These entries are queried from radb.net using whois, you can try my project getting these.
:AS263959 route: 138.255.72.0/22 descr: Flextel Network cidr block origin: AS263959 remarks: mnt-by: MAINT-AS263959 changed: noc [at] flextel.net.br 20200107 source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.255.72.0/22 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: AS263959 mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20200811 source: RADB last-modified: 2023-11-13T16:01:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.255.72.0/23 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20180815 source: RADB last-modified: 2023-11-13T15:54:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.255.72.0/24 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190412 source: RADB last-modified: 2023-11-13T15:56:03Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.255.73.0/24 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190418 source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.255.74.0/23 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20180815 source: RADB last-modified: 2023-11-13T15:54:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.255.74.0/24 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190617 source: RADB last-modified: 2023-11-13T15:56:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.255.75.0/24 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190708 source: RADB last-modified: 2023-11-13T15:56:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.238.248.0/22 descr: Flextel Network cidr block origin: AS263959 remarks: mnt-by: MAINT-AS263959 changed: noc [at] flextel.net.br 20200107 source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.238.248.0/22 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: AS263959 mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20200811 source: RADB last-modified: 2023-11-13T16:01:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.238.248.0/23 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20181204 source: RADB last-modified: 2023-11-13T15:55:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.238.248.0/24 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190617 source: RADB last-modified: 2023-11-13T15:56:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.238.249.0/24 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190617 source: RADB last-modified: 2023-11-13T15:56:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.238.250.0/23 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20181204 source: RADB last-modified: 2023-11-13T15:55:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.238.250.0/24 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190708 source: RADB last-modified: 2023-11-13T15:56:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.238.251.0/24 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190617 source: RADB last-modified: 2023-11-13T15:56:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2860::/32 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: AS263959 mnt-by: MAINT-AS14840 changed: gacosta [at] commcorp.com.br 20200811 source: RADB last-modified: 2023-11-13T16:01:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2860::/34 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200930 source: RADB last-modified: 2023-11-13T16:01:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2860:4000::/34 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200930 source: RADB last-modified: 2023-11-13T16:01:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2860:8000::/34 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200930 source: RADB last-modified: 2023-11-13T16:01:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2860:c000::/34 descr: CLARO S.A. Customer origin: AS263959 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200930 source: RADB last-modified: 2023-11-13T16:01:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source