These entries are queried from radb.net using whois, you can try my project getting these.
:AS270028 route: 200.11.33.0/24 descr: LACNIC generated route for INSTITUTO NACIONAL DE CANCEROLOGÍA - EMPRESA SOCIAL DEL ESTADO origin: AS270028 remarks: LACNIC generated route for INSTITUTO NACIONAL DE CANCEROLOGÍA - EMPRESA SOCIAL DEL ESTADO remarks: maxLength 24 mnt-by: MNT-CO-INCE3-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: 2024-03-05T19:15:06Z rpki-ov-state: valid route: 200.11.33.0/24 origin: AS270028 descr: Clientes ETB: INSTITUTO NACIONAL DE CANCEROLOGÍA mnt-by: MAINT-AS19429 changed: backbonedatos [at] etb.com.co 20200707 #21:21:51Z source: RADB last-modified: 2023-11-13T16:01:12Z rpki-ov-state: valid route6: 2801:13a::/44 descr: LACNIC generated route6 for INSTITUTO NACIONAL DE CANCEROLOGÍA - EMPRESA SOCIAL DEL ESTADO origin: AS270028 remarks: LACNIC generated route6 for INSTITUTO NACIONAL DE CANCEROLOGÍA - EMPRESA SOCIAL DEL ESTADO remarks: maxLength 44 mnt-by: MNT-CO-INCE3-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: 2024-03-05T19:15:06Z rpki-ov-state: valid route6: 2801:13a::/44 origin: AS270028 descr: Clientes ETB: INSTITUTO NACIONAL DE CANCEROLOGÍA mnt-by: MAINT-AS19429 changed: backbonedatos [at] etb.com.co 20200707 #21:27:10Z source: RADB last-modified: 2023-11-13T16:01:12Z rpki-ov-state: valid