Robtex

Up: 109.233.56.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 109.233.56.0/25
Down right: 109.233.56.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
109.233.56.30	A+PTR	mx.muqali.com
109.233.56.30	A	muqali.com
109.233.56.30	A	muqali.net
109.233.56.51	PTR	whisper.su
109.233.56.74	A	demo.clustertech.ru
109.233.56.76	A	arokuta.ru
109.233.56.76	A	mx.russiakaspersky.com
109.233.56.76	A	arsich.ru
109.233.56.78	A	www.ctftime.org
109.233.56.78	A	ctftime.org
109.233.56.82	A+PTR	mail.mytech.no
109.233.56.82	A	mytech.no
109.233.56.82	A	ns1.mytech.no
109.233.56.90	A	gdeshaverma.ru
109.233.56.90	A	www.forkbomb.ru
109.233.56.90	A	www.gdeshaverma.ru
109.233.56.91	PTR	butsa.ru
109.233.56.91	A	www.champions.ru
109.233.56.91	A	*.champions.ru
109.233.56.130	A+PTR	mail.smartt.cc
109.233.56.130	A	smartt.cc
109.233.56.130	A	*.smartt.cc
109.233.56.131	A	mail.my-post.biz
109.233.56.197	A	octagonfx.com
109.233.56.227	A	xn--80aac0acmthpxg5e.xn--p1ai
109.233.56.227	A	xn--80aaexdgeufd6aif.xn--p1ai