Robtex

Up: 213.131.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 213.131.192.0/20
Down right: 213.131.208.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.131.192.2	A	radius2.muc.baycix.de
213.131.192.3	PTR	fpw2k.baycix.de
213.131.192.3	A	stuck-simon.de
213.131.192.3	A	triton-edv.de
213.131.192.131	PTR	mail.oberland.net
213.131.193.225	PTR	225.hoehenried.de
213.131.193.226	PTR	226.hoehenried.de
213.131.193.227	PTR	227.hoehenried.de
213.131.193.228	PTR	228.hoehenried.de
213.131.200.4	A+PTR	businessdialer-1004.baycix.de
213.131.200.5	A	businessdialer-1005.baycix.de
213.131.200.10	A	businessdialer-1010.baycix.de
213.131.200.11	A	businessdialer-1011.baycix.de
213.131.200.34	A+PTR	businessdialer-1034.baycix.de
213.131.200.36	A	businessdialer-1036.baycix.de
213.131.200.43	A	businessdialer-1043.baycix.de
213.131.200.48	A	businessdialer-1048.baycix.de
213.131.200.78	A	businessdialer-1078.baycix.de
213.131.200.83	A	businessdialer-1083.baycix.de
213.131.200.91	A	businessdialer-1091.baycix.de
213.131.200.100	A	businessdialer-1100.baycix.de
213.131.200.104	A	businessdialer-1104.baycix.de
213.131.200.106	A	businessdialer-1106.baycix.de
213.131.200.115	A	businessdialer-1115.baycix.de
213.131.200.130	A+PTR	businessdialer-1130.baycix.de
213.131.200.132	A	businessdialer-1132.baycix.de
213.131.200.137	A	businessdialer-1137.baycix.de
213.131.200.139	A	businessdialer-1139.baycix.de
213.131.200.167	A	businessdialer-1167.baycix.de
213.131.200.172	A	businessdialer-1172.baycix.de
213.131.200.173	A	businessdialer-1173.baycix.de
213.131.200.178	A	businessdialer-1178.baycix.de
213.131.200.197	A	businessdialer-1197.baycix.de
213.131.200.199	A	businessdialer-1199.baycix.de
213.131.200.201	A	businessdialer-1201.baycix.de
213.131.200.205	A	businessdialer-1205.baycix.de
213.131.200.224	A+PTR	businessdialer-1224.baycix.de
213.131.200.227	A+PTR	businessdialer-1227.baycix.de
213.131.200.231	A	businessdialer-1231.baycix.de
213.131.200.234	A	businessdialer-1234.baycix.de