These entries are queried from radb.net using whois, you can try my project getting these.
:AS52561 route: 177.86.76.0/22 descr: ITX-REDEUNIFIQUE origin: AS52561 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180215 #16:38:03Z source: RADB last-modified: 2023-11-13T15:53:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.86.76.0/22 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:18:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.86.76.0/23 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:18:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.86.76.0/24 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:18:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.86.77.0/24 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:18:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.86.78.0/23 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:18:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.86.78.0/24 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:18:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.86.79.0/24 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:18:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.227.120.0/22 descr: VSX origin: AS52561 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20181226 #12:46:55Z source: RADB last-modified: 2023-11-13T15:55:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.227.120.0/22 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:20:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.227.120.0/23 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:20:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.227.120.0/24 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:20:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.227.121.0/24 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:20:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.227.122.0/23 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:20:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.227.122.0/24 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:20:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.227.123.0/24 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:20:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:e8c::/32 descr: ITX-REDEUNIFIQUE origin: AS52561 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180215 #16:39:07Z source: RADB last-modified: 2023-11-13T15:53:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:e8c::/32 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:27:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:e8c::/33 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:27:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:e8c::/34 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:27:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:e8c:4000::/34 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:34:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:e8c:8000::/33 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:27:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:e8c:8000::/34 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:27:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:e8c:c000::/34 descr: GFOUR TELECOM origin: AS52561 notify: noc [at] gfourtelecom.com.br mnt-by: MAINT-AS52561 changed: noc [at] gfourtelecom.com.br 20220524 source: TC last-modified: 2022-05-24T15:27:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source