These entries are queried from radb.net using whois, you can try my project getting these.
:AS37548 route: 196.43.240.0/24 descr: Route Object ARPCE origin: AS37548 mnt-by: ARPCE-MNT changed: *** [at] arpce.cg 20221201 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 196.43.240.0/24 descr: ARPCE Network origin: AS37548 mnt-by: arpce-mnt org: ORG-AA1377-RIPE created: 2015-03-02T13:39:03Z last-modified: 2018-09-04T18:05:44Z 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: 196.43.240.0/25 descr: ARPCE Subnet 1 origin: AS37548 mnt-by: arpce-mnt org: ORG-AA1377-RIPE created: 2015-03-02T13:30:05Z last-modified: 2018-09-04T18:05:44Z 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: 196.43.240.128/25 descr: ARPCE Subnet 2 origin: AS37548 mnt-by: arpce-mnt org: ORG-AA1377-RIPE created: 2015-03-02T13:34:33Z last-modified: 2018-09-04T18:05:44Z 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