These entries are queried from radb.net using whois, you can try my project getting these.
:AS270864 route: 177.53.24.0/22 descr: FLASHNET origin: AS270864 notify: filipoluiz [at] hotmail.com mnt-by: MAINT-AS270864 changed: filipoluiz [at] hotmail.com source: TC last-modified: 2022-09-26T19:51:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.53.24.0/22 origin: AS270864 descr: Proxy IRR Object for FLASHNET AS270864 remarks: This route object was created because no existing IRR route object for this. Please contact noc [at] ateltelecom.com.br if you have any questions regarding this object. notify: noc [at] ateltelecom.com.br mnt-by: MAINT-AS262468 changed: noc [at] ateltelecom.com.br 20200625 #14:12:05Z source: RADB last-modified: 2023-11-13T16:01:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.53.24.0/23 descr: FLASHNET origin: AS270864 notify: filipoluiz [at] hotmail.com mnt-by: MAINT-AS270864 changed: filipoluiz [at] hotmail.com source: TC last-modified: 2022-09-26T19:51:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.53.24.0/24 descr: FLASHNET origin: AS270864 notify: filipoluiz [at] hotmail.com mnt-by: MAINT-AS270864 changed: filipoluiz [at] hotmail.com source: TC last-modified: 2022-09-26T19:51:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.53.25.0/24 descr: FLASHNET origin: AS270864 notify: filipoluiz [at] hotmail.com mnt-by: MAINT-AS270864 changed: filipoluiz [at] hotmail.com source: TC last-modified: 2022-09-26T19:51:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.53.25.0/24 descr: CLARO S.A. Customer origin: AS270864 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201116 source: RADB last-modified: 2023-11-13T16:02:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.53.26.0/23 descr: FLASHNET origin: AS270864 notify: filipoluiz [at] hotmail.com mnt-by: MAINT-AS270864 changed: filipoluiz [at] hotmail.com source: TC last-modified: 2022-09-26T19:51:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.53.26.0/24 descr: FLASHNET origin: AS270864 notify: filipoluiz [at] hotmail.com mnt-by: MAINT-AS270864 changed: filipoluiz [at] hotmail.com source: TC last-modified: 2022-09-26T19:51:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.53.27.0/24 descr: FLASHNET origin: AS270864 notify: filipoluiz [at] hotmail.com mnt-by: MAINT-AS270864 changed: filipoluiz [at] hotmail.com source: TC last-modified: 2022-09-26T19:51:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:729c::/32 origin: AS270864 descr: Proxy IRR Object for FLASHNET AS270864 remarks: This route object was created because no existing IRR route object for this. Please contact noc [at] ateltelecom.com.br if you have any questions regarding this object. notify: noc [at] ateltelecom.com.br mnt-by: MAINT-AS262468 changed: noc [at] ateltelecom.com.br 20200625 #14:17:01Z source: RADB last-modified: 2023-11-13T16:01:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source