These entries are queried from radb.net using whois, you can try my project getting these.
:AS51574 route: 44.31.121.0/24 origin: AS51574 descr: SY2AVI admin-c: SMITH5996-ARIN tech-c: SMITH5996-ARIN notify: hostmaster [at] ardc.net mnt-by: MAINT-ARDC changed: chris [at] ardc.net 20220908 #15:27:59Z source: RADB last-modified: 2023-11-13T16:12:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a13:5a07:fe::/48 descr: FASTPATH-TESTNET-IPV6 origin: AS51574 mnt-by: mnt-gr-fastpath-1 created: 2023-02-28T09:44:23Z last-modified: 2023-02-28T09:44:23Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid