These entries are queried from radb.net using whois, you can try my project getting these.
:AS207853 route: 91.210.152.0/24 origin: AS207853 mnt-by: MNT-UNIMACH created: 2020-06-25T15:04:21Z last-modified: 2020-06-25T15:04:21Z 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: 2001:678:b9c::/48 org: ORG-UL218-RIPE origin: AS207853 mnt-by: MNT-UNIMACH created: 2019-11-28T14:27:16Z last-modified: 2020-06-26T12:38:39Z 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: 2a07:b1c0::/29 origin: AS207853 mnt-by: MNT-UNIMACH created: 2020-06-25T15:05:24Z last-modified: 2020-06-25T15:05:24Z 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