Robtex

Up: 109.195.24.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 109.195.24.0/23
Down right: 109.195.26.0/23

IP	Type	Hostname
109.195.24.0	PTR	net24.195.109-0.saratov.ertelecom.ru
109.195.24.51	PTR	net24.195.109-51.saratov.ertelecom.ru
109.195.24.103	PTR	net24.195.109-103.saratov.ertelecom.ru
109.195.24.143	PTR	net24.195.109-143.saratov.ertelecom.ru
109.195.24.185	PTR	net24.195.109-185.saratov.ertelecom.ru
109.195.24.208	PTR	net24.195.109-208.saratov.ertelecom.ru
109.195.24.212	PTR	net24.195.109-212.saratov.ertelecom.ru
109.195.24.245	PTR	net24.195.109-245.saratov.ertelecom.ru
109.195.24.252	PTR	net24.195.109-252.saratov.ertelecom.ru
109.195.25.76	PTR	cache.google.com
109.195.25.76	A	r1---sn-xguxaxjvh-gufe.googlevideo.com
109.195.25.77	PTR	cache.google.com
109.195.25.77	A	r2---sn-xguxaxjvh-gufe.googlevideo.com
109.195.25.78	PTR	cache.google.com
109.195.26.118	PTR	net26.195.109-118.saratov.ertelecom.ru
109.195.26.189	PTR	net26.195.109-189.saratov.ertelecom.ru
109.195.26.205	PTR	net26.195.109-205.saratov.ertelecom.ru
109.195.26.216	PTR	net26.195.109-216.saratov.ertelecom.ru
109.195.27.16	PTR	net27.195.109-16.saratov.ertelecom.ru
109.195.27.31	PTR	net27.195.109-31.saratov.ertelecom.ru
109.195.27.40	PTR	net27.195.109-40.saratov.ertelecom.ru
109.195.27.52	PTR	net27.195.109-52.saratov.ertelecom.ru
109.195.27.61	PTR	net27.195.109-61.saratov.ertelecom.ru
109.195.27.77	PTR	net27.195.109-77.saratov.ertelecom.ru
109.195.27.91	PTR	net27.195.109-91.saratov.ertelecom.ru
109.195.27.94	PTR	net27.195.109-94.saratov.ertelecom.ru
109.195.27.105	PTR	net27.195.109-105.saratov.ertelecom.ru
109.195.27.133	PTR	net27.195.109-133.saratov.ertelecom.ru
109.195.27.180	PTR	net27.195.109-180.saratov.ertelecom.ru
109.195.27.241	PTR	net27.195.109-241.saratov.ertelecom.ru