Robtex

Up: 109.75.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 109.75.136.0/22
Down right: 109.75.140.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
109.75.136.0	PTR	ab109-75-136-0.mxc.ru
109.75.137.8	PTR	ab109-75-137-8.mxc.ru
109.75.137.16	PTR	ab109-75-137-16.mxc.ru
109.75.137.19	PTR	ab109-75-137-19.mxc.ru
109.75.137.33	PTR	ab109-75-137-33.mxc.ru
109.75.137.34	PTR	ab109-75-137-34.mxc.ru
109.75.137.42	PTR	ab109-75-137-42.mxc.ru
109.75.137.75	PTR	ab109-75-137-75.mxc.ru
109.75.137.80	PTR	ab109-75-137-80.mxc.ru
109.75.137.81	PTR	ab109-75-137-81.mxc.ru
109.75.137.91	PTR	ab109-75-137-91.mxc.ru
109.75.137.96	PTR	ab109-75-137-96.mxc.ru
109.75.137.97	PTR	ab109-75-137-97.mxc.ru
109.75.137.98	PTR	ab109-75-137-98.mxc.ru
109.75.137.99	PTR	ab109-75-137-99.mxc.ru
109.75.137.105	PTR	ab109-75-137-105.mxc.ru
109.75.137.106	PTR	ab109-75-137-106.mxc.ru
109.75.137.107	PTR	ab109-75-137-107.mxc.ru
109.75.137.115	PTR	ab109-75-137-115.mxc.ru
109.75.137.120	PTR	ab109-75-137-120.mxc.ru
109.75.137.122	PTR	ab109-75-137-122.mxc.ru
109.75.137.128	PTR	ab109-75-137-128.mxc.ru
109.75.137.130	PTR	ab109-75-137-130.mxc.ru
109.75.137.136	PTR	ab109-75-137-136.mxc.ru
109.75.137.138	PTR	ab109-75-137-138.mxc.ru
109.75.137.152	PTR	ab109-75-137-152.mxc.ru
109.75.137.154	PTR	ab109-75-137-154.mxc.ru
109.75.137.160	PTR	ab109-75-137-160.mxc.ru
109.75.137.162	PTR	ab109-75-137-162.mxc.ru
109.75.137.168	PTR	ab109-75-137-168.mxc.ru
109.75.137.176	PTR	ab109-75-137-176.mxc.ru
109.75.137.184	PTR	ab109-75-137-184.mxc.ru
109.75.137.192	PTR	ab109-75-137-192.mxc.ru
109.75.137.194	PTR	ab109-75-137-194.mxc.ru
109.75.137.201	PTR	ab109-75-137-201.mxc.ru
109.75.137.208	PTR	ab109-75-137-208.mxc.ru
109.75.137.227	PTR	ab109-75-137-227.mxc.ru
109.75.137.251	PTR	ab109-75-137-251.mxc.ru
109.75.140.0	PTR	ab109-75-140-0.mxc.ru
109.75.141.137	PTR	ab109-75-141-137.mxc.ru
109.75.141.137	A	ns2.homehts.ru
109.75.141.137	A	hts-nov.ru
109.75.143.0	PTR	ab109-75-143-0.mxc.ru
109.75.143.16	PTR	ab109-75-143-16.mxc.ru
109.75.143.32	PTR	ab109-75-143-32.mxc.ru
109.75.143.59	PTR	ab109-75-143-59.mxc.ru
109.75.143.67	PTR	ab109-75-143-67.mxc.ru
109.75.143.75	PTR	ab109-75-143-75.mxc.ru
109.75.143.129	PTR	ab109-75-143-129.mxc.ru
109.75.143.162	PTR	ab109-75-143-162.mxc.ru
109.75.143.163	PTR	ab109-75-143-163.mxc.ru
109.75.143.171	PTR	ab109-75-143-171.mxc.ru
109.75.143.218	PTR	ab109-75-143-218.mxc.ru
109.75.143.224	PTR	ab109-75-143-224.mxc.ru
109.75.143.241	PTR	ab109-75-143-241.mxc.ru