These entries are queried from radb.net using whois, you can try my project getting these.
:AS393296 route: 195.252.210.0/23 origin: AS393296 descr: Metronet IP space allocated to customer Augustana University. admin-c: CIM5-ARIN tech-c: CIM5-ARIN tech-c: TIERI-ARIN mnt-by: MNT-CINER-3 created: 2022-10-27T20:51:42Z last-modified: 2022-11-11T15:37:11Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 195.252.210.0/23 origin: AS393296 descr: Metronet IP space allocated to customer Augustana University mnt-by: MAINT-AS30600 changed: lee.fawkes [at] metronetinc.com 20221027 #20:21:51Z source: RADB last-modified: 2023-11-13T16:12:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source