These entries are queried from radb.net using whois, you can try my project getting these.
:AS12345 route: 199.233.58.0/24 descr: Switch Communications Customer Route origin: AS12345 remarks: Route for Marvell Semiconductor, Inc. remarks: 199.233.58.0/24 notify: netops-eng [at] switchlv.com mnt-by: SWITCHCOM-MNT changed: netops-eng [at] switchlv.com 20171213 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.233.59.0/24 descr: Switch Communications Customer Route origin: AS12345 remarks: Route for Marvell Semiconductor, Inc. remarks: 199.233.59.0/24 notify: netops-eng [at] switchlv.com mnt-by: SWITCHCOM-MNT changed: netops-eng [at] switchlv.com 20171213 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 212.47.32.0/19 origin: AS12345 mnt-by: AS12345-MNT created: 2020-05-01T09:29:49Z last-modified: 2020-05-01T09:29:49Z 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