These entries are queried from radb.net using whois, you can try my project getting these.
:AS-FORTIS as-set: AS-FORTIS descr: Fortis Datacenter members: AS50717 members: AS-DREAMLESS tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: SEVEREN-MNT mnt-by: FORT2-MNT created: 2010-02-27T10:25:38Z last-modified: 2013-12-13T10:55:38Z 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: **************************** as-set: AS-FORTIS descr: Fortis Telecom admin-c: Intelletrace Support tech-c: Arin Support notify: support [at] intelletrace.com mnt-by: MAINT-AS32504 changed: jj [at] intelletrace.com 20130925 #20:36:29Z source: RADB last-modified: 2023-11-13T15:45:38Z