These entries are queried from radb.net using whois, you can try my project getting these.
:AS8122 route: 165.190.0.0/16 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS8122 remarks: Proxy add for customer IPTV-DUQUESNE UNIVERSITY mnt-by: MAINT-AS7922 changed: chris_johnson8 [at] cable.comcast.com 20170331 source: RADB last-modified: 2023-11-13T15:54:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.135.79.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS8122 remarks: Proxy add for customer IPTV-DUQUESNE UNIVERSITY mnt-by: MAINT-AS7922 changed: chris_johnson8 [at] cable.comcast.com 20170331 source: RADB last-modified: 2023-11-13T15:54:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.135.213.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS8122 remarks: Proxy add for customer IPTV-DUQUESNE UNIVERSITY mnt-by: MAINT-AS7922 changed: chris_johnson8 [at] cable.comcast.com 20170331 source: RADB last-modified: 2023-11-13T15:54:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source