These entries are queried from radb.net using whois, you can try my project getting these.
:AS395526 route: 139.60.36.0/22 descr: Frontier Communications (ARIN OrgID: FRTR) origin: AS395526 remarks: remarks: -- Operational Contacts -- remarks: Abuse / UCE: abuse [at] support.ftr.com remarks: NOC / Maint: support [at] support.ftr.com remarks: BGP Routing: bgp [at] support.ftr.com remarks: remarks: Proxy-registered route object remarks: for Frontier BGP customer remarks: mnt-by: MAINT-AS5650 changed: rickm [at] ftr.com 20170201 source: RADB last-modified: 2024-02-15T15:38:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 139.60.36.0/24 descr: RR-RC-REGAL BELOIT-Beloit origin: AS395526 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 139.60.37.0/24 descr: RR-RC-REGAL BELOIT-Beloit origin: AS395526 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 139.60.38.0/24 descr: RR-RC-REGAL BELOIT-Beloit origin: AS395526 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 139.60.39.0/24 descr: RR-RC-REGAL BELOIT-Beloit origin: AS395526 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 144.86.232.0/24 descr: RR-RC-REGAL BELOIT AMERICA-Central origin: AS395526 admin-c: IPADD1-ARIN tech-c: IPADD1-ARIN notify: PublicIPAdressing [at] charter.com mnt-by: MAINT-RR changed: PublicIPAdressing [at] charter.com 20220711 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: 144.86.233.0/24 descr: RR-RC-REGAL BELOIT AMERICA-Central origin: AS395526 admin-c: IPADD1-ARIN tech-c: IPADD1-ARIN notify: PublicIPAdressing [at] charter.com mnt-by: MAINT-RR changed: PublicIPAdressing [at] charter.com 20220711 source: RADB last-modified: 2023-11-13T16:15:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source