These entries are queried from radb.net using whois, you can try my project getting these.
:AS46620 route: 162.82.0.0/16 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS46620 remarks: Proxy Add for EDIA Customer Beaumont mnt-by: MAINT-AS7922 changed: robert_beauvais [at] cable.comcast.com 20120323 #18:48:12Z source: RADB last-modified: 2023-11-13T15:54:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.82.200.0/24 descr: Comcast Cable Communications, Inc. origin: AS46620 remarks: Proxy add for EDIA customer William Beaumont Hospital mnt-by: MAINT-AS7922 changed: michael_erickson2 [at] cable.comcast.com 20171114 source: RADB last-modified: 2023-11-13T15:54:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source