These entries are queried from radb.net using whois, you can try my project getting these.
:AS32064 route: 147.9.0.0/16 descr: American University 4400 Massachusetts Avenue N.W. Washington, D.C. 20016-8019 USA admin-c: EW275-ARIN tech-c: JZP origin: AS32064 remarks: proxy-registered object for customer remarks: direct inquiries to eric [at] american.edu mnt-by: MAINT-AS6079 changed: stephen.griffin [at] rcn.com 20040305 changed: stephen.griffin [at] rcn.com 20040406 source: RADB last-modified: 2023-11-13T15:39:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.5.15.0/24 descr: Customer Prefix - American University origin: AS32064 mnt-by: MAINT-AS33597 changed: irr [at] inforelay.com 20191016 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.5.15.0/24 descr: AmericanUniversity origin: AS32064 mnt-by: MAINT-AS27506 changed: kmercer [at] lightower.com 20141121 source: RADB last-modified: 2023-11-13T15:47:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.142.116.0/22 descr: Proxy fbo CPWS (AS32064) origin: AS32064 remarks: Windstream Footprint mnt-by: MAINT-AS7029 changed: Matthew.Lovell [at] windstream.com 20150803 source: RADB last-modified: 2023-11-13T15:48:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:11a:6000::/44 descr: AmericanUniversity origin: AS32064 mnt-by: MAINT-AS27506 changed: kmercer [at] lightower.com 20141121 source: RADB last-modified: 2023-11-13T15:47:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source