These entries are queried from radb.net using whois, you can try my project getting these.
:AS20042 route: 23.130.216.0/24 origin: AS20042 descr: Route added by Astound Broadband on behalf of Grayson Collin Communications mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20221101 #16:26:51Z source: RADB last-modified: 2023-11-13T16:13:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.152.132.0/22 descr: Added by Grande Communications on behalf of GCEC Telecom origin: AS20042 mnt-by: MAINT-AS7459 changed: jack.stonebraker [at] mygrande.com 20141103 #16:39:58Z source: RADB last-modified: 2023-11-13T15:46:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 130.51.136.0/22 origin: AS20042 descr: Route added by Grande Communications on behalf of Graysom Collin Communications. mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20210325 #21:21:51Z source: RADB last-modified: 2023-11-13T16:05:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 142.202.45.0/24 origin: AS20042 descr: Route added by Grande Communications on behalf of GCEC mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20210208 #22:26:00Z source: RADB last-modified: 2023-11-13T16:03:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.248.12.0/22 descr: GCEC Telecom origin: AS20042 mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20131206 #21:46:56Z source: RADB last-modified: 2023-11-13T15:45:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.253.216.0/22 descr: Route Object built on behalf of GCEC origin: AS20042 mnt-by: MAINT-AS7459 changed: jack.stonebraker [at] mygrande.com 20140401 #15:30:16Z source: RADB last-modified: 2023-11-13T15:46:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 167.170.98.0/24 origin: AS20042 descr: Router added by Grande Communications on behalf of GCEC mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20210208 #22:25:05Z source: RADB last-modified: 2023-11-13T16:03:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.14.24.0/21 descr: Added by Grande Communications on behalf of GCEC Telecom. origin: AS20042 mnt-by: MAINT-AS7459 changed: jack.stonebraker [at] mygrande.com 20130719 #16:37:54Z source: RADB last-modified: 2023-11-13T15:45:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.17.200.0/22 descr: Added by Grande Communications on behalf of GCEC Telecom. origin: AS20042 mnt-by: MAINT-AS7459 changed: jack.stonebraker [at] mygrande.com 20130719 #16:37:24Z source: RADB last-modified: 2023-11-13T15:45:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.67.96.0/21 descr: Added by Grande Communications on behalf of GCEC Telecom. origin: AS20042 mnt-by: MAINT-AS7459 changed: jack.stonebraker [at] mygrande.com 20130719 #16:36:33Z source: RADB last-modified: 2023-11-13T15:45:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.177.72.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS20042 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2607:5d80::/32 origin: AS20042 descr: Route added by Grande Communications on behalf of Grayson Collin Communications mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20210311 #21:08:38Z source: RADB last-modified: 2023-11-13T16:05:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source