These entries are queried from radb.net using whois, you can try my project getting these.
:AS-TWITTER as-set: AS-TWITTER descr: Twitter members: AS13414, AS35995, AS54888, AS63179, AS63194 admin-c: NETWO3685-ARIN tech-c: NETWO3685-ARIN notify: noc [at] twitter.com mnt-by: MAINT-AS13414 changed: arad [at] twitter.com 20230106 #17:47:18Z source: RADB as-set: AS-TWITTER tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: bison123-mnt created: 2022-11-28T07:18:17Z last-modified: 2022-11-28T07:18:17Z 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: ****************************