Robtex

Up: 80.68.224.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 80.68.232.0/22
Down right: 80.68.236.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.68.232.188	A+PTR	ipv4-80-68-232-188.net.internetunion.pl
80.68.232.188	A	poczta.sytes.net
80.68.234.120	A	jgc.pl
80.68.235.168	PTR	ipv4-80-68-235-168.net.internetunion.pl
80.68.235.168	A	exato.pl
80.68.235.168	A	mx.exato.pl
80.68.235.225	A	proxy2.ssk.pl
80.68.235.230	A+PTR	ipv4-80-68-235-230.net.internetunion.pl
80.68.236.34	PTR	smtp.cyberspace.pl
80.68.236.34	A	a.mx.securityabc.com
80.68.236.44	PTR	ns2.cyberspace.pl
80.68.236.65	PTR	65i.golf24.pl
80.68.236.65	A	asppoland.com.pl
80.68.236.68	PTR	68i.golf24.pl
80.68.236.89	A+PTR	unix.domar.pl
80.68.236.90	A+PTR	nat.domar.pl
80.68.237.1	A+PTR	alpha.ssk.pl
80.68.237.1	A	www.ssk.pl
80.68.237.1	A	ssk.pl
80.68.237.2	PTR	dns.ssk.pl
80.68.237.2	A	dns1.ssk.pl
80.68.237.4	PTR	virtuals.ssk.pl
80.68.237.10	A	smtp.ssk.pl
80.68.237.11	A+PTR	sigma.ssk.pl
80.68.237.13	A	pop3.ssk.pl
80.68.237.14	A+PTR	mx.ssk.pl
80.68.237.17	A+PTR	webmail.ssk.pl
80.68.237.18	A+PTR	mysql55.ssk.pl
80.68.237.19	A+PTR	xen01.ssk.pl
80.68.237.22	A	schetyna.pl
80.68.237.25	A+PTR	vps01.ssk.pl
80.68.237.26	A+PTR	delta.ssk.pl
80.68.237.29	A+PTR	mailshield.ssk.com.pl
80.68.237.29	A	mailin.ssk.com.pl
80.68.237.32	A	sid-on.com
80.68.237.34	A	epsilon.ssk.pl
80.68.237.36	A	alejaratalna.pl
80.68.237.37	A	grandprixsantander.pl
80.68.237.99	A	www.printer.wroclaw.pl
80.68.238.38	A	ssk-bolek.ssk.com.pl
80.68.238.42	PTR	ssk-adam.ssk.com.pl
80.68.238.82	A	howtocisco.pl
80.68.238.82	A	www.howtocisco.pl
80.68.238.84	A	bde.ssk.pl
80.68.238.89	A	ptfbank.pl
80.68.238.89	A	www.ptfbank.pl
80.68.238.93	A	bingo.santanderconsumer.pl
80.68.238.97	A+PTR	vps05.ssk.pl
80.68.238.97	A	www.scfinanse.pl
80.68.239.1	PTR	dns2.ssk.pl
80.68.239.1	A	b.ns.cyberspace.pl
80.68.239.1	A	b.ns.csp.pl
80.68.239.195	A	helpdesk.ssk.com.pl
80.68.239.203	A	nats-as.ssk.com.pl
80.68.239.204	A+PTR	nat-tm.ssk.com.pl
80.68.239.227	PTR	mx1.bde.ssk.pl
80.68.239.229	A	nat.ssk.pl
80.68.239.233	A	ts.ssk.pl
80.68.239.237	A	smtpout.ssk.com.pl
80.68.239.239	A+PTR	szj.ssk.pl
80.68.239.246	A	gamma.ssk.pl
80.68.239.253	A	beta.ssk.pl