These entries are queried from radb.net using whois, you can try my project getting these.
:AS395807 route: 199.60.144.0/21 descr: Selkirk College origin: AS395807 member-of: rs-BCNET-BC-Selkirk,AS271:RS-Gigapop,rs-BCNET-BC-TRANSIT-VANTX notify: noc [at] bc.net mnt-by: BCNET-BC-MNT changed: unread [at] ripe.net 20000101 source: CANARIE rpki-ov-state: valid route: 199.60.144.0/21 origin: AS395807 descr: P.O. Box 1200 Castlegar BC V1N 3J1 Canada admin-c: ANDER2205-ARIN tech-c: PAUNN-ARIN mnt-by: MNT-SELKIR created: 2024-01-08T21:10:08Z last-modified: 2024-01-08T21:10:08Z source: ARIN rpki-ov-state: valid route: 199.60.144.0/23 origin: AS395807 descr: P.O. Box 1200 Castlegar BC V1N 3J1 Canada admin-c: ANDER2205-ARIN tech-c: PAUNN-ARIN mnt-by: MNT-SELKIR created: 2024-01-08T21:29:31Z last-modified: 2024-01-08T21:29:31Z source: ARIN rpki-ov-state: valid route: 199.60.146.0/24 origin: AS395807 descr: P.O. Box 1200 Castlegar BC V1N 3J1 Canada admin-c: ANDER2205-ARIN tech-c: PAUNN-ARIN mnt-by: MNT-SELKIR created: 2024-01-08T21:31:13Z last-modified: 2024-01-08T21:31:13Z source: ARIN rpki-ov-state: valid route: 199.60.147.0/24 origin: AS395807 descr: P.O. Box 1200 Castlegar BC V1N 3J1 Canada admin-c: ANDER2205-ARIN tech-c: PAUNN-ARIN mnt-by: MNT-SELKIR created: 2024-01-08T21:31:59Z last-modified: 2024-01-08T21:31:59Z source: ARIN rpki-ov-state: valid route: 199.60.148.0/24 origin: AS395807 descr: P.O. Box 1200 Castlegar BC V1N 3J1 Canada admin-c: ANDER2205-ARIN tech-c: PAUNN-ARIN mnt-by: MNT-SELKIR created: 2024-01-08T21:33:18Z last-modified: 2024-01-08T21:33:18Z source: ARIN rpki-ov-state: valid route: 199.60.149.0/24 origin: AS395807 descr: P.O. Box 1200 Castlegar BC V1N 3J1 Canada admin-c: ANDER2205-ARIN tech-c: PAUNN-ARIN mnt-by: MNT-SELKIR created: 2024-01-08T21:33:59Z last-modified: 2024-01-08T21:33:59Z source: ARIN rpki-ov-state: valid route: 199.60.150.0/24 origin: AS395807 descr: P.O. Box 1200 Castlegar BC V1N 3J1 Canada admin-c: ANDER2205-ARIN tech-c: PAUNN-ARIN mnt-by: MNT-SELKIR created: 2024-01-08T21:34:49Z last-modified: 2024-01-08T21:34:49Z source: ARIN rpki-ov-state: valid route: 199.60.151.0/24 origin: AS395807 descr: P.O. Box 1200 Castlegar BC V1N 3J1 Canada admin-c: ANDER2205-ARIN tech-c: PAUNN-ARIN mnt-by: MNT-SELKIR created: 2024-01-08T21:35:59Z last-modified: 2024-01-08T21:35:59Z source: ARIN rpki-ov-state: valid