These entries are queried from radb.net using whois, you can try my project getting these.
:AS267298 route: 45.233.24.0/22 descr: AS267298 origin: AS267298 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20180323 #00:38:25Z source: RADB last-modified: 2023-11-13T15:53:23Z rpki-ov-state: valid route: 45.233.24.0/22 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:56:56Z rpki-ov-state: valid route: 45.233.24.0/23 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:56:56Z rpki-ov-state: valid route: 45.233.24.0/24 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:56:56Z rpki-ov-state: valid route: 45.233.25.0/24 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:56:56Z rpki-ov-state: valid route: 45.233.26.0/23 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:56:56Z rpki-ov-state: valid route: 45.233.26.0/23 descr: CLARO S.A. Customer origin: AS267298 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230405 source: RADB last-modified: 2023-11-13T16:15:41Z rpki-ov-state: valid route: 45.233.26.0/24 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:56:56Z rpki-ov-state: valid route: 45.233.27.0/24 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:56:56Z rpki-ov-state: valid route6: 2801:80:1d30::/48 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: AS267298 mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20200721 source: RADB last-modified: 2023-11-13T16:01:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:4b54::/32 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:59:41Z rpki-ov-state: valid route6: 2804:4b54::/32 origin: AS267298 descr: AS267298 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20191226 #20:05:48Z source: RADB last-modified: 2023-11-13T15:59:23Z rpki-ov-state: valid route6: 2804:4b54::/33 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:59:41Z rpki-ov-state: valid route6: 2804:4b54::/34 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:59:41Z rpki-ov-state: valid route6: 2804:4b54:4000::/34 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:59:41Z rpki-ov-state: valid route6: 2804:4b54:8000::/33 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:59:41Z rpki-ov-state: valid route6: 2804:4b54:8000::/34 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:59:41Z rpki-ov-state: valid route6: 2804:4b54:c000::/34 descr: SYLBERNET TELECOM origin: AS267298 mnt-by: MAINT-AS267298 changed: trodarte [at] you.solutions 2021122 source: TC last-modified: 2021-11-22T23:59:41Z rpki-ov-state: valid