These entries are queried from radb.net using whois, you can try my project getting these.
:AS393939 route: 72.50.228.0/24 origin: AS393939 descr: Proxy : RUFFALO NOEL LEVITZ LLC mnt-by: MAINT-AS14230 changed: kgephart [at] involta.com 20201120 #21:00:38Z source: RADB last-modified: 2023-11-13T16:03:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.231.214.0/24 descr: Proxy fbo Ruffalo Noel Levitx origin: AS393939 remarks: Windstream Footprint mnt-by: MAINT-AS7029 changed: Harley.Babeu [at] windstream.com 20180518 source: RADB last-modified: 2023-11-13T15:53:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source