These entries are queried from radb.net using whois, you can try my project getting these.
:AS26364 route: 192.158.0.0/24 descr: ADDED FOR - AS26364 origin: AS26364 notify: noc [at] 123.net mnt-by: I123-MNT changed: rpd [at] 123.net 20190316 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.158.0.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS26364 remarks: Proxy add for EDIA customer RDV Corporation mnt-by: MAINT-AS7922 changed: scott_mccormick2 [at] cable.comcast.com 20151216 source: RADB last-modified: 2023-11-13T15:54:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source