These entries are queried from radb.net using whois, you can try my project getting these.
:AS16830 route: 38.133.176.0/24 descr: EIS group NY4 from COGENT origin: AS16830 remarks: this is COGENT network will be used to renumber remarks: from Highwind mnt-by: MAINT-EISGROUP-NTT changed: kpack [at] us.ntt.net 20181030 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 63.251.228.0/24 descr: PNAP-SFJ portera origin: AS16830 mnt-by: MAINT-AS1828 changed: donn [at] internap.com 20000705 source: RADB last-modified: 2023-11-13T16:14:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.95.128.0/24 descr: PNAP-SFJ portera origin: AS16830 mnt-by: MAINT-AS1828 changed: jmontoya [at] internap.com 20010216 source: RADB last-modified: 2023-11-13T16:14:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.145.85.0/24 descr: Expert Markets Proxy Route origin: AS16830 mnt-by: BANDCON-MNT changed: neteng [at] bandcon.com 20100803 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.145.85.0/24 descr: EIS group NY4 from HighWind origin: AS16830 remarks: this is HighWind network, which will be renumbered remarks: to 38.133.176.0 until 20190131 mnt-by: MAINT-EISGROUP-NTT changed: kpack [at] us.ntt.net 20181030 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 65.49.55.0/24 origin: AS16830 descr: NET-65-49-55-0-24-AS16830 admin-c: ZH17-ARIN tech-c: ZH17-ARIN mnt-by: MNT-HURC source: ARIN created: 2022-01-20T20:20:18Z last-modified: 2022-01-20T20:20:18Z rpki-ov-state: valid route: 209.44.73.0/24 origin: AS16830 descr: Route Registered for Cogent Communications Customer - Exigen Insurance Solutions, Inc. geoidx: US mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20221019 #12:33:35Z source: RADB last-modified: 2023-11-13T16:12:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source