These entries are queried from radb.net using whois, you can try my project getting these.
:AS51297 route: 149.5.66.0/24 origin: AS51297 descr: Route Registered for Cogent Communications Customer Alpari Limited mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20190201 #10:07:19Z source: RADB last-modified: 2023-11-13T15:55:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 178.255.200.0/24 descr: Alpari Limited network origin: AS51297 mnt-by: ALPARI-MNT mnt-by: EXINITY-MNT created: 2010-07-19T14:22:37Z last-modified: 2023-11-15T14:44:03Z 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: valid route: 178.255.206.0/24 origin: AS51297 descr: GBI via EMIX mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20210203 #16:10:52Z source: RADB last-modified: 2023-11-13T16:03:31Z rpki-ov-state: valid route: 178.255.206.0/24 descr: Alpari Limited network origin: AS51297 mnt-by: ALPARI-MNT mnt-by: EXINITY-MNT created: 2011-05-23T09:30:45Z last-modified: 2023-11-15T14:45:23Z 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: valid route6: 2a01:a440::/32 descr: RU-ALPARI-NET origin: AS51297 mnt-by: ALPARI-MNT mnt-by: EXINITY-MNT created: 2015-06-29T11:34:03Z last-modified: 2023-11-15T14:46:21Z 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: 2a01:a440::/48 descr: RU-ALPARI-NET origin: AS51297 mnt-by: ALPARI-MNT mnt-by: EXINITY-MNT created: 2015-06-29T11:35:00Z last-modified: 2023-11-15T14:45:51Z 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: 2a01:a440:1::/48 descr: RU-ALPARI-NET origin: AS51297 mnt-by: ALPARI-MNT mnt-by: EXINITY-MNT created: 2015-07-01T14:15:26Z last-modified: 2023-11-15T14:46:00Z 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: 2a01:a440:2::/48 descr: RU-ALPARI-NET origin: AS51297 mnt-by: ALPARI-MNT mnt-by: EXINITY-MNT created: 2015-07-01T14:15:52Z last-modified: 2023-11-15T14:46:11Z 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: valid route6: 2a01:a440:ffff::/48 descr: RU-ALPARI-NET origin: AS51297 mnt-by: ALPARI-MNT mnt-by: EXINITY-MNT created: 2015-07-06T07:07:06Z last-modified: 2023-11-15T14:46:31Z 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