Robtex

Up: 188.227.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 188.227.44.0/23
Down right: 188.227.46.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
188.227.44.149	A	straz.spb.ru
188.227.44.149	A	relay.straz.spb.ru
188.227.44.149	A	ns.straz.spb.ru
188.227.44.155	A+PTR	mx2.nda.ru
188.227.44.170	A	ruty.tk
188.227.44.170	A	seet.tk
188.227.44.172	A+PTR	promrec.ru
188.227.44.172	A	www.promrec.ru
188.227.44.173	PTR	nda-web.octet.spb.ru
188.227.44.173	A	www.cleanwound.ru
188.227.44.173	A	www.nda.ru
188.227.44.175	PTR	bm.octet.spb.ru
188.227.44.184	A	unixman.tk
188.227.45.35	A	scandworkwear.ru