Robtex

Up: 83.136.224.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 83.136.224.0/22
Down right: 83.136.228.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
83.136.224.8	PTR	exth007.gze.pl
83.136.224.21	A	online.gze.pl
83.136.224.63	PTR	exth063.gze.pl
83.136.224.64	PTR	exth064.gze.pl
83.136.224.74	PTR	exth074.gze.pl
83.136.224.88	PTR	exth088.gze.pl
83.136.224.225	A+PTR	firewall.gze.pl
83.136.224.225	A	dns01.gze.pl
83.136.224.226	PTR	poczta.gze.pl
83.136.224.226	A	dns02.gze.pl
83.136.224.229	PTR	c1.gze.pl
83.136.225.7	PTR	mail-wa.vattenfall.pl
83.136.225.226	PTR	mail.energomoc.pl
83.136.225.226	A	ns1.korekgliwice.pl
83.136.225.226	A	dns1.energomoc.pl
83.136.225.227	PTR	mail.energomoc.pl
83.136.225.230	PTR	auser.gze.pl
83.136.225.238	A+PTR	serwer.meden.gliwice.pl
83.136.225.248	PTR	auser.gze.pl
83.136.226.32	PTR	fuser.gze.pl
83.136.226.128	PTR	fuser.gze.pl
83.136.227.194	PTR	ip-83-136-227-194.net.tauron.pl
83.136.227.194	A	node194.oepd.com.pl
83.136.230.74	A	mail2.energomoc.pl