Robtex

Up: 77.244.212.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 77.244.212.0/25
Down right: 77.244.212.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.244.212.0	PTR	static-ip-77-244-212-0.user.rsspnet.ru
77.244.212.2	PTR	static-ip-77-244-212-2.user.rsspnet.ru
77.244.212.2	A	ucorex.com
77.244.212.2	A	payrur.com
77.244.212.5	A+PTR	www.invoicebox.ru
77.244.212.5	A	inv.ee
77.244.212.5	A	xn--90abrfgoiczd.xn--p1ai
77.244.212.6	A	co-client.ru
77.244.212.6	A	lightstartup.ru
77.244.212.6	A	iboxstart.ru
77.244.212.7	A+PTR	mailtrap.invoicebox.ru
77.244.212.7	A	process.i-transfer.ru
77.244.212.8	A	go.invoicebox.ru
77.244.212.30	A+PTR	static-ip-77-244-212-30.user.rsspnet.ru
77.244.212.34	PTR	static-ip-77-244-212-34.user.rsspnet.ru
77.244.212.34	A	smolinvest.com
77.244.212.36	A	sumscorp.com
77.244.212.36	A	www.sumscorp.com
77.244.212.39	A	mgstl.ru
77.244.212.39	A	www.mgstl.ru
77.244.212.41	A	promelvent.ru
77.244.212.41	A	vityas67.ru
77.244.212.41	A	www.promelvent.ru
77.244.212.42	A	www.prozharka19.ru
77.244.212.42	A	www.livecity67.ru
77.244.212.42	A	bksmit.ru
77.244.212.43	PTR	static-ip-77-244-212-43.user.rsspnet.ru
77.244.212.43	A	www.huntingculture.ru
77.244.212.43	A	kulturcentr.ru
77.244.212.50	PTR	static-ip-77-244-212-50.user.rsspnet.ru
77.244.212.50	A	scr.online.sberbank.ru
77.244.212.51	A	scr.online.sberbank.ru
77.244.212.51	A	vetrov.user.rsspnet.ru
77.244.212.52	PTR	static-ip-77-244-212-52.user.rsspnet.ru
77.244.212.52	A	scr.online.sberbank.ru
77.244.212.53	PTR	static-ip-77-244-212-53.user.rsspnet.ru
77.244.212.53	A	scr.online.sberbank.ru
77.244.212.54	A	scr.online.sberbank.ru
77.244.212.55	A	scr.online.sberbank.ru
77.244.212.56	A	scr.online.sberbank.ru
77.244.212.57	PTR	static-ip-77-244-212-57.user.rsspnet.ru
77.244.212.57	A	scr.online.sberbank.ru
77.244.212.58	PTR	n16-taciturn-home.user.rsspnet.ru
77.244.212.58	A	scr.online.sberbank.ru
77.244.212.59	A+PTR	taciturn-home.spb.ru
77.244.212.59	PTR	taciturn-home.user.rsspnet.ru
77.244.212.59	A	scr.online.sberbank.ru
77.244.212.60	PTR	static-ip-77-244-212-60.user.rsspnet.ru
77.244.212.60	A	scr.online.sberbank.ru
77.244.212.61	PTR	static-ip-77-244-212-61.user.rsspnet.ru
77.244.212.61	A	scr.online.sberbank.ru
77.244.212.161	A	static-ip-77-244-212-161.user.rsspnet.ru
77.244.212.187	PTR	feda.user.rsspnet.ru
77.244.212.187	A	mail.algarveguide.tk
77.244.212.187	A	mail.algarvetravel.ru
77.244.212.199	A	ns1.xn-----8kcfensebrziivgj0cxbzh.xn--p1ai
77.244.212.199	A	ns1.buggy-boom.ru
77.244.212.200	A	www.xn-----8kcfensebrziivgj0cxbzh.xn--p1ai
77.244.212.200	A	mail.xn-----8kcfensebrziivgj0cxbzh.xn--p1ai
77.244.212.200	A	mail.buggy-boom.ru
77.244.212.202	PTR	static-ip-77-244-212-202.user.rsspnet.ru
77.244.212.202	A	t-tg.ru
77.244.212.228	PTR	static-ip-77-244-212-228.user.rsspnet.ru
77.244.212.228	A	lpmc.ru
77.244.212.231	A	static-ip-77-244-212-231.user.rsspnet.ru