These entries are queried from radb.net using whois, you can try my project getting these.
:AS14034 route: 204.128.243.0/24 descr: Swire origin: AS14034 mnt-by: VERACITY-MNT changed: engineeringgroup [at] veracitynetworks.com 20110426 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.128.243.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS14034 remarks: Comcast Customer Swire mnt-by: MAINT-AS7922 changed: elizabeth_culley [at] cable.comcast.com 20110407 #19:22:12Z source: RADB last-modified: 2023-11-13T15:54:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source