These entries are queried from radb.net using whois, you can try my project getting these.
:AS10355 route: 8.39.176.0/21 descr: Digital Service Consultants origin: AS10355 mnt-by: DSC-MNT changed: scott.harvey [at] level3.com 20131016 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 8.39.176.0/21 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-77 created: 2023-07-02T08:53:46Z last-modified: 2023-07-25T06:48:18Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.24.0.0/20 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-17 created: 2023-07-02T08:52:41Z last-modified: 2023-07-25T06:48:42Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.216.93.0/24 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-77 created: 2023-07-02T08:54:20Z last-modified: 2023-07-25T06:48:18Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.216.93.0/24 descr: Digital Service Consultants origin: AS10355 mnt-by: DSC-MNT changed: stephanie.lee [at] level3.com 20041028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.31.21.0/24 descr: Digital Service Consultants origin: AS10355 mnt-by: DSC-MNT changed: ipadmin [at] lumen.com 20221108 source: LEVEL3 last-modified: 2022-11-08T17:13:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.31.21.0/24 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-77 created: 2023-07-02T08:54:40Z last-modified: 2023-07-25T06:48:18Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.78.8.0/21 descr: Digital Service Consultants origin: AS10355 mnt-by: DSC-MNT changed: stephanie.lee [at] level3.com 20041028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.78.8.0/21 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-77 created: 2023-07-02T08:55:05Z last-modified: 2023-07-25T06:48:18Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.78.96.0/20 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-77 created: 2023-07-02T08:55:37Z last-modified: 2023-07-25T06:48:18Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.78.96.0/20 descr: Digital Service Consultants origin: AS10355 mnt-by: DSC-MNT changed: stephanie.lee [at] level3.com 20041028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.79.88.0/21 descr: Digital Service Consultants origin: AS10355 mnt-by: DSC-MNT changed: stephanie.lee [at] level3.com 20041028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.79.88.0/21 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-77 created: 2023-07-02T08:56:02Z last-modified: 2023-07-25T06:48:18Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.120.28.0/22 descr: Digital Service Consultants origin: AS10355 mnt-by: DSC-MNT changed: ipadmin [at] lumen.com 20221108 source: LEVEL3 last-modified: 2022-11-08T17:13:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.120.28.0/22 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-77 created: 2023-07-02T08:56:46Z last-modified: 2023-07-25T06:48:18Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.120.198.0/23 descr: Digital Service Consultants origin: AS10355 mnt-by: DSC-MNT changed: stephanie.lee [at] level3.com 20041028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.120.198.0/23 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-77 created: 2023-07-02T08:57:07Z last-modified: 2023-07-25T06:48:18Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.120.200.0/24 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-77 created: 2023-07-02T08:57:37Z last-modified: 2023-07-25T06:48:18Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.120.200.0/24 descr: Digital Service Consultants origin: AS10355 mnt-by: DSC-MNT changed: stephanie.lee [at] level3.com 20041028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.49.88.0/22 descr: Digital Service Consultants origin: AS10355 mnt-by: DSC-MNT changed: stephanie.lee [at] level3.com 20041028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.49.88.0/22 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-17 created: 2023-07-02T08:58:11Z last-modified: 2023-07-25T06:48:42Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.49.172.0/22 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-17 created: 2023-07-02T08:58:35Z last-modified: 2023-07-25T06:48:42Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.49.172.0/22 descr: Digital Service Consultants origin: AS10355 mnt-by: DSC-MNT changed: stephanie.lee [at] level3.com 20041028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.116.0.0/21 descr: Digital Service Consultants origin: AS10355 mnt-by: DSC-MNT changed: stephanie.lee [at] level3.com 20041028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.116.0.0/21 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-17 created: 2023-07-02T08:58:57Z last-modified: 2023-07-25T06:48:42Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.5.16.0/20 origin: AS10355 descr: DSC admin-c: BRAND312-ARIN tech-c: NOC33581-ARIN mnt-by: MNT-DSC-17 created: 2023-07-02T08:59:21Z last-modified: 2023-07-25T06:48:42Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.5.16.0/20 descr: Digital Service Consultants origin: AS10355 mnt-by: DSC-MNT changed: stephanie.lee [at] level3.com 20041028 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source