These entries are queried from radb.net using whois, you can try my project getting these.
:AS16384 route: 64.25.221.0/24 descr: St Michael's College origin: AS16384 mnt-by: MAINT-TVC changed: ip-admin [at] tvc-ip.com 20140606 source: ALTDB rpki-ov-state: valid route: 192.80.64.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS16384 remarks: Proxy add for EDIA customer Saint Michaels College mnt-by: MAINT-AS7922 changed: scott_mccormick2 [at] cable.comcast.com 20150721 source: RADB last-modified: 2023-11-13T15:54:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source