These entries are queried from radb.net using whois, you can try my project getting these.
:AS199121 route: 91.244.180.0/24 descr: flexoptix Hydra descr: Anycast CDN origin: AS199121 mnt-by: FM76935-MNT mnt-by: FOVH-MNT mnt-by: AS5608-MNT mnt-by: FLEXOPTIX-MNT created: 2014-12-08T16:10:59Z last-modified: 2021-09-14T14:51:33Z 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: 2001:67c:7a4::/48 descr: flexoptix Hydra descr: Anycast CDN origin: AS199121 mnt-by: FOVH-MNT mnt-by: FM76935-MNT mnt-by: FLEXOPTIX-MNT notify: it [at] flexoptix.net created: 2014-12-08T16:40:52Z last-modified: 2021-09-14T14:48:03Z 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