Robtex

Up: 185.80.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 185.80.16.0/22
Down right: 185.80.20.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.80.16.27	A	as201246.net
185.80.16.30	A+PTR	ns.tel4b.com
185.80.16.30	A	tel4b.com
185.80.16.30	A	mail-fr.securemail.pro.tel4b.com
185.80.16.81	A+PTR	ns1.as201246.net
185.80.16.81	A	ns1.tel4b.com
185.80.16.82	A+PTR	ns2.as201246.net
185.80.16.82	A	ns2.tel4b.com
185.80.16.93	A+PTR	smtp1.avm-services.com
185.80.16.181	A	faxbis.com
185.80.16.181	A	faxbis2.com
185.80.16.181	A	www.smsbis.com
185.80.16.193	A+PTR	mta01.avmso.com
185.80.16.193	A	mx.avmso.com
185.80.16.193	A	avmso.com
185.80.17.30	PTR	30.17.80.185.avm-services.com
185.80.17.30	A	tel4btest.com
185.80.17.54	PTR	54.17.80.185.avm-services.com
185.80.17.54	A	dcmailing.com
185.80.17.56	A+PTR	ns3.as201246.net
185.80.17.56	A	ns3.tel4b.com
185.80.19.4	PTR	4.19.80.185.avm-informatique.com
185.80.19.234	PTR	mail.louzaouen.fr
185.80.20.12	PTR	static-185-80-20-12.uludns.net
185.80.20.12	A	ns2.vital.net.tr
185.80.20.13	A	ns3.vital.net.tr
185.80.20.14	A	ns4.vital.net.tr
185.80.20.20	PTR	static-185-80-20-20.uludns.net
185.80.20.20	A	ns1.uludns.net
185.80.20.22	PTR	static-185-80-20-22.uludns.net
185.80.20.22	A	ns2.uludns.net
185.80.20.70	PTR	static-185-80-20-70.uludns.net
185.80.20.210	PTR	mail.ulu.net.tr
185.80.20.210	A	ozdemirsim.com.tr
185.80.20.210	A	panel16.com
185.80.20.211	PTR	static-185-80-20-211.uludns.net
185.80.20.220	A+PTR	mail.vital.net.tr
185.80.20.227	PTR	static-185-80-20-227.uludns.net
185.80.20.227	A	s.ulu.net.tr
185.80.20.253	PTR	static-185-80-20-253.uludns.net
185.80.21.27	PTR	ns2.bidadns.com
185.80.21.27	A	filikadns.net
185.80.21.38	A	isolay.com
185.80.21.38	A	website.olayfm.com.tr
185.80.21.38	A	olayfm.com.tr
185.80.21.43	A	imap.olay.com.tr
185.80.21.44	A	imap.olaygazetesi.com.tr
185.80.21.67	PTR	static-185-80-21-67.uludns.net
185.80.21.74	A	mail2.ekohaber.com.tr
185.80.21.101	PTR	static-185-80-21-101.uludns.net
185.80.21.101	A	mail.obetom.com
185.80.21.101	A	mail.akbuluttravel.com.tr