Robtex

Up: 212.17.12.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 212.17.14.0/24
Down right: 212.17.15.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.17.14.8	PTR	arka.su
212.17.14.8	PTR	ftp.arka.su
212.17.14.8	PTR	mail.arka.su
212.17.14.12	PTR	r1-43-0.izumrud.siberia.net
212.17.14.14	A+PTR	ns2.bankrc.ru
212.17.14.19	A	intradesib.ru
212.17.14.21	A	inkvarto.ru
212.17.14.21	A	ns1.inkvarto.ru
212.17.14.21	A	mail.inkvarto.ru
212.17.14.49	PTR	credit54.ru
212.17.14.49	PTR	hoka.ru
212.17.14.49	PTR	kredit54.ru
212.17.14.211	A+PTR	tds.siberia.net
212.17.14.225	A	azanov.com
212.17.15.46	A	fgw.siberia.net
212.17.15.74	A+PTR	mc.siberia.net
212.17.15.74	A	st.siberia.net
212.17.15.74	A	speedtest.siberia.net
212.17.15.146	A	as198181.nsk.siberia.net
212.17.15.170	PTR	h-15-170.siberia.net
212.17.15.170	A	ns2.e2e4.su
212.17.15.170	A	ns2.opentech.ru