These entries are queried from radb.net using whois, you can try my project getting these.
:AS397636 route: 23.137.112.0/24 descr: Pmmg Limited descr: Wickhams Cay 2 descr: Road Town, Tortola VG1110 descr: Virgin Islands, British origin: AS397636 mnt-by: MNT-PL-1035 changed: Pmmglimited [at] gmail.com 20190703 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2602:fdc7::/36 descr: Pmmg Limited descr: Wickhams Cay 2 descr: Road Town, Tortola VG1110 descr: Virgin Islands, British origin: AS397636 mnt-by: MNT-PL-1035 changed: Pmmglimited [at] gmail.com 20190703 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source