Robtex

Up: 80.80.48.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 80.80.48.0/22
Down right: 80.80.52.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.80.48.135	A+PTR	dns1.adscanner.hr
80.80.48.136	A+PTR	dns2.adscanner.hr
80.80.48.137	A+PTR	mail1.adscanner.hr
80.80.48.138	A	groundstone.capital
80.80.48.138	A	ns1.groundstone.capital
80.80.50.2	A+PTR	pauk.h1telekom.hr
80.80.50.3	A+PTR	dns1.h-1.hr
80.80.50.3	A	markottel.hr
80.80.50.4	PTR	dnscache1.h-1.hr
80.80.50.6	PTR	h1telekom.hr
80.80.50.8	A+PTR	mail.h1telekom.hr
80.80.50.13	PTR	facebook.h1tv.h1telekom.hr
80.80.50.23	PTR	moj-prijatelj.hr
80.80.50.23	PTR	moj-telekom.hr
80.80.50.23	PTR	moja-banka.hr
80.80.50.38	PTR	moj-kafic.hr
80.80.50.38	PTR	sptv.hr
80.80.50.38	A+PTR	sysdept.h-1.hr
80.80.50.42	PTR	pismo.h1telekom.hr
80.80.50.43	A+PTR	dns2.h-1.hr
80.80.50.44	PTR	dnscache2.h-1.hr
80.80.50.45	A+PTR	mail.h1telekom.hr
80.80.50.51	A+PTR	pismo.h1telekom.hr
80.80.50.52	A+PTR	b2b.h1telekom.hr
80.80.50.77	A+PTR	as017.h1telekom.hr
80.80.50.132	A	smtp.h-1.hr
80.80.50.133	PTR	webmail.h-1.hr
80.80.50.133	A	imap.h1telekom.hr
80.80.50.133	A	moj.h-1.hr
80.80.51.1	PTR	gw.elektromagic.hr
80.80.51.2	A+PTR	emg.elektromagic.hr
80.80.51.3	A+PTR	elektromagic.hr
80.80.51.3	A	approbo.hr
80.80.51.3	A	jadrotrgovina.hr
80.80.51.4	PTR	www.emshop.hr
80.80.51.10	A+PTR	mail.elektromagic.hr
80.80.51.66	PTR	dns.primat-rd.hr
80.80.51.93	A	start.h1telekom.hr
80.80.51.94	A+PTR	aktivacija.h1telekom.hr
80.80.51.99	PTR	mail.connect.hr
80.80.51.149	PTR	eml2.hpdoc.hr
80.80.51.225	A	veles.nimium.hr
80.80.51.225	A	veles.nimium.com
80.80.51.226	A	repos.nimium.com
80.80.51.227	A	vpn.nimium.com
80.80.51.231	PTR	mail.nimium.com
80.80.51.232	A+PTR	ns1.nimium.com
80.80.51.233	A+PTR	www.nimium.com
80.80.51.233	A	nimium.com
80.80.51.233	A	nimium.hr
80.80.52.36	A	shaljidalje.hr
80.80.52.37	A	www.h1telekom.hr
80.80.52.44	A	www.h1telekom.hr
80.80.52.44	A	h1telekom.hr
80.80.53.126	A+PTR	mail.rittal.hr
80.80.53.133	A	mail.rittal.hr
80.80.53.149	A+PTR	eml2.hpdoc.hr
80.80.53.162	A+PTR	dns1.mojtelekom.net
80.80.53.162	A	www.mojtelekom.net
80.80.53.162	A	mojtelekom.net
80.80.53.163	PTR	dns1.markottel.hr
80.80.53.163	A	markottel.hr
80.80.53.163	A	www.markottel.hr
80.80.53.164	PTR	ucilica.tv
80.80.53.165	PTR	bozicnaiskra.com
80.80.53.165	PTR	malaucilica.com
80.80.53.170	A+PTR	dns1.mojdvor.hr
80.80.53.170	A	mojdvor.hr
80.80.53.173	A	huuci.com
80.80.53.174	A	qlegends.com
80.80.53.176	A	1000ivana.com
80.80.53.179	PTR	hoholu.com
80.80.53.182	A+PTR	dns1.mojtelekom.hr
80.80.53.182	A	mojtelekom.hr
80.80.53.194	A+PTR	server1.promet-split.com
80.80.53.194	A	mail.promet-split.com
80.80.53.194	A	pop.promet-split.hr