These entries are queried from radb.net using whois, you can try my project getting these.
:AS16575 route: 192.200.128.0/21 origin: AS16575 descr: Hanover College Indiana Higher Education Telecommunication System I-Light remarks: Hanover College remarks: contact noc [at] ilight.net if you have questions about this object remarks: abuse contact is abuse [at] iu.edu mnt-by: MAINT-IU changed: wtjohnso [at] globalnoc.iu.edu 20191021 #14:43:12Z source: RADB last-modified: 2023-11-13T15:58:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source