These entries are queried from radb.net using whois, you can try my project getting these.
:AS-LEVEL7 as-set: AS-LEVEL7 descr: Level7 S.r.l. AS-SET remarks: ---------------------------------------------------------------- remarks: SPAM and/or abuse compliant must mailed to abuse [at] level7.it remarks: ---------------------------------------------------------------- remarks: Send trouble, queries or problems to noc [at] level7.it remarks: ---------------------------------------------------------------- members: AS197506 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: LEVEL7-MNT created: 2021-02-10T10:39:52Z last-modified: 2021-02-10T10:43:19Z 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: ****************************