These entries are queried from radb.net using whois, you can try my project getting these.
:AS52911 route: 177.23.152.0/21 descr: netstore tecnologia ltda origin: AS52911 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS52911 changed: db-admin [at] bgp.net.br 20191020 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: 177.23.152.0/21 descr: PROXY FOR OUR CUSTUMER origin: AS52911 mnt-by: MAINT-AS263558 changed: jetelecom [at] jetelecom.com.br 20210118 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.152.0/21 descr: Rota Adicionada para Transito no Backbone da Flys Interativa origin: AS52911 admin-c: Eduardo F Parajo tech-c: Epafras R Schaden mnt-by: MAINT-AS28663 changed: epafras [at] durand.com.br 20121003 #11:13:53Z source: RADB last-modified: 2023-11-13T16:07:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.152.0/22 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190814 source: RADB last-modified: 2023-11-13T15:57:03Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.152.0/23 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190925 source: RADB last-modified: 2023-11-13T15:57:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.152.0/24 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190925 source: RADB last-modified: 2023-11-13T15:57:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.153.0/24 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190925 source: RADB last-modified: 2023-11-13T15:57:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.154.0/23 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190925 source: RADB last-modified: 2023-11-13T15:57:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.154.0/24 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190925 source: RADB last-modified: 2023-11-13T15:57:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.155.0/24 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190925 source: RADB last-modified: 2023-11-13T15:57:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.156.0/23 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190925 source: RADB last-modified: 2023-11-13T15:57:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.156.0/24 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190925 source: RADB last-modified: 2023-11-13T15:57:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.157.0/24 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190925 source: RADB last-modified: 2023-11-13T15:57:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.158.0/23 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190925 source: RADB last-modified: 2023-11-13T15:57:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.158.0/24 descr: This route object is for a UPX Technologies customer route, which is being exported under this origin AS. This route object was created because no existing route object with the same origin was found, and since some UPX peers filter based on these objects this route may be rejected if this object is not created. Please contact noc [at] upx.com.br if you have any questions regarding this object. origin: AS52911 mnt-by: MAINT-AS52863 changed: noc [at] upx.com.br 20180423 #205325-03 source: RADB last-modified: 2023-11-13T15:53:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.23.159.0/24 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190925 source: RADB last-modified: 2023-11-13T15:57:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:ab8::/32 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200508 source: RADB last-modified: 2023-11-13T16:00:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:ab8::/32 descr: PROXY FOR OUR COSTUMER CONE origin: AS52911 mnt-by: MAINT-AS263558 changed: jetelecom [at] jetelecom.com.br 20210118 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:ab8::/48 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190930 source: RADB last-modified: 2023-11-13T15:57:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:ab8:1::/48 descr: CLARO S.A. Customer origin: AS52911 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190930 source: RADB last-modified: 2023-11-13T15:57:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source