These entries are queried from radb.net using whois, you can try my project getting these.
:AS209586 route6: 2a0c:b641:510::/44 origin: AS209586 mnt-by: SUNYOUPAN-MNT mnt-by: SERVPERSO-MNT created: 2021-02-04T15:37:42Z last-modified: 2021-04-23T08:50:02Z 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:b641:510::/48 descr: Vultr Customer Route origin: AS209586 notify: network [at] choopa.com mnt-by: MAINT-AS20473 changed: network [at] choopa.com 20221210 #00:38:48-18000 source: RADB last-modified: 2023-11-13T16:13:12Z rpki-ov-state: valid route6: 2a0c:b641:511::/48 descr: Vultr Customer Route origin: AS209586 notify: network [at] choopa.com mnt-by: MAINT-AS20473 changed: network [at] choopa.com 20210822 #12:38:16Z source: RADB last-modified: 2023-11-13T16:08:08Z rpki-ov-state: valid