These entries are queried from radb.net using whois, you can try my project getting these.
:AS263788 route6: 2801:15:e000::/48 descr: CODETEL origin: AS263788 mnt-by: MAINT-VERIZONDO changed: ebreton [at] codetel.com.do 20150805 remarks: Cliente Bco_Progreso source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source