These entries are queried from radb.net using whois, you can try my project getting these.
:AS205609 route: 185.133.252.0/22 origin: AS205609 mnt-by: us-sigmatelecom-1-mnt mnt-by: sigmatel mnt-by: sigma created: 2017-11-28T11:48:52Z last-modified: 2017-11-28T11:48:52Z 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: 185.133.252.0/23 origin: AS205609 mnt-by: us-sigmatelecom-1-mnt mnt-by: sigmatel mnt-by: sigma created: 2022-08-02T12:45:47Z last-modified: 2022-08-02T12:45:47Z 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: 185.133.255.0/24 origin: AS205609 mnt-by: us-sigmatelecom-1-mnt mnt-by: sigmatel mnt-by: sigma created: 2022-08-02T12:58:31Z last-modified: 2022-08-02T12:58:31Z 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