These entries are queried from radb.net using whois, you can try my project getting these.
:AS262657 route: 200.7.0.0/22 descr: Proxy Route For ASN262657 origin: AS262657 mnt-by: MAINT-AS263949 changed: edenilson [at] deztelecom.net.br 20170208 source: NTTCOM rpki-ov-state: valid route: 200.7.0.0/22 descr: DENTEL Telecom origin: AS262657 mnt-by: MAINT-AS262657 changed: gelso.baltazar [at] denteltelecom.com.br 20210617 source: TC last-modified: 2021-06-18T02:24:22Z rpki-ov-state: valid route: 200.7.0.0/23 descr: DENTEL Telecom origin: AS262657 mnt-by: MAINT-AS262657 changed: gelso.baltazar [at] denteltelecom.com.br 20210617 source: TC last-modified: 2021-06-18T02:24:22Z rpki-ov-state: valid route: 200.7.0.0/24 descr: DENTEL Telecom origin: AS262657 mnt-by: MAINT-AS262657 changed: gelso.baltazar [at] denteltelecom.com.br 20210617 source: TC last-modified: 2021-06-18T02:24:22Z rpki-ov-state: valid route: 200.7.1.0/24 descr: DENTEL Telecom origin: AS262657 mnt-by: MAINT-AS262657 changed: gelso.baltazar [at] denteltelecom.com.br 20210617 source: TC last-modified: 2021-06-18T02:24:22Z rpki-ov-state: valid route: 200.7.2.0/23 descr: DENTEL Telecom origin: AS262657 mnt-by: MAINT-AS262657 changed: gelso.baltazar [at] denteltelecom.com.br 20210617 source: TC last-modified: 2021-06-18T02:24:22Z rpki-ov-state: valid route: 200.7.2.0/24 descr: DENTEL Telecom origin: AS262657 mnt-by: MAINT-AS262657 changed: gelso.baltazar [at] denteltelecom.com.br 20210617 source: TC last-modified: 2021-06-18T02:24:22Z rpki-ov-state: valid route: 200.7.3.0/24 descr: DENTEL Telecom origin: AS262657 mnt-by: MAINT-AS262657 changed: gelso.baltazar [at] denteltelecom.com.br 20210617 source: TC last-modified: 2021-06-18T02:24:22Z rpki-ov-state: valid route6: 2804:1818::/32 descr: Dentel Telecom origin: AS262657 notify: noc [at] denteltelecom.com.br mnt-by: MAINT-AS262657 changed: noc [at] denteltelecom.com.br 20230924 source: TC last-modified: 2023-09-24T17:46:17Z rpki-ov-state: valid route6: 2804:1818::/33 descr: Dentel Telecom origin: AS262657 notify: noc [at] denteltelecom.com.br mnt-by: MAINT-AS262657 changed: noc [at] denteltelecom.com.br 20230924 source: TC last-modified: 2023-09-24T17:48:56Z rpki-ov-state: valid route6: 2804:1818:8000::/33 descr: Dentel Telecom origin: AS262657 notify: noc [at] denteltelecom.com.br mnt-by: MAINT-AS262657 changed: noc [at] denteltelecom.com.br 20230924 source: TC last-modified: 2023-09-24T17:47:52Z rpki-ov-state: valid