These entries are queried from radb.net using whois, you can try my project getting these.
:AS-PROVECTOR as-set: AS-PROVECTOR descr: List of all AS's and AS sets and accept from PROVECTOR tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: PROVECTOR-MNT created: 2009-04-24T19:47:09Z last-modified: 2020-01-18T07:25:47Z source: RIPE members: AS35745:as-provector 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: ****************************