These entries are queried from radb.net using whois, you can try my project getting these.
:AS15088 route: 65.222.44.0/24 descr: RR-RC-First Network Group-Columbus origin: AS15088 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 74.115.180.0/22 descr: RR-RC-First Network Group-Columbus origin: AS15088 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:17Z rpki-ov-state: valid route: 74.115.180.0/22 origin: AS15088 descr: First Network Group, Inc. IPv4 Block remarks: Geofeed https://www.network1.net/geofeed.csv admin-c: FNGNC-ARIN tech-c: FNOC3-ARIN tech-c: RCA215-ARIN mnt-by: MNT-FNG-1 created: 2023-08-07T18:37:17Z last-modified: 2023-08-07T18:37:17Z source: ARIN rpki-ov-state: valid route: 75.114.0.0/15 descr: RR-RC-First Network Group-Columbus origin: AS15088 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:0:2e50::/44 origin: AS15088 descr: First Network Group, Inc. IPv6 Block admin-c: FNGNC-ARIN tech-c: FNOC3-ARIN tech-c: RCA215-ARIN mnt-by: MNT-FNG-1 created: 2023-08-07T18:38:38Z last-modified: 2023-08-07T18:38:38Z source: ARIN rpki-ov-state: valid route6: 2620:0:2e50::/44 descr: RR-RC-First Network Group-Columbus origin: AS15088 mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:17Z rpki-ov-state: valid route6: 2620:0:2e50::/48 descr: RR-RC-First Network Group-Columbus origin: AS15088 mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:01Z rpki-ov-state: valid route6: 2620:0:2e50::/48 origin: AS15088 descr: First Network Group, Inc. IPv6 Block admin-c: FNGNC-ARIN tech-c: FNOC3-ARIN tech-c: RCA215-ARIN mnt-by: MNT-FNG-1 created: 2023-06-13T19:21:36Z last-modified: 2023-06-13T19:21:36Z source: ARIN rpki-ov-state: valid