Robtex

Up: 83.221.64.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 83.221.64.0/21
Down right: 83.221.72.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
83.221.64.133	A+PTR	83-221-64-133.dynamic.primacom.net
83.221.64.133	A	www10.donaubauer.net
83.221.65.255	A+PTR	83-221-65-255.dynamic.primacom.net
83.221.66.72	A	83-221-66-72.dynamic.primacom.net
83.221.66.218	A	haeringonline.ddns.net
83.221.67.8	A	83-221-67-8.dynamic.primacom.net
83.221.67.48	A+PTR	83-221-67-48.dynamic.primacom.net
83.221.67.48	A	brckl.net
83.221.67.156	A+PTR	83-221-67-156.dynamic.primacom.net
83.221.67.156	A	srv01.fezu.net
83.221.68.35	A+PTR	83-221-68-35.dynamic.primacom.net
83.221.68.64	A+PTR	83-221-68-64.dynamic.primacom.net
83.221.68.75	A	szuro.de
83.221.68.90	A	83-221-68-90.dynamic.primacom.net
83.221.68.113	PTR	83-221-68-113.dynamic.primacom.net
83.221.68.126	PTR	83.221.68.126.dyn.pyur.net
83.221.68.126	A	83-221-68-126.dynamic.primacom.net
83.221.68.164	A+PTR	83-221-68-164.dynamic.primacom.net
83.221.68.171	PTR	83-221-68-171.dynamic.primacom.net
83.221.68.220	A+PTR	83-221-68-220.dynamic.primacom.net
83.221.68.237	A+PTR	83-221-68-237.dynamic.primacom.net
83.221.69.1	PTR	83-221-69-1.dynamic.primacom.net
83.221.69.61	A	83-221-69-61.dynamic.primacom.net
83.221.69.172	A	83-221-69-172.dynamic.primacom.net
83.221.69.179	A	83-221-69-179.dynamic.primacom.net
83.221.69.203	A	83-221-69-203.dynamic.primacom.net
83.221.69.203	A	lpz001d2.i234.me
83.221.69.228	A	83-221-69-228.dynamic.primacom.net
83.221.70.44	A	83-221-70-44.dynamic.primacom.net
83.221.70.67	PTR	83-221-70-67.dynamic.primacom.net
83.221.70.71	A	83-221-70-71.dynamic.primacom.net
83.221.70.228	A	83-221-70-228.dynamic.primacom.net
83.221.70.245	A	83-221-70-245.dynamic.primacom.net
83.221.71.31	A+PTR	83-221-71-31.dynamic.primacom.net
83.221.71.31	A	justemate.com
83.221.71.151	A+PTR	83-221-71-151.dynamic.primacom.net
83.221.71.177	A+PTR	83-221-71-177.dynamic.primacom.net
83.221.71.177	A	pseudynom.de
83.221.71.223	A+PTR	83-221-71-223.dynamic.primacom.net
83.221.72.6	A	83-221-72-6.dynamic.primacom.net
83.221.72.18	PTR	83-221-72-18.dynamic.primacom.net
83.221.72.88	A	83-221-72-88.dynamic.primacom.net
83.221.72.99	A	83-221-72-99.dynamic.primacom.net
83.221.72.170	A	quedlinburg-cdu.de
83.221.72.170	A	freischuetz-quedlinburg.de
83.221.72.170	A	ulrich-thomas.com
83.221.72.182	A	thomaswarnecke.de
83.221.72.182	A	kleersgrundschule-quedlinburg.de
83.221.73.30	A	joteno.net
83.221.73.32	A+PTR	83-221-73-32.dynamic.primacom.net
83.221.73.33	A+PTR	83-221-73-33.dynamic.primacom.net
83.221.73.42	A	83-221-73-42.dynamic.primacom.net
83.221.73.63	A	83-221-73-63.dynamic.primacom.net
83.221.73.84	A	83-221-73-84.dynamic.primacom.net
83.221.73.94	A	83-221-73-94.dynamic.primacom.net
83.221.73.96	A+PTR	83-221-73-96.dynamic.primacom.net
83.221.73.107	A	83-221-73-107.dynamic.primacom.net
83.221.73.110	A	83-221-73-110.dynamic.primacom.net
83.221.73.116	A	83-221-73-116.dynamic.primacom.net
83.221.73.140	A	83-221-73-140.dynamic.primacom.net
83.221.73.143	A	83-221-73-143.dynamic.primacom.net
