtelecom.ru
87.255.9.168	A	host-87-255-9-168.bigtelecom.ru
87.255.9.169	A+PTR	host-87-255-9-169.bigtelecom.ru
87.255.9.170	A	host-87-255-9-170.bigtelecom.ru
87.255.9.171	A+PTR	host-87-255-9-171.bigtelecom.ru
87.255.9.172	A	host-87-255-9-172.bigtelecom.ru
87.255.9.173	A	host-87-255-9-173.bigtelecom.ru
87.255.9.174	A	host-87-255-9-174.bigtelecom.ru
87.255.9.175	A	host-87-255-9-175.bigtelecom.ru
87.255.9.176	A	host-87-255-9-176.bigtelecom.ru
87.255.9.177	A	host-87-255-9-177.bigtelecom.ru
87.255.9.178	A	host-87-255-9-178.bigtelecom.ru
87.255.9.194	A	host-87-255-9-194.bigtelecom.ru
87.255.9.199	A	host-87-255-9-199.bigtelecom.ru
87.255.9.200	A+PTR	host-87-255-9-200.bigtelecom.ru
87.255.9.201	A+PTR	host-87-255-9-201.bigtelecom.ru
87.255.9.202	A	host-87-255-9-202.bigtelecom.ru
87.255.9.203	A	host-87-255-9-203.bigtelecom.ru
87.255.9.204	A	host-87-255-9-204.bigtelecom.ru
87.255.9.205	A	host-87-255-9-205.bigtelecom.ru
87.255.9.206	A+PTR	host-87-255-9-206.bigtelecom.ru
87.255.9.206	A	4e6a.ru
87.255.9.207	A	host-87-255-9-207.bigtelecom.ru
87.255.9.217	A	host-87-255-9-217.bigtelecom.ru
87.255.9.218	A	host-87-255-9-218.bigtelecom.ru
87.255.9.219	A+PTR	host-87-255-9-219.bigtelecom.ru
87.255.9.220	A+PTR	host-87-255-9-220.bigtelecom.ru
87.255.9.221	A+PTR	host-87-255-9-221.bigtelecom.ru
87.255.9.222	A	host-87-255-9-222.bigtelecom.ru
87.255.9.223	A	host-87-255-9-223.bigtelecom.ru
87.255.9.224	A	host-87-255-9-224.bigtelecom.ru
87.255.9.225	A	host-87-255-9-225.bigtelecom.ru
87.255.9.251	A	host-87-255-9-251.bigtelecom.ru
87.255.9.254	PTR	host-87-255-9-254.bigtelecom.ru