These entries are queried from radb.net using whois, you can try my project getting these.
:AS49844 route: 91.206.28.0/24 origin: AS49844 mnt-by: lir-uk-imagin3d-1-MNT created: 2023-07-03T14:56:22Z last-modified: 2023-07-03T14:56:22Z 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: 2a12:f840::/29 origin: AS49844 mnt-by: lir-uk-imagin3d-1-MNT created: 2022-07-12T22:11:35Z last-modified: 2022-07-12T22:11:35Z 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