These entries are queried from radb.net using whois, you can try my project getting these.
:AS394747 route: 149.165.250.0/23 origin: AS394747 descr: NCAA Indiana Gigapop admin-c: TJ040-ARIN tech-c: TJ040-ARIN remarks: NCAA remarks: contact noc [at] indiana.gigapop.net if you have questions about this object. remarks: abuse contact is abuse [at] indiana.edu. mnt-by: MAINT-IU changed: wtjohnso [at] globalnoc.iu.edu 20190214 #15:19:33Z source: RADB last-modified: 2023-11-13T15:55:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 149.165.250.0/24 origin: AS394747 descr: NCAA Indiana Gigapop admin-c: TJ040-ARIN tech-c: TJ040-ARIN remarks: NCAA remarks: contact noc [at] indiana.gigapop.net if you have questions about this object. remarks: abuse contact is abuse [at] indiana.edu. mnt-by: MAINT-IU changed: wtjohnso [at] globalnoc.iu.edu 20190214 #15:18:30Z source: RADB last-modified: 2023-11-13T15:55:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 149.165.251.0/24 descr: NCAA Indiana Gigapop origin: AS394747 remarks: NCAA remarks: contact noc [at] indiana.gigapop.net if you have questions about this object. remarks: abuse contact is abuse [at] indiana.edu. mnt-by: MAINT-IU changed: wtjohnso [at] globalnoc.iu.edu 20170712 #23:52:45Z source: RADB last-modified: 2023-11-13T15:51:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source