These entries are queried from radb.net using whois, you can try my project getting these.
:AS209661 route6: 2a0c:b641:210::/44 origin: AS209661 mnt-by: mcfx-mnt mnt-by: SERVPERSO-MNT created: 2018-12-27T16:24:41Z last-modified: 2021-04-23T08:55:46Z 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: 2a0c:b641:210::/48 origin: AS209661 mnt-by: mcfx-mnt created: 2018-12-27T16:26:23Z last-modified: 2018-12-27T16:26:23Z 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: 2a0c:b641:210::/48 descr: Vultr Customer Route origin: AS209661 notify: network [at] choopa.com mnt-by: MAINT-AS20473 changed: network [at] choopa.com 20221210 #00:38:49-18000 source: RADB last-modified: 2023-11-13T16:13:12Z rpki-ov-state: valid route6: 2a0c:b641:211::/48 origin: AS209661 mnt-by: mcfx-mnt created: 2018-12-28T04:37:49Z last-modified: 2018-12-28T04:37:49Z 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: 2a0c:b641:212::/48 origin: AS209661 mnt-by: mcfx-mnt created: 2021-03-07T16:05:27Z last-modified: 2021-03-07T16:05:27Z 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: 2a0c:b641:219::/48 descr: Vultr Customer Route origin: AS209661 notify: network [at] choopa.com mnt-by: MAINT-AS20473 changed: network [at] choopa.com 20191204 #09:48:02Z source: RADB last-modified: 2023-11-13T15:59:15Z rpki-ov-state: valid