These entries are queried from radb.net using whois, you can try my project getting these.
:AS12056 route: 23.252.208.0/20 descr: Texas Lone Star Network origin: AS12056 mnt-by: TLSN-MNT changed: jrobinson2524 [at] gmail.com 20200505 source: LEVEL3 rpki-ov-state: valid route: 64.130.80.0/20 descr: RR-RC-Yucca Telecom/NTS Communications-North Texas origin: AS12056 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.185.56.0/24 descr: RR-RC-Yucca Telecom/NTS Communications-North Texas origin: AS12056 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.185.61.0/24 descr: RR-RC-Yucca Telecom/NTS Communications-North Texas origin: AS12056 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 172.97.0.0/21 descr: update route origin: AS12056 mnt-by: TLSN-MNT changed: jrobinson2524 [at] gmail.com 20200612 source: LEVEL3 rpki-ov-state: valid route: 172.97.0.0/24 descr: update route origin: AS12056 mnt-by: TLSN-MNT changed: jrobinson2524 [at] gmail.com 20200612 source: LEVEL3 rpki-ov-state: valid route: 172.97.1.0/24 descr: update route Yuca origin: AS12056 mnt-by: TLSN-MNT changed: jrobinson2524 [at] gmail.com 20200612 source: LEVEL3 rpki-ov-state: valid route: 172.97.2.0/24 descr: update Yuca origin: AS12056 mnt-by: TLSN-MNT changed: jrobinson2524 [at] gmail.com 20200612 source: LEVEL3 rpki-ov-state: valid route: 172.97.3.0/24 descr: update Yuca origin: AS12056 mnt-by: TLSN-MNT changed: jrobinson2524 [at] gmail.com 20200612 source: LEVEL3 rpki-ov-state: valid route: 172.97.4.0/24 descr: update Yuca origin: AS12056 mnt-by: TLSN-MNT changed: jrobinson2524 [at] gmail.com 20200612 source: LEVEL3 rpki-ov-state: valid route: 172.97.5.0/24 descr: update Yuca origin: AS12056 mnt-by: TLSN-MNT changed: jrobinson2524 [at] gmail.com 20200612 source: LEVEL3 rpki-ov-state: valid route: 172.97.6.0/24 descr: update Yuca origin: AS12056 mnt-by: TLSN-MNT changed: jrobinson2524 [at] gmail.com 20200612 source: LEVEL3 rpki-ov-state: valid route: 172.97.7.0/24 descr: update Yuca origin: AS12056 mnt-by: TLSN-MNT changed: jrobinson2524 [at] gmail.com 20200612 source: LEVEL3 rpki-ov-state: valid route: 216.167.144.0/23 descr: RR-RC-Yucca Telecom/NTS Communications-North Texas origin: AS12056 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.167.167.0/24 descr: RR-RC-Yucca Telecom/NTS Communications-North Texas origin: AS12056 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source