These entries are queried from radb.net using whois, you can try my project getting these.
:AS203843 route6: 2a0a:6040:a100::/40 origin: AS203843 org: ORG-XW6-RIPE mnt-by: XINGKAI-MNT mnt-by: CLOUDIE-MNT created: 2022-11-28T02:03:22Z last-modified: 2022-11-29T02:21:46Z 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: 2a0a:6040:a100::/40 descr: XINGKAI NETWORK origin: AS203843 mnt-by: MAINT-AS203843 changed: admin [at] keke125.com 20221220 source: ALTDB rpki-ov-state: valid route6: 2a0a:6040:a101::/48 origin: AS203843 org: ORG-XW6-RIPE mnt-by: XINGKAI-MNT created: 2022-11-29T04:15:20Z last-modified: 2022-11-29T04:15:20Z 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: 2a0a:6040:a102::/48 origin: AS203843 org: ORG-XW6-RIPE mnt-by: XINGKAI-MNT created: 2023-06-12T07:01:31Z last-modified: 2023-06-12T07:01:31Z 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 route6: 2a0a:6040:a102::/48 descr: Vultr Customer Route origin: AS203843 notify: network [at] choopa.com mnt-by: MAINT-AS20473 changed: network [at] choopa.com 20231114 #10:56:29-18000 source: RADB last-modified: 2023-11-14T15:57:30Z rpki-ov-state: valid route6: 2a0a:6040:a104::/48 descr: Vultr Customer Route origin: AS203843 notify: network [at] choopa.com mnt-by: MAINT-AS20473 changed: network [at] choopa.com 20231114 #10:56:30-18000 source: RADB last-modified: 2023-11-14T15:57:30Z rpki-ov-state: valid route6: 2a0a:6040:a104::/48 origin: AS203843 org: ORG-XW6-RIPE mnt-by: XINGKAI-MNT created: 2023-06-15T18:01:24Z last-modified: 2023-06-15T18:01:24Z 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: 2a0a:6040:a106::/48 origin: AS203843 org: ORG-XW6-RIPE mnt-by: XINGKAI-MNT created: 2023-09-01T16:11:06Z last-modified: 2023-09-01T16:11:06Z 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: 2a12:dd47:80e4::/48 origin: AS203843 mnt-by: August-MNT mnt-by: XINGKAI-MNT created: 2022-11-30T16:42:51Z last-modified: 2022-11-30T16:42:57Z 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