These entries are queried from radb.net using whois, you can try my project getting these.
:AS263300 route: 150.162.0.0/16 descr: Transito IPE to Universidade Federal de Santa Catarina origin: AS263300 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20180605 source: RADB last-modified: 2023-11-13T15:53:46Z rpki-ov-state: valid route6: 2801:84::/32 origin: AS263300 descr: Universidade Federal de Santa Catarina remarks: Proxy-registered object for customer remarks: please direct inquiries to registro [at] rnp.br mnt-by: MAINT-AS1916 changed: registro [at] rnp.br 20190930 source: RADB last-modified: 2023-11-13T15:57:48Z rpki-ov-state: valid