These entries are queried from radb.net using whois, you can try my project getting these.
:AS12233 route: 63.211.50.0/23 descr: TOTALTEL-CUST-AGG-2 origin: AS12233 mnt-by: TOTALTEL-MNT changed: srezsute [at] uucom.com 19991020 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 172.82.0.0/24 origin: AS12233 descr: MCC admin-c: EMMON3-ARIN tech-c: EMMON3-ARIN mnt-by: MNT-RC-983 created: 2023-07-04T03:24:02Z last-modified: 2023-07-04T03:24:02Z source: ARIN rpki-ov-state: valid route: 208.47.170.0/23 descr: TOTALTEL-CUST-AGG-Q1 origin: AS12233 mnt-by: TOTALTEL-MNT changed: srezsute [at] uucom.com 19991028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.47.172.0/23 descr: TOTALTEL-CUST-AGG-Q2 origin: AS12233 mnt-by: TOTALTEL-MNT changed: srezsute [at] uucom.com 19991028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.47.176.0/21 descr: TOTALTEL-CUST-AGG-Q3 origin: AS12233 mnt-by: TOTALTEL-MNT changed: srezsute [at] uucom.com 19991028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.47.184.0/22 descr: TOTALTEL-CUST-AGG-Q4 origin: AS12233 mnt-by: TOTALTEL-MNT changed: srezsute [at] uucom.com 19991028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.244.166.0/23 descr: TOTALTEL-POP-AGG-1 origin: AS12233 mnt-by: TOTALTEL-MNT changed: srezsute [at] uucom.com 19990529 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.246.112.0/22 descr: TOTALTEL-CUST-AGG-1 origin: AS12233 mnt-by: TOTALTEL-MNT changed: srezsute [at] uucom.com 19990602 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source