These entries are queried from radb.net using whois, you can try my project getting these.
:AS6886 route: 141.98.148.0/22 origin: AS6886 mnt-by: MNT-INTS created: 2019-01-11T15:34:17Z last-modified: 2019-01-11T15:34:17Z 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: 185.29.252.0/22 origin: AS6886 mnt-by: MNT-INTS created: 2013-07-03T12:49:54Z last-modified: 2019-04-12T09:01:13Z 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: 212.66.48.0/21 origin: AS6886 mnt-by: MNT-INTS created: 2021-06-09T20:16:34Z last-modified: 2021-06-09T20:16:34Z 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: 212.66.48.0/22 origin: AS6886 mnt-by: MNT-INTS created: 2018-02-09T10:45:53Z last-modified: 2021-07-07T19:30:44Z 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: 2a09:10c0::/29 origin: AS6886 mnt-by: MNT-INTS created: 2019-05-14T09:17:09Z last-modified: 2019-05-14T09:17:09Z 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