These entries are queried from radb.net using whois, you can try my project getting these.
:AS51180 route: 91.241.96.0/19 descr: Lanet Network Customers Route origin: AS51180 notify: lir [at] lanet.ua mnt-by: LANET-MNT created: 2019-10-30T09:16:06Z last-modified: 2019-10-30T09:16:06Z 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: ****************************