Robtex

Up: 91.206.120.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 91.206.120.0/25
Down right: 91.206.120.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.206.120.1	PTR	router.economy.gov.ru
91.206.120.2	PTR	firewall.economy.gov.ru
91.206.120.11	PTR	www.economy.gov.ru
91.206.120.11	A	xn--80aeocdajociblb3a8a7mvb.xn--p1ai
91.206.120.11	A	investinindia.ru
91.206.120.254	A+PTR	ns2.economy.gov.ru