These entries are queried from radb.net using whois, you can try my project getting these.
:AS62831 route: 64.96.0.0/16 descr: Proxy Registration for Uniregistry by Digital Realty origin: AS62831 mnt-by: MAINT-TELX changed: ipadmin [at] telx.com 20181012 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.96.0.0/18 descr: TELX proxy object origin: AS62831 notify: ce-ipadmin [at] us.ntt.net mnt-by: MAINT-NTTCOM-BB changed: celliott [at] gin.ntt.net 20240213 source: NTTCOM last-modified: 2024-02-13T15:31:08Z rpki-ov-state: valid route6: 2620:57:4000::/40 descr: Proxy Registration for Uniregistry by Digital Realty origin: AS62831 mnt-by: MAINT-TELX changed: ipadmin [at] telx.com 20151110 source: ALTDB rpki-ov-state: valid