Robtex

Up: 178.252.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 178.252.16.0/22
Down right: 178.252.20.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
178.252.16.182	A	178.252.16.182.internetia.net.pl
178.252.18.2	A+PTR	178.252.18.2.internetia.net.pl
178.252.18.25	A	178.252.18.25.internetia.net.pl
178.252.18.57	A+PTR	178.252.18.57.internetia.net.pl
178.252.18.85	A+PTR	178.252.18.85.internetia.net.pl
178.252.18.132	A+PTR	178.252.18.132.internetia.net.pl
178.252.18.200	A+PTR	178.252.18.200.internetia.net.pl
178.252.19.2	PTR	178.252.19.2.internetia.net.pl
178.252.19.53	A+PTR	178.252.19.53.internetia.net.pl
178.252.19.53	A	idarionis.com
178.252.19.138	A+PTR	178.252.19.138.internetia.net.pl
178.252.19.225	PTR	178-252-19-225.internetia.net.pl
178.252.19.225	A	2.pl.pool.ntp.org
178.252.19.225	A	inosak.org
178.252.20.63	A	178.252.20.63.internetia.net.pl
178.252.21.216	A+PTR	178.252.21.216.internetia.net.pl
178.252.22.3	PTR	178.252.22.3.internetia.net.pl
178.252.22.3	A	eko.opole.pl
178.252.22.3	A	gn.opole.pl