These entries are queried from radb.net using whois, you can try my project getting these.
:AS31612 route: 134.54.0.0/16 descr: Proxy-registered route object origin: AS31612 mnt-by: MAINT-AS3491 changed: jray [at] pccwglobal.com 20080322 #22:07:13(UTC) source: RADB last-modified: 2023-11-13T15:42:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 134.54.0.0/16 descr: Agfa Gevaert nv origin: AS31612 mnt-by: AGFA-GEVAERT-MNT created: 2011-02-01T12:06:25Z last-modified: 2011-02-01T12:06:25Z 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 route: 134.54.14.0/24 descr: Agfa Geevaert NV origin: AS31612 mnt-by: AGFA-GEVAERT-MNT created: 2011-02-04T13:52:39Z last-modified: 2011-02-04T13:52:39Z 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:304::/48 descr: Agfa Gevaert nv origin: AS31612 mnt-by: AGFA-GEVAERT-MNT created: 2011-02-01T12:56:22Z last-modified: 2011-02-01T12:56:22Z 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