These entries are queried from radb.net using whois, you can try my project getting these.
:AS262446 route: 177.52.128.0/22 origin: AS262446 descr: Akamai Technologies, Inc mnt-by: MAINT-AS32787 changed: ameyer [at] akamai.com 20210407 #18:35:09Z source: RADB last-modified: 2023-11-13T16:13:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.128.0/22 descr: Ananke PRPJ Solucoes em Informatica Ltda origin: AS262446 mnt-by: MAINT-AS262446 notify: TC-HM-MNT changed: db-admin [at] bgp.net.br 20120213 #14:48:21(BRST) source: TC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.128.0/23 descr: Ananke PRPJ Solucoes em Informatica Ltda origin: AS262446 mnt-by: MAINT-AS262446 notify: TC-HM-MNT changed: db-admin [at] bgp.net.br 20120213 #14:48:21(BRST) source: TC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.128.0/24 descr: Ananke PRPJ Solucoes em Informatica Ltda origin: AS262446 mnt-by: MAINT-AS262446 notify: TC-HM-MNT changed: db-admin [at] bgp.net.br 20120213 #14:48:21(BRST) source: TC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.130.0/23 descr: Ananke PRPJ Solucoes em Informatica Ltda origin: AS262446 mnt-by: MAINT-AS262446 notify: TC-HM-MNT changed: db-admin [at] bgp.net.br 20120213 #14:48:21(BRST) source: TC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.130.0/24 descr: Ananke PRPJ Solucoes em Informatica Ltda origin: AS262446 mnt-by: MAINT-AS262446 notify: TC-HM-MNT changed: db-admin [at] bgp.net.br 20120213 #14:48:21(BRST) source: TC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.131.0/24 descr: Ananke PRPJ Solucoes em Informatica Ltda origin: AS262446 mnt-by: MAINT-AS262446 notify: TC-HM-MNT changed: db-admin [at] bgp.net.br 20120213 #14:48:21(BRST) source: TC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.52.152.0/21 origin: AS262446 descr: Akamai Technologies, Inc mnt-by: MAINT-AS32787 changed: ameyer [at] akamai.com 20210407 #18:35:09Z source: RADB last-modified: 2023-11-13T16:13:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:1744::/32 origin: AS262446 descr: Akamai Technologies, Inc mnt-by: MAINT-AS32787 changed: ameyer [at] akamai.com 20210407 #18:35:09Z source: RADB last-modified: 2023-11-13T16:13:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source