These entries are queried from radb.net using whois, you can try my project getting these.
:AS49393 route: 31.148.22.0/24 descr: Solutions Factory Ltd. origin: AS49393 mnt-by: MNT-SOLUTIONS-FACTORY mnt-by: RIPE-DB-MNT created: 2014-11-13T14:26:07Z last-modified: 2016-11-25T14:38:36Z 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 route: 93.171.153.0/24 origin: AS49393 mnt-by: MNT-SOLUTIONS-FACTORY mnt-by: RIPE-DB-MNT created: 2020-10-05T07:55:33Z last-modified: 2020-10-05T07:55:33Z 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 route: 185.136.15.0/24 origin: AS49393 mnt-by: MNT-SOLUTIONS-FACTORY created: 2017-09-13T12:35:53Z last-modified: 2017-09-13T12:35:53Z 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