These entries are queried from radb.net using whois, you can try my project getting these.
:AS270818 route: 200.39.156.0/22 descr: Proxy Object : Cliente ITS_Transito IP: RAIMUNDO MEDRADO NETO ME origin: AS270818 mnt-by: MAINT-AS28186 changed: wesly [at] itsbrasil.net 20200727 #16:35:57Z source: RADB last-modified: 2023-11-13T16:01:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.156.0/23 descr: Proxy Object : Cliente ITS_Transito IP: RAIMUNDO MEDRADO NETO ME origin: AS270818 mnt-by: MAINT-AS28186 changed: wesly [at] itsbrasil.net 20200727 #16:35:57Z source: RADB last-modified: 2023-11-13T16:01:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.156.0/24 descr: Proxy Object : Cliente ITS_Transito IP: RAIMUNDO MEDRADO NETO ME origin: AS270818 mnt-by: MAINT-AS28186 changed: wesly [at] itsbrasil.net 20200727 #16:35:57Z source: RADB last-modified: 2023-11-13T16:01:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.157.0/24 descr: Proxy Object : Cliente ITS_Transito IP: RAIMUNDO MEDRADO NETO ME origin: AS270818 mnt-by: MAINT-AS28186 changed: wesly [at] itsbrasil.net 20200727 #16:35:57Z source: RADB last-modified: 2023-11-13T16:01:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.158.0/23 descr: Proxy Object : Cliente ITS_Transito IP: RAIMUNDO MEDRADO NETO ME origin: AS270818 mnt-by: MAINT-AS28186 changed: wesly [at] itsbrasil.net 20200727 #16:35:57Z source: RADB last-modified: 2023-11-13T16:01:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.158.0/24 descr: Proxy Object : Cliente ITS_Transito IP: RAIMUNDO MEDRADO NETO ME origin: AS270818 mnt-by: MAINT-AS28186 changed: wesly [at] itsbrasil.net 20200727 #16:35:57Z source: RADB last-modified: 2023-11-13T16:01:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.39.159.0/24 descr: Proxy Object : Cliente ITS_Transito IP: RAIMUNDO MEDRADO NETO ME origin: AS270818 mnt-by: MAINT-AS28186 changed: wesly [at] itsbrasil.net 20200727 #16:35:57Z source: RADB last-modified: 2023-11-13T16:01:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:71e4::/32 descr: This is a Commcorp Telecom customer proxy route object that was created because no existing route object with the same origin was found. Please contact noc [at] commcorp.com.br if you have any questions regarding this object. origin: AS270818 mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20200721 source: RADB last-modified: 2023-11-13T16:01:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:71e4::/33 origin: AS270818 descr: AS270818 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20201223 #20:03:31Z source: RADB last-modified: 2023-11-13T16:03:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source