These entries are queried from radb.net using whois, you can try my project getting these.
:AS26265 route: 23.29.16.0/22 descr: RR-RC-Hypercube LLC-North Texas origin: AS26265 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 23.29.21.0/24 origin: AS26265 descr: New York City switch site admin-c: ARINT78-ARIN tech-c: ARINT78-ARIN mnt-by: MNT-HL-1 created: 2022-03-07T21:17:42Z last-modified: 2022-05-18T20:54:19Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 23.29.23.0/24 origin: AS26265 descr: Atlanta switch site admin-c: ARINT78-ARIN tech-c: ARINT78-ARIN mnt-by: MNT-HL-1 created: 2022-03-07T21:21:45Z last-modified: 2022-05-18T20:54:19Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 23.29.25.0/24 origin: AS26265 descr: Chicago switch site admin-c: ARINT78-ARIN tech-c: ARINT78-ARIN mnt-by: MNT-HL-1 created: 2022-03-07T21:23:52Z last-modified: 2022-05-18T20:54:19Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 23.29.27.0/24 origin: AS26265 descr: Dallas switch site admin-c: ARINT78-ARIN tech-c: ARINT78-ARIN mnt-by: MNT-HL-1 created: 2022-03-07T21:24:42Z last-modified: 2022-05-18T20:54:19Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 23.29.31.0/24 origin: AS26265 descr: Los Angeles switch site admin-c: ARINT78-ARIN tech-c: ARINT78-ARIN mnt-by: MNT-HL-1 created: 2022-03-07T21:25:27Z last-modified: 2022-05-18T20:54:19Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 97.77.88.0/24 descr: RR-RC-Hypercube LLC-North Texas origin: AS26265 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:02Z rpki-ov-state: valid