Robtex

Up: 195.160.248.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 195.160.248.0/23
Down right: 195.160.250.0/23

IP	Type	Hostname
195.160.248.23	A+PTR	mx11.fsd.de
195.160.248.23	A	mx11.frankfurter-societaet.de
195.160.248.25	A+PTR	mx1.fsd.de
195.160.248.25	A	mx1.frankfurter-societaet.de
195.160.248.26	A+PTR	mx2.fsd.de
195.160.248.26	A	mx2.frankfurter-societaet.de
195.160.248.41	A	gw.rmn.net