These entries are queried from radb.net using whois, you can try my project getting these.
:AS270105 route: 177.73.156.0/22 descr: LACNIC generated route for BANCO MUNICIPAL DE ROSARIO origin: AS270105 remarks: LACNIC generated route for BANCO MUNICIPAL DE ROSARIO remarks: maxLength 24 mnt-by: MNT-AR-BMRO-LACNIC changed: 20240305 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-05T22:15:05Z rpki-ov-state: valid route: 177.73.156.0/24 descr: CLARO S.A. Customer origin: AS270105 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210315 source: RADB last-modified: 2023-11-13T16:05:22Z rpki-ov-state: valid route: 177.73.157.0/24 descr: CLARO S.A. Customer origin: AS270105 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210315 source: RADB last-modified: 2023-11-13T16:05:22Z rpki-ov-state: valid route: 177.73.157.0/24 descr: LACNIC generated route for BANCO MUNICIPAL DE ROSARIO origin: AS270105 remarks: LACNIC generated route for BANCO MUNICIPAL DE ROSARIO remarks: maxLength 24 mnt-by: MNT-AR-BMRO-LACNIC changed: 20240305 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-05T22:15:05Z rpki-ov-state: valid route: 177.73.158.0/23 descr: LACNIC generated route for BANCO MUNICIPAL DE ROSARIO origin: AS270105 remarks: LACNIC generated route for BANCO MUNICIPAL DE ROSARIO remarks: maxLength 24 mnt-by: MNT-AR-BMRO-LACNIC changed: 20240305 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-05T22:15:05Z rpki-ov-state: valid route: 177.73.159.0/24 descr: LACNIC generated route for BANCO MUNICIPAL DE ROSARIO origin: AS270105 remarks: LACNIC generated route for BANCO MUNICIPAL DE ROSARIO remarks: maxLength 24 mnt-by: MNT-AR-BMRO-LACNIC changed: 20240305 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-05T22:15:05Z rpki-ov-state: valid route: 177.73.159.0/24 descr: CLARO S.A. Customer origin: AS270105 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220418 source: RADB last-modified: 2023-11-13T16:10:51Z rpki-ov-state: valid route6: 2801:17a::/44 descr: LACNIC generated route6 for BANCO MUNICIPAL DE ROSARIO origin: AS270105 remarks: LACNIC generated route6 for BANCO MUNICIPAL DE ROSARIO remarks: maxLength 48 mnt-by: MNT-AR-BMRO-LACNIC changed: 20240305 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-05T22:15:06Z rpki-ov-state: valid route6: 2801:17a:6::/48 descr: LACNIC generated route6 for BANCO MUNICIPAL DE ROSARIO origin: AS270105 remarks: LACNIC generated route6 for BANCO MUNICIPAL DE ROSARIO remarks: maxLength 48 mnt-by: MNT-AR-BMRO-LACNIC changed: 20240305 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-05T22:15:06Z rpki-ov-state: valid route6: 2801:17a:7::/48 descr: LACNIC generated route6 for BANCO MUNICIPAL DE ROSARIO origin: AS270105 remarks: LACNIC generated route6 for BANCO MUNICIPAL DE ROSARIO remarks: maxLength 48 mnt-by: MNT-AR-BMRO-LACNIC changed: 20240305 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-05T22:15:06Z rpki-ov-state: valid route6: 2801:17a:8::/48 descr: LACNIC generated route6 for BANCO MUNICIPAL DE ROSARIO origin: AS270105 remarks: LACNIC generated route6 for BANCO MUNICIPAL DE ROSARIO remarks: maxLength 48 mnt-by: MNT-AR-BMRO-LACNIC changed: 20240305 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-05T22:15:06Z rpki-ov-state: valid route6: 2801:17a:9::/48 descr: LACNIC generated route6 for BANCO MUNICIPAL DE ROSARIO origin: AS270105 remarks: LACNIC generated route6 for BANCO MUNICIPAL DE ROSARIO remarks: maxLength 48 mnt-by: MNT-AR-BMRO-LACNIC changed: 20240305 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-05T22:15:06Z rpki-ov-state: valid