These entries are queried from radb.net using whois, you can try my project getting these.
:AS31973 route: 12.25.154.0/24 descr: AT&T provided subnet origin: AS31973 mnt-by: MAINT-AS31973 changed: cdetroye [at] wpsic.com 20090527 #19:15:58Z source: RADB last-modified: 2023-11-13T15:51:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 12.181.161.0/24 descr: AT&T provided subnet origin: AS31973 mnt-by: MAINT-AS31973 changed: cdetroye [at] wpsic.com 20040526 #22:33:52(UTC) source: RADB last-modified: 2023-11-13T15:51:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 75.141.68.0/24 mnt-by: MAINT-CHTR-WD origin: AS31973 descr: RR-RC-CHTR-WISCONSIN PHYSICIANS SERVICE INSURANCE CORP-Central admin-c: IPADD1-ARIN tech-c: IPADD1-ARIN changed: PublicIPAdressing [at] charter.com 20230621 source: RADB last-modified: 2023-11-13T16:17:31Z rpki-ov-state: valid