These entries are queried from radb.net using whois, you can try my project getting these.
:AS37339 route: 196.43.219.0/24 descr: MSCC Public IP Addre origin: AS37339 mnt-by: RIPE-NCC-LOCKED-MNT created: 2011-06-24T11:53:43Z last-modified: 2018-09-04T16:55:32Z source: RIPE-NONAUTH 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 route: 196.43.219.0/24 origin: AS37339 descr: Akamai Technologies, Inc. mnt-by: MAINT-AS32787 changed: oariasme [at] akamai.com 20210804 #17:00:58Z source: RADB last-modified: 2023-11-13T16:13:34Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source