These entries are queried from radb.net using whois, you can try my project getting these.
:AS197521 route: 195.20.153.0/24 descr: SPAN d.d. origin: AS197521 mnt-by: ISKON created: 2011-02-11T08:52:25Z last-modified: 2020-06-26T09:37:50Z 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: 2001:67c:16e4::/48 descr: SPAN d.d. origin: AS197521 mnt-by: ISKON created: 2012-11-13T14:27:05Z last-modified: 2020-06-26T09:54:29Z 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