These entries are queried from radb.net using whois, you can try my project getting these.
:AS63213 route: 23.83.216.0/22 origin: AS63213 descr: Mailchannels mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20230927 #19:37:09Z source: RADB last-modified: 2023-11-13T16:18:46Z rpki-ov-state: valid route: 23.83.220.0/23 origin: AS63213 descr: Ast 03 admin-c: ADMIN5153-ARIN tech-c: OPS19-ARIN mnt-by: MNT-MC-733 created: 2024-03-18T20:12:07Z last-modified: 2024-03-18T20:12:07Z source: ARIN rpki-ov-state: valid route: 23.83.220.0/23 origin: AS63213 descr: Mailchannels mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20240318 # 2207Z source: RADB last-modified: 2024-03-18T22:07:52Z rpki-ov-state: valid route: 23.83.222.0/24 origin: AS63213 descr: Mailchannels mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20240318 # 2208Z source: RADB last-modified: 2024-03-18T22:08:54Z rpki-ov-state: valid route: 23.83.222.0/24 origin: AS63213 descr: AST 3.2 admin-c: ADMIN5153-ARIN tech-c: OPS19-ARIN mnt-by: MNT-MC-733 created: 2024-03-18T20:14:43Z last-modified: 2024-03-18T20:14:43Z source: ARIN rpki-ov-state: valid route: 23.83.223.0/24 origin: AS63213 descr: Mailchannels mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20230529 #17:27:28Z source: RADB last-modified: 2023-11-13T16:17:23Z rpki-ov-state: valid route: 44.31.10.0/24 origin: AS63213 descr: Hynes Group mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20211018 #20:13:19Z source: RADB last-modified: 2023-11-13T16:08:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 65.38.38.0/23 origin: AS63213 descr: Astute Hosting Incorporated mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20231016 #16:17:19Z source: RADB last-modified: 2023-11-13T16:19:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 102.177.176.0/20 origin: AS63213 descr: Holynova mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20211109 #21:15:19Z source: RADB last-modified: 2023-11-13T16:08:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.37.73.0/24 descr: MicroServers Incorporated origin: AS63213 mnt-by: MAINT-AS54527 changed: han [at] astutehosting.com 20141219 #10:41:08Z source: RADB last-modified: 2023-11-13T15:47:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.194.4.0/24 origin: AS63213 descr: Infocube mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20240303 # 1602Z source: RADB last-modified: 2024-03-03T16:02:59Z rpki-ov-state: valid route: 104.255.8.0/23 descr: Astute Hosting Incorporated origin: AS63213 mnt-by: MAINT-AS54527 changed: han [at] astutehosting.com 20150605 #18:50:54Z source: RADB last-modified: 2023-11-13T15:47:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.255.10.0/23 descr: MicroServers Incorporated origin: AS63213 mnt-by: MAINT-AS54527 changed: han [at] astutehosting.com 20150113 #02:01:50Z source: RADB last-modified: 2023-11-13T15:47:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.255.10.0/24 origin: AS63213 descr: Astute Internet Seattle mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20200810 #14:54:31Z source: RADB last-modified: 2023-11-13T16:01:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 142.147.82.0/24 origin: AS63213 descr: Astute Hosting Incorporated mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20200211 #02:05:59Z source: RADB last-modified: 2023-11-13T15:59:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.3.112.0/23 origin: AS63213 descr: Holynova mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20220124 #20:42:56Z source: RADB last-modified: 2023-11-13T16:09:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.3.112.0/24 origin: AS63213 descr: Holynova mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20220124 #20:46:46Z source: RADB last-modified: 2023-11-13T16:09:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.3.113.0/24 origin: AS63213 descr: Holynova mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20220124 #20:47:18Z source: RADB last-modified: 2023-11-13T16:09:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 154.39.78.0/24 origin: AS63213 descr: Holinova mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20220509 #16:42:51Z source: RADB last-modified: 2023-11-13T16:10:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.213.159.0/24 descr: Astute Hosting Incorporated Value Network origin: AS63213 mnt-by: MAINT-AS54527 changed: han [at] astutehosting.com 20150605 #18:51:45Z source: RADB last-modified: 2023-11-13T15:47:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.245.144.0/23 descr: Astute Hosting Incorporated Value Network origin: AS63213 mnt-by: MAINT-AS54527 changed: han [at] astutehosting.com 20150605 #18:52:49Z source: RADB last-modified: 2023-11-13T15:47:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.140.182.0/24 origin: AS63213 descr: Hynes Group mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20211018 #20:14:07Z source: RADB last-modified: 2023-11-13T16:08:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.196.6.0/23 descr: Astute Hosting Incorporated Value Network origin: AS63213 mnt-by: MAINT-AS54527 changed: han [at] astutehosting.com 20150714 #00:54:21Z source: RADB last-modified: 2023-11-13T15:47:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2607:d500:203::/48 origin: AS63213 descr: Vancouver Value customers mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20220518 #15:42:59Z source: RADB last-modified: 2023-11-13T16:11:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2607:d500:303::/48 origin: AS63213 descr: Seattle Value customers mnt-by: MAINT-AS54527 changed: admin [at] astutehosting.com 20200716 #19:39:59Z source: RADB last-modified: 2023-11-13T16:01:13Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source