These entries are queried from radb.net using whois, you can try my project getting these.
:AS50439 route: 109.196.208.0/20 descr: MECTNET origin: AS50439 mnt-by: MNT-MECTNET created: 2011-12-20T08:09:23Z last-modified: 2011-12-20T08:09:23Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 109.196.208.0/21 descr: MECTNET origin: AS50439 mnt-by: MNT-MECTNET created: 2012-03-28T08:22:48Z last-modified: 2023-02-01T09:30:50Z 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 route: 109.196.216.0/21 origin: AS50439 mnt-by: MNT-MECTNET created: 2012-03-28T08:52:39Z last-modified: 2023-01-30T13:07:08Z 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