These entries are queried from radb.net using whois, you can try my project getting these.
:AS397382 route: 23.131.208.0/24 origin: AS397382 descr: ECCB Bird Rock Basseterre Saint Kitts and Nevis mnt-by: MNT-ECCB-2 source: ARIN tech-c: ECCB-ARIN tech-c: MIB4-ARIN tech-c: SMITH6124-ARIN admin-c: ECCB-ARIN created: 2020-10-28T22:43:29Z last-modified: 2020-11-09T15:28:00Z rpki-ov-state: valid route6: 2620:6b:2000::/48 origin: AS397382 descr: Bird Rock Basseterre null null Saint Kitts and Nevis admin-c: ECCB-ARIN tech-c: ECCB-ARIN tech-c: MIB4-ARIN tech-c: SMITH6124-ARIN mnt-by: MNT-ECCB-2 created: 2021-01-18T09:35:42Z last-modified: 2021-01-18T09:35:42Z source: ARIN rpki-ov-state: valid