These entries are queried from radb.net using whois, you can try my project getting these.
:AS204604 route6: 2a06:e881:4001::/48 origin: AS204604 mnt-by: TH-MNT created: 2018-02-12T01:33:29Z last-modified: 2018-02-12T01:33:29Z 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 route6: 2a06:e881:4002::/48 origin: AS204604 mnt-by: TH-MNT created: 2018-02-12T01:33:56Z last-modified: 2018-02-12T01:33:56Z 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 route6: 2a06:e881:400f::/48 origin: AS204604 mnt-by: TH-MNT created: 2018-02-21T01:03:00Z last-modified: 2018-02-21T01:03:00Z 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: not_found # No ROAs found, or RPKI validation not enabled for source