These entries are queried from radb.net using whois, you can try my project getting these.
:AS394944 route: 198.204.14.0/23 descr: Comcast Cable Communications, Inc 1800 Bishops Gate Blvd Mount Laurel, NJ 08054 origin: AS394944 remarks: Proxy cust for EDI CCC Information Services mnt-by: MAINT-AS7922 changed: courtney_smith [at] cable.comcast.com 20170426 #19:44:34Z source: RADB last-modified: 2023-11-13T15:54:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source