These entries are queried from radb.net using whois, you can try my project getting these.
:AS393568 route: 199.253.112.0/20 descr: netblock 199.253.112.0/20 origin: AS393568 mnt-by: ITT-INC-MNT changed: ipadmin [at] lumen.com 20220707 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.253.112.0/20 descr: Proxy fbo ITT Gould pumps (AS393568) origin: AS393568 remarks: Paetec Footprint mnt-by: MAINT-AS7029 changed: Kyle.Fine [at] windstream.com 20140917 source: RADB last-modified: 2023-11-13T15:46:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source