Robtex

Up: 193.28.48.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 193.28.48.0/24
Down right: 193.28.49.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.28.48.6	A+PTR	gcsmss.geze-service.de
193.28.48.22	A+PTR	webmail.geze.de
193.28.48.24	PTR	webmail2003.geze.com
193.28.48.33	A+PTR	ns1.geze.de
193.28.48.33	A	ns1.geze-service.com
193.28.48.33	A	ns1.geze.com
193.28.48.34	A	mail.geze.ch
193.28.48.34	A	mail.geze.at
193.28.48.34	A	mail.geze.dk
193.28.48.36	A+PTR	ns2.geze.de
193.28.48.36	A	ns2.geze.com
193.28.48.36	A	ns2.geze-service.com
193.28.48.37	PTR	gc49ww1.geze.com
193.28.48.39	PTR	morfeus.geze.com
193.28.48.39	A	mail.geze.de
193.28.48.39	A	morfeus.geze.pl
193.28.48.40	A	mail.geze.net
193.28.48.43	A+PTR	mx-gate01.geze.com
193.28.48.45	A+PTR	mx-gate02.geze.com
193.28.48.46	PTR	mx-relay02.geze.com
193.28.48.49	PTR	mxs.geze.com
193.28.48.50	A	webmail2003.geze.com
193.28.48.68	PTR	gc49waa.geze.de
193.28.48.69	A	ipcsrv.geze.de
193.28.48.137	A	webmail.geze.com
193.28.48.144	A	150-jahre-geze.de
193.28.48.144	A	www.geze.de
193.28.48.144	A	geze.de
193.28.48.149	A	ist-systems.eu
193.28.48.149	A	ist-systems.de
193.28.48.160	A	www.geze-partnerlogin.de
193.28.48.160	A	geze-partnerlogin.de
193.28.48.160	A	mail.geze-partnerlogin.de
193.28.48.170	A	ist-systems.de
193.28.48.170	A	www.ist-systems.de