Robtex

Up: 212.233.200.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 212.233.200.0/23
Down right: 212.233.202.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.233.200.2	PTR	obqvi24.com
212.233.200.2	A	is.www.obqvi24.com
212.233.200.2	A	*.uteam-bg.net
212.233.202.54	PTR	212-233-202-54-pleven.optisprint.bg
212.233.202.167	A	mail.kup4o.com
212.233.203.127	PTR	212-233-203-127-pleven.optisprint.bg
212.233.203.203	PTR	212-233-203-203-pleven.optisprint.bg