These entries are queried from radb.net using whois, you can try my project getting these.
:AS57716 route: 193.150.72.0/24 origin: AS57716 mnt-by: SKYNETSK-MNT created: 2017-10-31T23:32:55Z last-modified: 2017-10-31T23:32:55Z 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: 193.150.73.0/24 descr: route from SkyNet Telecom s.r.o. origin: AS57716 mnt-by: SKYNETSK-MNT created: 2016-01-18T15:19:28Z last-modified: 2016-01-18T15:19:28Z 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: 193.150.74.0/24 origin: AS57716 mnt-by: SKYNETSK-MNT created: 2017-11-08T23:14:18Z last-modified: 2017-11-08T23:14:18Z 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: 193.150.75.0/24 origin: AS57716 mnt-by: SKYNETSK-MNT created: 2017-10-31T23:31:22Z last-modified: 2017-10-31T23:31:22Z 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