These entries are queried from radb.net using whois, you can try my project getting these.
:AS60890 route: 185.24.64.0/24 descr: CentralNic origin: AS60890 admin-c: Barry Murphy tech-c: Barry Murphy mnt-by: MAINT-AS45177 changed: barry [at] vibecommunications.co.nz 20151210 #21:38:04Z source: RADB last-modified: 2023-11-13T15:48:29Z rpki-ov-state: valid route: 185.24.64.0/24 descr: CENTRALNIC origin: AS60890 mnt-by: MAINT-AS32748 changed: admin [at] steadfast.net 20160323 source: ALTDB rpki-ov-state: valid route: 185.24.64.0/24 descr: CentralNic Ltd descr: CentralNic Anycast-B IPv4 Route org: ORG-CL213-RIPE notify: ops [at] centralnic.com origin: AS60890 mnt-by: CENTRALNIC-MNT created: 2013-06-20T13:55:32Z last-modified: 2013-06-20T13:55:32Z 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: 2a04:2b00:13cc::/48 descr: CentralNic Ltd descr: CentralNic Anycast-B IPv6 Route org: ORG-CL213-RIPE origin: AS60890 mnt-by: CENTRALNIC-MNT notify: ops [at] centralnic.com created: 2013-10-08T13:19:15Z last-modified: 2013-10-08T13:25:57Z 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 route6: 2a04:2b00:13cc::/48 descr: CENTRALNIC origin: AS60890 mnt-by: MAINT-AS32748 changed: admin [at] steadfast.net 20160323 source: ALTDB rpki-ov-state: valid