These entries are queried from radb.net using whois, you can try my project getting these.
:AS13764 route: 162.245.248.0/21 origin: AS13764 descr: 12666 72nd Ave Surrey BC V3W 2M8 Canada admin-c: ANDER361-ARIN tech-c: ANDER361-ARIN mnt-by: MNT-KPU-1 created: 2023-12-15T21:11:29Z last-modified: 2023-12-15T21:11:29Z source: ARIN rpki-ov-state: valid route: 162.245.248.0/21 descr: Kwantlen Polytechnic University remarks: Added by BCNET on behalf of KPU origin: AS13764 member-of: rs-BCNET-BC-KPU,AS271:RS-Gigapop,rs-BCNET-BC-TRANSIT-VANTX notify: noc [at] bc.net mnt-by: BCNET-BC-MNT last-modified: 2021-10-28T22:45:46Z source: CANARIE rpki-ov-state: valid