Robtex

Up: 178.239.0.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 178.239.1.0/25
Down right: 178.239.1.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
178.239.1.1	PTR	178-239-1-1.jessa.pl
178.239.1.2	PTR	178-239-1-2.jessa.pl
178.239.1.3	PTR	178-239-1-3.jessa.pl
178.239.1.4	PTR	178-239-1-4.jessa.pl
178.239.1.5	PTR	178-239-1-5.jessa.pl
178.239.1.6	PTR	178-239-1-6.jessa.pl
178.239.1.7	PTR	178-239-1-7.jessa.pl
178.239.1.8	PTR	178-239-1-8.jessa.pl
178.239.1.9	PTR	178-239-1-9.jessa.pl
178.239.1.10	PTR	178-239-1-10.jessa.pl
178.239.1.11	PTR	178-239-1-11.jessa.pl
178.239.1.12	PTR	178-239-1-12.jessa.pl
178.239.1.13	PTR	178-239-1-13.jessa.pl
178.239.1.14	PTR	178-239-1-14.jessa.pl
178.239.1.15	PTR	178-239-1-15.jessa.pl
178.239.1.16	PTR	178-239-1-16.jessa.pl
178.239.1.17	PTR	178-239-1-17.jessa.pl
178.239.1.18	PTR	178-239-1-18.jessa.pl
178.239.1.19	PTR	178-239-1-19.jessa.pl
178.239.1.20	PTR	178-239-1-20.jessa.pl
178.239.1.21	PTR	jessa.com.cy
178.239.1.22	PTR	yesnet.com.cy
178.239.1.23	A+PTR	yesnet.pl
178.239.1.24	A+PTR	pcklik.com.pl
178.239.1.25	PTR	interform.pl
178.239.1.26	PTR	mx1.jessa.pl
178.239.1.26	A	178-239-1-51.jessa.pl
178.239.1.26	A	178-239-1-7.jessa.pl
178.239.1.27	PTR	178-239-1-27.jessa.pl
178.239.1.28	PTR	178-239-1-28.jessa.pl
178.239.1.28	A	centrumsieci.pl
178.239.1.29	PTR	178-239-1-29.jessa.pl
178.239.1.30	PTR	178-239-1-30.jessa.pl
178.239.1.31	PTR	178-239-1-31.jessa.pl
178.239.1.32	PTR	178-239-1-32.jessa.pl
178.239.1.33	PTR	178-239-1-33.jessa.pl
178.239.1.34	PTR	178-239-1-34.jessa.pl
178.239.1.35	A+PTR	voyager.dynaxo.pl
178.239.1.36	PTR	178-239-1-36.jessa.pl
178.239.1.37	PTR	mail.dynaxo.pl
178.239.1.38	PTR	178-239-1-38.jessa.pl
178.239.1.39	PTR	178-239-1-39.jessa.pl
178.239.1.40	PTR	178-239-1-40.jessa.pl
178.239.1.41	PTR	178-239-1-41.jessa.pl
178.239.1.42	PTR	178-239-1-42.jessa.pl
178.239.1.43	PTR	178-239-1-43.jessa.pl
178.239.1.44	PTR	178-239-1-44.jessa.pl
178.239.1.45	PTR	178-239-1-45.jessa.pl
178.239.1.46	PTR	178-239-1-46.jessa.pl
178.239.1.47	PTR	178-239-1-47.jessa.pl
178.239.1.48	PTR	178-239-1-48.jessa.pl
178.239.1.49	PTR	178-239-1-49.jessa.pl
178.239.1.50	PTR	178-239-1-50.jessa.pl
178.239.1.51	PTR	178-239-1-51.jessa.pl
178.239.1.52	PTR	178-239-1-52.jessa.pl
178.239.1.53	PTR	178-239-1-53.jessa.pl
178.239.1.54	PTR	178-239-1-54.jessa.pl
178.239.1.55	PTR	178-239-1-55.jessa.pl
178.239.1.56	PTR	178-239-1-56.jessa.pl
178.239.1.57	PTR	178-239-1-57.jessa.pl
178.239.1.58	PTR	178-239-1-58.jessa.pl
178.239.1.59	PTR	178-239-1-59.jessa.pl
178.239.1.60	PTR	178-239-1-60.jessa.pl