These entries are queried from radb.net using whois, you can try my project getting these.
:AS397886 route: 69.194.184.0/23 origin: AS397886 descr: SUPERnet mnt-by: MAINT-AS16905 changed: david.nichols [at] tx-learn.net 20200119 #04:32:01Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 139.180.56.0/24 origin: AS397886 descr: SUPERnet mnt-by: MAINT-AS16905 changed: david.nichols [at] tx-learn.net 20200119 #04:33:17Z source: RADB last-modified: 2023-11-13T15:59:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.16.96.0/22 origin: AS397886 mnt-by: MNT-SUTPERN descr: SUPERNet Aggregate tech-c: ROBER1667-ARIN admin-c: ROBER1667-ARIN source: ARIN created: 2020-07-02T19:30:08Z last-modified: 2020-07-02T19:30:08Z rpki-ov-state: valid route: 192.16.96.0/22 origin: AS397886 descr: SUPERNET proxy registered by LEARN mnt-by: MAINT-AS16905 changed: byron.hicks [at] tx-learn.net 20200629 #20:10:57Z source: RADB last-modified: 2023-11-13T16:01:09Z rpki-ov-state: valid route: 192.16.96.0/24 origin: AS397886 mnt-by: MNT-SUTPERN descr: Allocated prefix 1 tech-c: ROBER1667-ARIN admin-c: ROBER1667-ARIN source: ARIN created: 2020-07-02T19:32:37Z last-modified: 2020-07-02T19:32:37Z rpki-ov-state: valid route: 192.16.97.0/24 origin: AS397886 mnt-by: MNT-SUTPERN descr: Allocated prefix 2 tech-c: ROBER1667-ARIN admin-c: ROBER1667-ARIN source: ARIN created: 2020-07-02T19:33:42Z last-modified: 2020-07-02T19:33:42Z rpki-ov-state: valid route: 192.16.97.0/24 descr: SUPERNET origin: AS397886 mnt-by: TLSN-MNT changed: jrobinson2524 [at] gmail.com 20220614 source: LEVEL3 rpki-ov-state: valid route: 192.16.98.0/24 origin: AS397886 mnt-by: MNT-SUTPERN descr: Allocated prefix 3 tech-c: ROBER1667-ARIN admin-c: ROBER1667-ARIN source: ARIN created: 2020-07-02T19:35:36Z last-modified: 2020-07-02T19:35:36Z rpki-ov-state: valid route: 192.16.99.0/24 origin: AS397886 mnt-by: MNT-SUTPERN descr: Allocated prefix 4 tech-c: ROBER1667-ARIN admin-c: ROBER1667-ARIN source: ARIN created: 2020-07-02T19:36:40Z last-modified: 2020-07-02T19:36:40Z rpki-ov-state: valid route: 192.16.99.0/24 descr: SUPERNET origin: AS397886 mnt-by: TLSN-MNT changed: jrobinson2524 [at] gmail.com 20220614 source: LEVEL3 rpki-ov-state: valid