Robtex

Up: 87.250.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 87.250.240.0/22
Down right: 87.250.244.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
87.250.240.29	A	mutalisk.yandex.net
87.250.240.33	PTR	dhcp240-33.yandex.net
87.250.240.34	PTR	dhcp240-34.yandex.net
87.250.240.35	PTR	dhcp240-35.yandex.net
87.250.240.40	PTR	dhcp240-40.yandex.net
87.250.240.41	PTR	dhcp240-41.yandex.net
87.250.240.42	PTR	dhcp240-42.yandex.net
87.250.240.43	PTR	dhcp240-43.yandex.net
87.250.240.48	PTR	dhcp240-48.yandex.net
87.250.241.26	PTR	corba-srv08a.corba.yandex.net
87.250.241.65	A+PTR	myt-fw13-vlan1657.yndx.net
87.250.241.65	A	cback01a.yandex.ru
87.250.241.66	A+PTR	might.yandex.ru
87.250.241.68	A	divination.yandex.ru
87.250.241.72	PTR	mystic.yandex.net
87.250.241.114	PTR	solarspark.yandex.ru
87.250.241.138	PTR	s509.yandex.net
87.250.241.192	PTR	forward7p.cmail.yandex.net
87.250.241.193	A+PTR	forward8p.cmail.yandex.net
87.250.241.244	PTR	outback4p.cmail.yandex.net
87.250.242.0	PTR	net-red-vlan527.yandex.net
87.250.242.128	PTR	net-red-vlan524.yandex.net
87.250.242.200	PTR	plum-vlan602.yandex.net
87.250.242.208	PTR	net-red-vlan628.yandex.net
87.250.242.210	PTR	frontext01r.tools.yandex.net
87.250.242.211	A	frontout01r.tools.yandex.net
87.250.242.224	PTR	net-red-vlan426.yandex.net
87.250.243.0	PTR	net-myt-vlan588.yandex.net
87.250.243.64	PTR	net-myt-vlan599.yandex.net
87.250.243.67	PTR	balancer7-02.yandex.ru
87.250.243.128	PTR	net-myt-vlan1311.yandex.net
87.250.243.198	A	yacobot25b.yandex.ru
87.250.243.199	A	yacobot26b.yandex.ru
87.250.243.201	A	yacobot28b.yandex.ru
87.250.244.1	A+PTR	spider-87-250-244-1.yandex.com
87.250.244.6	A	spider-87-250-244-6.yandex.com
87.250.244.9	A+PTR	stw1-rp1-vlan2106.yndx.net
87.250.244.14	PTR	rnd1-rp1-vlan2106.yndx.net
87.250.244.14	A	sedov-vlan2106.yandex.net
87.250.244.16	A+PTR	spider-87-250-244-16.yandex.com
87.250.244.20	PTR	demomoney-new.yandex.ru
87.250.244.32	PTR	net-fian-vlan629.yandex.net
87.250.244.125	A+PTR	87-250-244-125.spider.yandex.com
87.250.244.128	PTR	net-fian-vlan538.yandex.net
87.250.244.134	PTR	87-250-244-134.spider.yandex.com
87.250.244.136	A+PTR	87-250-244-136.spider.yandex.com
87.250.244.146	A+PTR	87-250-244-146.spider.yandex.com
87.250.245.0	PTR	net-eto-vlan605.yandex.net
87.250.245.233	PTR	dhcp245-233.yandex.ru
87.250.245.253	A	filer2-vlan503.yandex.net
87.250.246.0	PTR	net-fol-vlan516.yandex.net
87.250.246.128	PTR	net-fol-vlan642.yandex.net
87.250.246.136	A	cdbstandby.yandex.ru
87.250.246.192	PTR	net-fola-ae0-599.yandex.net
87.250.247.171	A+PTR	avatars-fast.yandex.net
87.250.247.172	A+PTR	avatars-fast.yandex.net
87.250.247.173	A+PTR	avatars-fast.yandex.net
87.250.247.174	A+PTR	avatars-fast.yandex.net
87.250.247.181	PTR	avatars.mds.yandex.net
87.250.247.181	A	avatars.yandex.net
87.250.247.181	A	5.avatars.mds.yandex.net
87.250.247.182	PTR	avatars.mds.yandex.net
87.250.247.182	A	avatars.yandex.net
87.250.247.182	A	5.avatars.mds.yandex.net
87.250.247.183	PTR	avatars.mds.yandex.net
87.250.247.183	A	avatars.yandex.net
87.250.247.183	A	5.avatars.mds.yandex.net
87.250.247.184	PTR	avatars.mds.yandex.net
87.250.247.184	A	avatars.yandex.net
87.250.247.184	A	5.avatars.mds.yandex.net
87.250.247.191	PTR	avatars.yandex.net
87.250.247.191	A	cards2.yandex.net
87.250.247.192	PTR	avatars.yandex.net
87.250.247.192	A	cards2.yandex.net
87.250.247.193	PTR	avatars.yandex.net
87.250.247.193	A	cards2.yandex.net
87.250.247.194	A	cards2.yandex.net
87.250.247.215	PTR	static.yandex.net