These entries are queried from radb.net using whois, you can try my project getting these.
:AS21710 route: 192.251.57.0/24 descr: St. Lucie County, FL origin: AS21710 mnt-by: MAINT-AS27506 changed: andrea.denis-samuel [at] crowncastle.com 20220119 source: RADB last-modified: 2023-11-13T16:09:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.201.190.0/24 descr: St. Lucie County, FL origin: AS21710 mnt-by: MAINT-AS27506 changed: anthony.dandrade [at] crowncastle.com 20211007 source: RADB last-modified: 2023-11-13T16:08:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source