Robtex

Up: 193.59.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 193.59.16.0/23
Down right: 193.59.18.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.59.16.18	A+PTR	voip2.fast-net.pl
193.59.16.55	A	193-59-16-55.fast-net.pl
193.59.16.58	PTR	193-59-16-58.fast-net.pl
193.59.16.58	A	www.foxbusko.pl
193.59.16.58	A	foxbusko.pl
193.59.16.134	PTR	193.59.16.134.bajtnetbusko.pl
193.59.16.134	A	193-59-16-134.fast-net.pl
193.59.16.190	A	193-59-16-190.fast-net.pl
193.59.16.215	PTR	193.59.16.215.bajtnetbusko.pl
193.59.16.215	A	193-59-16-215.fast-net.pl
193.59.17.2	A+PTR	mail.fast-net.pl
193.59.17.2	A	a.mx.fast-net.pl
193.59.17.3	PTR	dns.fast-net.pl
193.59.17.5	PTR	193.59.17.5.bajtnetbusko.pl
193.59.17.5	A	193-59-17-5.fast-net.pl
193.59.17.14	A+PTR	kinder.fast-net.pl
193.59.17.81	PTR	193.59.17.81.bajtnetbusko.pl
193.59.17.81	A	193-59-17-81.fast-net.pl
193.59.17.166	A+PTR	193-59-17-166.fast-net.pl
193.59.18.20	PTR	193.59.18.20.bajtbusko.com.pl
193.59.18.45	PTR	193.59.18.45.bajtbusko.com.pl
193.59.18.79	PTR	193.59.18.79.bajtbusko.com.pl
193.59.18.95	PTR	193.59.18.95.bajtbusko.com.pl
193.59.18.125	A	193-59-18-125.fast-net.pl
193.59.18.154	PTR	193.59.18.154.bajtbusko.com.pl
193.59.18.248	PTR	193.59.18.248.bajtbusko.com.pl
193.59.19.6	PTR	193.59.19.6.bajtbusko.com.pl
193.59.19.10	PTR	193-59-19-10.fast-net.pl
193.59.19.10	A+PTR	cam1.fast-net.pl
193.59.19.22	PTR	193.59.19.22.bajtnetbusko.pl
193.59.19.69	PTR	193.59.19.69.bajtbusko.com.pl
193.59.19.77	PTR	193.59.19.77.bajtbusko.com.pl
193.59.19.79	PTR	193.59.19.79.bajtbusko.com.pl
193.59.19.81	PTR	193.59.19.81.bajtbusko.com.pl
193.59.19.85	PTR	193.59.19.85.bajtnetbusko.pl
193.59.19.96	PTR	193.59.19.96.bajtbusko.com.pl
193.59.19.100	PTR	193.59.19.100.bajtbusko.com.pl
193.59.19.125	PTR	193.59.19.125.bajtbusko.com.pl
193.59.19.132	PTR	193.59.19.132.bajtbusko.com.pl
193.59.19.145	PTR	193.59.19.145.bajtbusko.com.pl
193.59.19.206	PTR	193.59.19.206.bajtbusko.com.pl
193.59.19.209	PTR	193.59.19.209.bajtbusko.com.pl
193.59.19.218	PTR	193.59.19.218.bajtbusko.com.pl
193.59.19.242	PTR	193-59-19-242.fast-net.pl
193.59.19.242	A	ns1.bajtbusko.com.pl
193.59.19.243	PTR	193-59-19-243.fast-net.pl
193.59.19.243	A	sanatoriumstefan.pl
193.59.19.243	A	lagiewniki.com.pl
193.59.19.251	A	www.bajtnetbusko.pl
193.59.19.251	A	bajtnetbusko.pl
193.59.19.252	PTR	193-59-19-252.fast-net.pl
193.59.19.252	A	www.budownictwo-kst.pl
193.59.19.252	A	metal-kop.pl
193.59.19.253	PTR	mail.bajtnetbusko.pl