Robtex

Up: 194.55.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 194.55.48.0/21
Down right: 194.55.56.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
194.55.63.15	A+PTR	smtp.tnt.de
194.55.63.15	A	smtp.tntexpress.de
194.55.63.15	A	smtp.factora.de
194.55.63.18	A+PTR	www1.tnt.de
194.55.63.19	A	www2.tnt.de
194.55.63.20	A+PTR	ftp.tnt.de
194.55.63.21	PTR	ftp1.tnt.de
194.55.63.22	A	www.tnt.de
194.55.63.43	PTR	pns.tnt.de
194.55.63.43	A	pns.factora.de
194.55.63.43	A	pns.tntinnovation.de