These entries are queried from radb.net using whois, you can try my project getting these.
:AS33303 route: 162.212.36.0/24 origin: AS33303 mnt-by: MNT-BL-836 descr: Buzmo, LLC sfo2 tech-c: NETWO8632-ARIN admin-c: NETWO8632-ARIN source: ARIN created: 2020-08-03T20:48:04Z last-modified: 2020-08-03T20:48:04Z rpki-ov-state: valid route: 204.10.72.0/22 descr: 204.10.72.0/22 route for Metrobridge Networks USA origin: AS33303 mnt-by: MAINT-AS33303 changed: cvadneau [at] metrobridge.com 20070424 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.10.72.0/24 descr: 204.10.72.0/24 route for Metrobridge Networks USA origin: AS33303 mnt-by: MAINT-AS33303 changed: cvadneau [at] metrobridge.com 20080226 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.10.73.0/24 descr: 204.10.73.0/24 route for Metrobridge Networks USA origin: AS33303 mnt-by: MAINT-AS33303 changed: cvadneau [at] metrobridge.com 20080226 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.10.74.0/24 descr: 204.10.74.0/24 route for Metrobridge Networks USA origin: AS33303 mnt-by: MAINT-AS33303 changed: cvadneau [at] metrobridge.com 20080226 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source