83.221.73.154	A	83-221-73-154.dynamic.primacom.net
83.221.73.167	A	83-221-73-167.dynamic.primacom.net
83.221.73.173	A	83-221-73-173.dynamic.primacom.net
83.221.73.181	A	83-221-73-181.dynamic.primacom.net
83.221.73.208	A+PTR	83-221-73-208.dynamic.primacom.net
83.221.73.255	A	83-221-73-255.dynamic.primacom.net
83.221.74.15	A+PTR	83-221-74-15.dynamic.primacom.net
83.221.74.74	A+PTR	83-221-74-74.dynamic.primacom.net
83.221.74.84	A+PTR	83-221-74-84.dynamic.primacom.net
83.221.74.120	A	83-221-74-120.dynamic.primacom.net
83.221.74.123	A+PTR	83-221-74-123.dynamic.primacom.net
83.221.74.245	A+PTR	83-221-74-245.dynamic.primacom.net
83.221.75.54	A+PTR	83-221-75-54.dynamic.primacom.net
83.221.75.63	A+PTR	83-221-75-63.dynamic.primacom.net
83.221.75.91	A+PTR	83-221-75-91.dynamic.primacom.net
83.221.75.182	A	83-221-75-182.dynamic.primacom.net
83.221.75.207	A+PTR	83-221-75-207.dynamic.primacom.net
83.221.75.238	A+PTR	83-221-75-238.dynamic.primacom.net
83.221.76.23	A	83-221-76-23.dynamic.primacom.net
83.221.76.224	PTR	83-221-76-224.dynamic.primacom.net
83.221.77.8	A	83-221-77-8.dynamic.primacom.net
83.221.77.13	A	83-221-77-13.dynamic.primacom.net
83.221.77.36	A	83-221-77-36.dynamic.primacom.net
83.221.77.123	A	83-221-77-123.dynamic.primacom.net
83.221.77.234	A	83-221-77-234.dynamic.primacom.net
83.221.77.243	A	83-221-77-243.dynamic.primacom.net
83.221.78.7	A	83-221-78-7.dynamic.primacom.net
83.221.78.13	A	83-221-78-13.dynamic.primacom.net
83.221.78.20	A	83-221-78-20.dynamic.primacom.net
83.221.78.34	A+PTR	83-221-78-34.dynamic.primacom.net
83.221.78.42	A	83-221-78-42.dynamic.primacom.net
83.221.78.43	A	83-221-78-43.dynamic.primacom.net
83.221.78.62	A	83-221-78-62.dynamic.primacom.net
83.221.78.65	A+PTR	83-221-78-65.dynamic.primacom.net
83.221.78.97	A+PTR	83-221-78-97.dynamic.primacom.net
83.221.78.108	A	83-221-78-108.dynamic.primacom.net
83.221.78.113	A+PTR	83-221-78-113.dynamic.primacom.net
83.221.78.115	A+PTR	83-221-78-115.dynamic.primacom.net
83.221.78.119	A	83-221-78-119.dynamic.primacom.net
83.221.78.124	A	83-221-78-124.dynamic.primacom.net
83.221.78.128	A	83-221-78-128.dynamic.primacom.net
83.221.78.132	A	83-221-78-132.dynamic.primacom.net
83.221.78.134	A	83-221-78-134.dynamic.primacom.net
83.221.78.143	A	83-221-78-143.dynamic.primacom.net
83.221.78.150	A	83-221-78-150.dynamic.primacom.net
83.221.78.156	A	83-221-78-156.dynamic.primacom.net
83.221.78.171	A	83-221-78-171.dynamic.primacom.net
83.221.78.182	A	83-221-78-182.dynamic.primacom.net
83.221.78.183	A	83-221-78-183.dynamic.primacom.net
83.221.78.193	A+PTR	83-221-78-193.dynamic.primacom.net
83.221.78.208	A+PTR	83-221-78-208.dynamic.primacom.net
83.221.78.210	A+PTR	83-221-78-210.dynamic.primacom.net
83.221.78.220	A	83-221-78-220.dynamic.primacom.net
83.221.78.234	A	83-221-78-234.dynamic.primacom.net
83.221.78.252	A	83-221-78-252.dynamic.primacom.net
83.221.79.39	A+PTR	83-221-79-39.dynamic.primacom.net
83.221.79.51	A+PTR	83-221-79-51.dynamic.primacom.net
83.221.79.95	A+PTR	83-221-79-95.dynamic.primacom.net
83.221.79.187	A+PTR	83-221-79-187.dynamic.primacom.net
83.221.79.235	PTR	83.221.79.235.dyn.pyur.net