These entries are queried from radb.net using whois, you can try my project getting these.
:AS204385 route: 31.202.15.0/24 descr: Maxnet LLC, PL, DC descr: Unity Of Digital Technologies origin: AS204385 mnt-by: MAXIMFS-MNT created: 2022-03-23T08:41:11Z last-modified: 2023-04-06T19:17:58Z 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: 2a00:1210:fffe::/48 descr: Maxnet LLC, AMS descr: Unity Of Digital Technologies descr: Block V6 NL origin: AS204385 mnt-by: MAXIMFS-MNT created: 2022-03-27T12:36:09Z last-modified: 2022-03-27T12:36:09Z 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