These entries are queried from radb.net using whois, you can try my project getting these.
:AS33264 route: 192.81.116.0/22 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS33264 remarks: Proxy for EDI customer=20 mnt-by: MAINT-AS7922 changed: courtney_smith [at] nospamhere.cable.comcast.com 20150408 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: 206.15.166.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS33264 remarks: Proxy add for EDIA customer Broadvoice mnt-by: MAINT-AS7922 changed: christopher_dotson3 [at] comcast.com 20191105 source: RADB last-modified: 2023-11-13T15:58:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.15.167.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS33264 remarks: Proxy add for EDIA customer Broadvoice mnt-by: MAINT-AS7922 changed: christopher_dotson3 [at] comcast.com 20191105 source: RADB last-modified: 2023-11-13T15:58:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source