These entries are queried from radb.net using whois, you can try my project getting these.
:AS28121 route: 187.18.16.0/20 descr: Proxy-registered route object remarks: --------------------------------- remarks: For SECURITY issues, please send messages to remarks: the origin AS administrator remarks: (e.g. whois -h whois.registro.br AS28121) remarks: --------------------------------- remarks: This route is from a Vtal customer which remarks: is being exported under origin AS below. remarks: It was created by us because no other remarks: route object with the same origin was found. remarks: --------------------------------- remarks: Please contact BGPVTAL-RADB if you have any remarks: questions regarding this object. remarks: --------------------------------- origin: AS28121 notify: ip-bgp [at] vtal.com mnt-by: MAINT-AS8167 changed: ip-bgp [at] vtal.com 20220803 source: RADB last-modified: 2023-11-13T16:12:03Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.18.16.0/24 descr: CLARO S.A. Customer origin: AS28121 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220704 source: RADB last-modified: 2023-11-13T16:11:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.18.21.0/24 descr: CLARO S.A. Customer origin: AS28121 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190405 source: RADB last-modified: 2023-11-13T15:55:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.18.24.0/24 descr: CLARO S.A. Customer origin: AS28121 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190403 source: RADB last-modified: 2023-11-13T15:55:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.18.25.0/24 descr: CLARO S.A. Customer origin: AS28121 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190207 source: RADB last-modified: 2023-11-13T15:55:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.18.28.0/24 descr: CLARO S.A. Customer origin: AS28121 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190416 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: 187.18.29.0/24 descr: CLARO S.A. Customer origin: AS28121 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190819 source: RADB last-modified: 2023-11-13T15:57:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.18.31.0/24 descr: CLARO S.A. Customer origin: AS28121 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190702 source: RADB last-modified: 2023-11-13T15:56:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source