Robtex

Up: 77.236.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 77.236.48.0/21
Down right: 77.236.56.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.236.60.1	A+PTR	sw0.interbioscreen.com
77.236.60.1	A	mx0.cbcconf.com
77.236.60.1	A	mx0.pharmeks.com
77.236.60.20	PTR	night.interbioscreen.com
77.236.60.20	A	ibscreen.chg.ru
77.236.60.20	A	mx1.interbioscreen.com
77.236.62.2	A+PTR	bm.vlant.ru
77.236.62.3	A+PTR	ns.vlant.ru
77.236.62.3	A	mail.eifel-panther.net
77.236.62.3	A	ns2.chg.ru
77.236.62.22	A	nv.vlant.ru
77.236.62.30	A	www.un-detal.ru
77.236.62.34	PTR	ratecom-gw.vlant.ru
77.236.62.42	A	rt-gw.chtc.ru
77.236.62.67	PTR	c2.in.vlant.ru
77.236.62.179	A+PTR	mail1.vdktel.ru
77.236.63.1	A	gw.vlant.ru
77.236.63.50	A+PTR	c1.vlant.ru
77.236.63.51	A+PTR	c2.vlant.ru
77.236.63.52	A+PTR	c3.vlant.ru
77.236.63.53	A+PTR	c4.vlant.ru