Robtex

Up: 193.232.56.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 193.232.60.0/23
Down right: 193.232.62.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.232.60.0	PTR	logika-net.logika.ru
193.232.60.1	PTR	test.logika.ru
193.232.60.131	A	xn--e1ang3a.com
193.232.61.0	PTR	logika-net.logika.ru
193.232.61.1	PTR	test.logika.ru
193.232.61.27	A	nppqks.com
193.232.61.27	A	rn-terex.com
193.232.62.1	PTR	test.logika.ru
193.232.63.1	PTR	test.logika.ru
193.232.63.22	A	ns.krsk.ustech.ru
193.232.63.22	A	mail.genprj.ru
193.232.63.22	A	mail.ustech.ru
193.232.63.30	A	mail1.cruiz.ru
193.232.63.34	A+PTR	mail-msc.dveuk.ru