Robtex

Up: 109.73.14.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 109.73.14.0/25
Down right: 109.73.14.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
109.73.14.4	A+PTR	ns2.hosting.croc.ru
109.73.14.4	A	buran.hosting.croc.ru
109.73.14.4	A	mail5.cloud.croc.ru
109.73.14.16	A	mail.multitenant.ru
109.73.14.17	PTR	as17.hosting.croc.ru
109.73.14.17	A	croc-cc.ru
109.73.14.17	A	mail.croc-cc.ru
109.73.14.33	PTR	as33.hosting.croc.ru
109.73.14.33	A	okl.su
109.73.14.41	PTR	as41.hosting.croc.ru
109.73.14.41	A	universal-info.ru
109.73.14.42	PTR	as42.hosting.croc.ru
109.73.14.42	A	smtp.ols.su
109.73.14.42	A	ols.su
109.73.14.43	A	www.optima-info.ru
109.73.14.45	PTR	as45.hosting.croc.ru
109.73.14.45	A	optima18.ru
109.73.14.49	PTR	as49.hosting.croc.ru
109.73.14.49	A	aksicom.ru
109.73.14.49	A	zmail.aksicom.ru
109.73.14.57	PTR	as57.hosting.croc.ru
109.73.14.57	A	anc.space
109.73.14.60	PTR	as60.hosting.croc.ru
109.73.14.86	PTR	as86.hosting.croc.ru
109.73.14.86	A	corp.eldorado.ru
109.73.14.86	A	xn--80ahbzqcl7gh.xn--p1ai
109.73.14.87	PTR	as87.hosting.croc.ru
109.73.14.87	A	corp.eldorado.ru
109.73.14.87	A	xn--80ahbzqcl7gh.xn--p1ai
109.73.14.98	PTR	as98.hosting.croc.ru
109.73.14.101	A+PTR	ns1.hosting.croc.ru
109.73.14.101	A	hosting.croc.ru
109.73.14.101	A	mx1.hosting.croc.ru
109.73.14.103	PTR	jira.reformagkh.ru
109.73.14.105	PTR	as105.hosting.croc.ru
109.73.14.105	A	tender.safmargroup.ru
109.73.14.107	A+PTR	ns2.hosting.croc.ru
109.73.14.107	A	mail3.cloud.croc.ru
109.73.14.122	PTR	as122.hosting.croc.ru
109.73.14.122	A	tilty.ru
109.73.14.128	A	vpn.croc-cc.ru
109.73.14.131	PTR	as131.hosting.croc.ru
109.73.14.131	A	frontmail.worldquant.ru
109.73.14.131	A	frontmail.tradingcomms2020.com
109.73.14.133	PTR	as133.hosting.croc.ru
109.73.14.148	PTR	as148.hosting.croc.ru
109.73.14.156	PTR	as156.hosting.croc.ru
109.73.14.170	PTR	as170.hosting.croc.ru
109.73.14.170	A	accorhotels.su
109.73.14.170	A	www.accorhotels.su
109.73.14.184	A	xn--80ahbzqcl7gh.xn--p1ai
109.73.14.185	A	xn--80ahbzqcl7gh.xn--p1ai
109.73.14.188	PTR	as188.hosting.croc.ru
109.73.14.196	PTR	as196.hosting.croc.ru
109.73.14.203	PTR	as203.hosting.croc.ru
109.73.14.203	A	touchbank.com
109.73.14.204	PTR	as204.hosting.croc.ru
109.73.14.208	PTR	as208.hosting.croc.ru
109.73.14.208	A	xn--80aaaaafqhbdkc3dflnfap7a7an7ae0s2cj.xn--p1ai
109.73.14.208	A	xn--q1abf.xn--p1ai
109.73.14.211	PTR	ex-test.cloud.croc.ru
109.73.14.222	PTR	as222.hosting.croc.ru
109.73.14.222	A	crocok.ru
109.73.14.222	A	www.crocok.ru
109.73.14.231	A+PTR	mx.roek.ru
109.73.14.231	A	croc-edge.roek.ru
109.73.14.241	PTR	as241.hosting.croc.ru
109.73.14.241	A	mail.trc-nora.ru
109.73.14.242	PTR	as242.hosting.croc.ru
109.73.14.242	A	mail.ostrovcyvoda.ru
109.73.14.242	A	mail.muraveyproduction.com
109.73.14.252	A+PTR	dns01.cloud.croc.ru
109.73.14.252	A	mail2.cloud.croc.ru
109.73.14.252	A	mail1.cloud.croc.ru
109.73.14.253	A+PTR	dns02.cloud.croc.ru
109.73.14.253	A	mail4.cloud.croc.ru
109.73.14.254	A+PTR	dns03.cloud.croc.ru
109.73.14.254	A	ns1.cloud.croc.ru
109.73.14.254	A	mail.cloud.croc.ru