These entries are queried from radb.net using whois, you can try my project getting these.
:AS61971 route: 89.23.120.0/24 descr: Sarlink-POOL2 origin: AS61971 mnt-by: SARLINK-MNT created: 2023-10-31T11:50:28Z last-modified: 2024-03-17T12:25:09Z 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 route: 91.226.136.0/24 origin: AS61971 descr: SarLink-POOL1 mnt-by: SARLINK-MNT created: 2017-12-19T04:57:11Z last-modified: 2024-03-17T12:26:10Z 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