These entries are queried from radb.net using whois, you can try my project getting these.
:AS266328 route: 170.238.76.0/22 origin: AS266328 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: joao [at] jpproviders.com.br mnt-by: MAINT-AS266328 source: TC last-modified: 2023-11-08T01:33:13Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.238.76.0/22 origin: AS266328 descr: Globenet Customer - Redfox - Alphanet mnt-by: MAINT-AS52320 changed: leonardo.almeida [at] globenet.net 20200311 #22:13:49Z source: RADB last-modified: 2023-11-13T16:00:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.238.76.0/23 descr: CLARO S.A. Customer origin: AS266328 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210611 source: RADB last-modified: 2023-11-13T16:05:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.238.78.0/23 descr: CLARO S.A. Customer origin: AS266328 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200706 source: RADB last-modified: 2023-11-13T16:01:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3620::/32 origin: AS266328 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: joao [at] jpproviders.com.br mnt-by: MAINT-AS266328 source: TC last-modified: 2023-11-08T01:33:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3620::/32 origin: AS266328 descr: Seaborn Proxy for Customer AS266925 (Origin AS266328) admin-c: IP Network Operations tech-c: IP Network Operations mnt-by: MAINT-AS13786 changed: netops [at] edgeuno.com 20201210 #19:28:08Z source: RADB last-modified: 2023-11-13T16:03:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source