Robtex

Up: 213.148.130.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 213.148.130.0/25
Down right: 213.148.130.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.148.130.10	A+PTR	cns02.qsc.de
213.148.130.11	A+PTR	ns02.qsc.de
213.148.130.13	A+PTR	ldap02.qsc.de
213.148.130.14	A+PTR	mx02.qsc.de
213.148.130.14	A	mx.qsc.de
213.148.130.14	A	smtp.qsc-dial.de
213.148.130.18	A+PTR	bk-mx02.qsc.de
213.148.130.20	A+PTR	mail02.qsc.de
213.148.130.20	A	mail.rbs-stoettner.de
213.148.130.20	A	mail.botschaftsboerse1.de
213.148.130.21	A+PTR	mailxp02.qsc.de
213.148.130.22	A	siptrunk05.qsc.de
213.148.130.28	A	siptrunk01.qsc.de
213.148.130.29	A	siptrunk02.qsc.de
213.148.130.30	A+PTR	fwloganalyze01.qsc.de
213.148.130.32	A	radius04.qsc.de
213.148.130.33	A+PTR	celoxsip01.qsc.de
213.148.130.36	A	sipres01.qsc.de
213.148.130.37	A	radius02.qsc.de
213.148.130.38	A	stentor03.qsc.de
213.148.130.39	A+PTR	ariadne01.qsc.de
213.148.130.40	A	prometheus01.qsc.de
213.148.130.41	A+PTR	stentort.qsc.de
213.148.130.43	A	blade1mgm.dus.qsc.de
213.148.130.44	A	stentor01.qsc.de
213.148.130.45	A+PTR	stentore.qsc.de
213.148.130.46	A+PTR	sipproxy01.qsc.de
213.148.130.47	A	sipmedia01.qsc.de
213.148.130.48	A+PTR	asterisk01.qsc.de
213.148.130.49	A	platon01.qsc.de
213.148.130.50	A	mail.smart91.info
213.148.130.50	A	mail.smart86.de
213.148.130.50	A	mail.smart91.biz
213.148.130.52	A+PTR	lfw12.qsc.de
213.148.130.57	A	virtual-office-suite.info
213.148.130.57	A	virtual-office-suite.biz
213.148.130.57	A	virtual-office-suite.de
213.148.130.141	PTR	crmdus11-xg-5-0-1-0.qsc.de
213.148.130.142	PTR	crmfra11-xg-0-0-0-0.qsc.de
213.148.130.226	A	sw9.dus.qsc.de
213.148.130.246	A+PTR	ntp1.qsc.de