These entries are queried from radb.net using whois, you can try my project getting these.
:AS42521 route: 45.150.206.0/24 descr: ARCTEL LLC-rented descr: Russia, Noviy Urengoy origin: AS42521 mnt-by: COMPLAT-MNT mnt-by: MNT-COMPLAT-NOC created: 2021-03-04T10:13:42Z last-modified: 2021-03-04T10:13:42Z 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: 212.86.99.0/24 descr: ARCTEL LLC origin: AS42521 mnt-by: lir-ru-arctic-1-MNT created: 2023-02-15T14:50:17Z last-modified: 2023-02-15T14:50:17Z 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 route6: 2a13:b200::/29 descr: ARCTEL LLC origin: AS42521 mnt-by: lir-ru-arctic-1-MNT created: 2023-02-16T06:00:06Z last-modified: 2023-02-16T06:00:06Z 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