These entries are queried from radb.net using whois, you can try my project getting these.
:AS203729 route: 23.142.89.0/24 descr: igloo22225 origin: AS203729 remarks: Please see the equivalent object in the ARIN IRR remarks: for other information mnt-by: MAINT-IGLOO changed: whois [at] igloo.to 20230426 notify: whois [at] igloo.to source: ALTDB rpki-ov-state: valid route: 23.142.89.0/24 origin: AS203729 descr: igloo22225 admin-c: SLATE79-ARIN tech-c: SLATE79-ARIN mnt-by: MNT-JS-334 created: 2023-04-26T23:13:37Z last-modified: 2023-04-26T23:13:37Z source: ARIN rpki-ov-state: valid route: 44.48.41.0/24 descr: W3AXL origin: AS203729 remarks: AMPRnet Directly Routed Subnet - see remarks: https://portal.ampr.org/networks.php remarks: Transit for W3AXL remarks: Boiler up! mnt-by: MAINT-IGLOO changed: whois [at] igloo.to 20200426 notify: whois [at] igloo.to source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a0b:6b80::/29 origin: AS203729 mnt-by: igloo22225 created: 2017-01-17T14:44:42Z last-modified: 2017-01-17T14:44:42Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a0b:6b81:1::/48 descr: igloo22225 origin: AS203729 remarks: Please see the equivalent object in the RIPE IRR remarks: for other information mnt-by: MAINT-IGLOO changed: whois [at] igloo.to 20200426 notify: whois [at] igloo.to source: ALTDB rpki-ov-state: valid route6: 2a0b:6b81:1::/48 origin: AS203729 mnt-by: igloo22225 created: 2020-04-26T16:44:27Z last-modified: 2020-04-26T16:44:27Z 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: 2a0b:6b81:205::/48 origin: AS203729 mnt-by: igloo22225 created: 2017-09-24T18:16:06Z last-modified: 2017-09-24T18:16:06Z 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: 2a0b:6b81:205::/48 descr: igloo22225 origin: AS203729 remarks: Please see the equivalent object in the RIPE IRR remarks: for other information mnt-by: MAINT-IGLOO changed: whois [at] igloo.to 20180908 notify: whois [at] igloo.to source: ALTDB rpki-ov-state: valid route6: 2a0b:6b81:208::/48 origin: AS203729 mnt-by: igloo22225 created: 2018-01-08T22:32:18Z last-modified: 2018-01-08T22:32:18Z 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: 2a0b:6b81:208::/48 descr: igloo22225 origin: AS203729 remarks: Please see the equivalent object in the RIPE IRR remarks: for other information mnt-by: MAINT-IGLOO changed: whois [at] igloo.to 20180908 notify: whois [at] igloo.to source: ALTDB rpki-ov-state: valid route6: 2a0b:6b81:210::/48 origin: AS203729 mnt-by: igloo22225 created: 2018-09-13T12:02:42Z last-modified: 2018-09-13T12:02:42Z 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: 2a0b:6b81:210::/48 descr: igloo22225 origin: AS203729 remarks: Please see the equivalent object in the RIPE IRR remarks: for other information mnt-by: MAINT-IGLOO changed: whois [at] igloo.to 20180913 notify: whois [at] igloo.to source: ALTDB rpki-ov-state: valid