Robtex

Up: 5.43.224.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 5.43.224.0/25
Down right: 5.43.224.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.43.224.8	PTR	8.224.43.5.host-telecom.com
5.43.224.31	A+PTR	mail.rmh.su
5.43.224.53	A+PTR	cz7374.host-telecom.com
5.43.224.53	A	www.gdpr.su
5.43.224.53	A	mail.keeperweb.com
5.43.224.54	PTR	54.224.43.5.host-telecom.com
5.43.224.54	A	alexdns.com
5.43.224.56	PTR	vespn.net
5.43.224.56	A	mx.vespn.net
5.43.224.80	A+PTR	post.uahm.ru
5.43.224.81	A	www.gfc-russia.ru
5.43.224.88	PTR	88.224.43.5.host-telecom.com
5.43.224.88	A	www.1balenergomash.ru
5.43.224.88	A	6chn21.ru
5.43.224.94	A+PTR	cz742.host-telecom.com
5.43.224.113	PTR	113.224.43.5.host-telecom.com
5.43.224.113	A	srvm.gfc-russia.ru
5.43.224.113	A	mail.gfc-russia.ru
5.43.224.116	A	mail.bitraiding.com
5.43.224.117	A+PTR	mta2.skyspb.net
5.43.224.125	A	www.glazovservice.ru
5.43.224.125	A	glazovservice.ru
5.43.224.125	A	mail.glazovservice.ru
5.43.224.146	PTR	146.224.43.5.host-telecom.com
5.43.224.146	A	mail.haslogistic.com
5.43.224.146	A	mail.instar-trade.com
5.43.224.199	PTR	199.224.43.5.host-telecom.com
5.43.224.221	A	cz8202.host-telecom.com
5.43.224.233	A	cz7188.host-telecom.com
5.43.224.242	A	paymentplanet.eu
5.43.224.254	PTR	254.224.43.5.host-telecom.com