Robtex

Up: 83.243.112.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 83.243.112.0/22
Down right: 83.243.116.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
83.243.112.0	PTR	83.243.112.0.dynamic.cablesurf.de
83.243.112.1	PTR	83.243.112.1.dynamic.cablesurf.de
83.243.112.1	A	ubr.muc.cablesurf.de
83.243.112.10	PTR	83.243.112.10.dynamic.cablesurf.de
83.243.112.32	A	83.243.112.32.dynamic.cablesurf.de
83.243.112.92	A	83.243.112.92.dynamic.cablesurf.de
83.243.112.138	PTR	83.243.112.138.dynamic.cablesurf.de
83.243.112.161	A+PTR	83.243.112.161.dynamic.cablesurf.de
83.243.112.189	A	83.243.112.189.dynamic.cablesurf.de
83.243.112.206	A	83.243.112.206.dynamic.cablesurf.de
83.243.113.9	A+PTR	83.243.113.9.dynamic.cablesurf.de
83.243.113.56	A	83.243.113.56.dynamic.cablesurf.de
83.243.113.61	A	83.243.113.61.dynamic.cablesurf.de
83.243.113.102	A	83.243.113.102.dynamic.cablesurf.de
83.243.113.164	A	83.243.113.164.dynamic.cablesurf.de
83.243.113.165	A	83.243.113.165.dynamic.cablesurf.de
83.243.113.174	A	83.243.113.174.dynamic.cablesurf.de
83.243.113.207	A	*.busacker.org
83.243.113.207	A	mail.busacker.org
83.243.113.254	A	vselas.de
83.243.114.26	A	smtp.mcsick.com
83.243.114.26	A	mcsick.com
83.243.114.26	A	*.mcsick.com
83.243.114.117	A+PTR	83.243.114.117.dynamic.cablesurf.de
83.243.114.220	A+PTR	83.243.114.220.dynamic.cablesurf.de
83.243.115.24	A+PTR	83.243.115.24.dynamic.cablesurf.de
83.243.115.76	A	83.243.115.76.dynamic.cablesurf.de
83.243.115.171	A+PTR	83.243.115.171.dynamic.cablesurf.de
83.243.115.202	A+PTR	83.243.115.202.dynamic.cablesurf.de
83.243.115.222	A	mail.tuxwave.net
83.243.115.222	A	gw.tuxwave.net
83.243.115.222	A	tuxwave.net
83.243.115.235	A	dl1kse.de
83.243.115.239	A	83.243.115.239.dynamic.cablesurf.de
83.243.115.242	PTR	83.243.115.242.dynamic.cablesurf.de
83.243.115.242	A	heldwelt.i234.me
83.243.115.242	A	mx.digibill.net
83.243.116.84	A	83.243.116.84.dynamic.cablesurf.de
83.243.116.150	A+PTR	83.243.116.150.dynamic.cablesurf.de
83.243.117.23	A	83.243.117.23.dynamic.cablesurf.de
83.243.118.69	A+PTR	83.243.118.69.dynamic.cablesurf.de
83.243.118.122	PTR	83.243.118.122.dynamic.cablesurf.de
83.243.118.143	PTR	83.243.118.143.dynamic.cablesurf.de
83.243.119.142	PTR	83.243.119.142.dynamic.cablesurf.de
83.243.119.255	A+PTR	83.243.119.255.dynamic.cablesurf.de