These entries are queried from radb.net using whois, you can try my project getting these.
:AS46830 route: 168.9.212.0/23 descr: Proxy Record for Gwinnett County Public Schools remarks: Board of Regents of the University System of Georgia remarks: 2500 Daniells Bridge Rd. remarks: Athens, GA 30606 origin: AS46830 mnt-by: MAINT-AS3479 changed: nss-eng [at] usg.edu 20220118 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.9.212.0/24 origin: AS46830 descr: Gwinnett Route Object mnt-by: MAINT-AS55002 changed: netops [at] defense.net 20201017 #06:46:07Z source: RADB last-modified: 2023-11-13T16:02:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.9.213.0/24 descr: Proxy Record for Gwinnett County Public Schools remarks: Board of Regents of the University System of Georgia remarks: 2500 Daniells Bridge Rd. remarks: Athens, GA 30606 origin: AS46830 mnt-by: MAINT-AS3479 changed: nss-eng [at] usg.edu 20220118 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.9.213.0/24 origin: AS46830 descr: Gwinnett Proxy Route Object admin-c: netops-defense tech-c: netops-defense notify: netops [at] defense.net mnt-by: MAINT-AS55002 changed: netops [at] defense.net 20220411 #14:31:31Z source: RADB last-modified: 2023-11-13T16:10:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.119.28.0/22 origin: AS46830 descr: Gwinnett County Public Schools 437 Old Peachtree Road NW Suwanee GA 30024-2978 United States admin-c: NRA19-ARIN tech-c: NRA19-ARIN mnt-by: MNT-GWINN-3 created: 2023-01-26T14:34:11Z last-modified: 2023-01-26T14:34:11Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.119.28.0/22 descr: Gwinnett County Public Schools origin: AS46830 mnt-by: MAINT-CHTR-WD changed: john.abeln [at] chartercom.com 20091028 source: RADB last-modified: 2023-11-13T16:11:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source