These entries are queried from radb.net using whois, you can try my project getting these.
:AS26330 route: 12.40.100.0/23 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS26330 remarks: Proxy for EDIA customer Avfuel mnt-by: MAINT-AS7922 changed: courtney_smith [at] nospamhere.cable.comcast.com 20120725 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: 204.61.218.0/23 descr: ADDED FOR - AS26330 origin: AS26330 notify: noc [at] 123.net mnt-by: I123-MNT changed: rpd [at] 123.net source: LEVEL3 last-modified: 2022-11-03T15:09:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.61.218.0/23 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS26330 remarks: Proxy for EDIA customer Avfuel mnt-by: MAINT-AS7922 changed: courtney_smith [at] nospamhere.cable.comcast.com 20120725 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: 216.207.194.0/24 descr: ADDED FOR AS26330 origin: AS26330 mnt-by: I123-MNT changed: rpd [at] 123.net 20090128 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.207.194.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS26330 remarks: Proxy for EDIA customer Avfuel mnt-by: MAINT-AS7922 changed: courtney_smith [at] nospamhere.cable.comcast.com 20120725 source: RADB last-modified: 2023-11-13T15:54:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source