Robtex

Up: 83.143.0.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 83.143.0.0/22
Down right: 83.143.4.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
83.143.0.244	A+PTR	no-reply.dfg.de
83.143.2.2	A+PTR	srwgp257.dfg.de
83.143.2.76	A	ra.dfg.de
83.143.2.84	A	oa.dfg.de
83.143.2.134	A	konten-entw.dfg.de
83.143.2.137	A	veranstaltungen.dfg.de
83.143.2.137	A	terra-digitalis.dfg.de
83.143.2.137	A	japan.dfg.de
83.143.2.138	A	sdc.dfg.de
83.143.2.139	A	gepris.dfg.de
83.143.2.144	PTR	researchexplorer.net
83.143.2.144	PTR	researchexplorer.com
83.143.2.144	PTR	researchexplorer.eu
83.143.2.157	A+PTR	dfg.eu
83.143.2.157	A+PTR	jahresbericht.dfg.de
83.143.2.157	PTR	veranstaltungen.dfg.de
83.143.2.172	PTR	ucav.dfg.de
83.143.2.175	A+PTR	remote.dfg.de
83.143.2.181	A+PTR	dfg-science.tv
83.143.2.181	A+PTR	www.mediathek.dfg.de
83.143.2.181	A+PTR	www.dfg-science-tv.de
83.143.2.187	A	elan.dfg.de
83.143.3.11	A+PTR	mobile.dfg.de
83.143.3.90	A	fta.dfg.de
83.143.5.5	A+PTR	gepris.dfg.de
83.143.5.70	PTR	dfg.eu
83.143.5.70	PTR	allianzkalender.dfg.de
83.143.5.70	A+PTR	ent2014-veranstaltungen.dfg.de
83.143.5.73	A	sdc.dfg.de
83.143.5.84	A	foren.dfg.de
83.143.5.90	PTR	quicklink-entw.dfg.de
83.143.5.140	PTR	elfin-entw.dfg.de
83.143.5.140	PTR	elfin-t.dfg.de
83.143.5.144	A	austausch.dfg.de
83.143.5.149	PTR	remote-backup.dfg.de
83.143.5.149	A	remote.dfg.de
83.143.5.153	A	elan.dfg.de
83.143.5.153	A	www.elan.dfg.de
83.143.5.161	A+PTR	elan-t.dfg.de
83.143.5.163	A	konten-t.dfg.de
83.143.5.167	A	remote-t.dfg.de
83.143.5.175	A	elan-entw.dfg.de
83.143.5.177	A	konten-entw.dfg.de
83.143.6.18	A+PTR	mx.dfg.de
83.143.6.19	A	mgw1.dfg.de
83.143.6.20	A	mgw2.dfg.de