These entries are queried from radb.net using whois, you can try my project getting these.
:AS397045 route: 199.233.129.0/24 origin: AS397045 descr: DBMGMT-NET-1 member-of: RS-DBMGMT admin-c: IPADM694-ARIN tech-c: JOSTS-ARIN notify: ip.admin [at] d-brown.com mnt-by: MAINT-AS397045 changed: steve.j [at] dbmteam.com 20230510 #01:26:40Z source: RADB last-modified: 2023-11-13T16:17:10Z rpki-ov-state: valid route: 199.233.129.0/24 origin: AS397045 descr: D. Brown Management PO BOX 1296 Lodi CA 95241 United States member-of: RS-DBMGMT admin-c: IPADM694-ARIN tech-c: JOSTS-ARIN tech-c: NOC31826-ARIN mnt-by: MNT-DBM-28 created: 2023-05-10T01:57:55Z last-modified: 2023-05-11T01:22:41Z source: ARIN rpki-ov-state: valid route6: 2602:801:6000::/44 origin: AS397045 descr: D. Brown Management PO BOX 1296 Lodi CA 95241 United States member-of: RS-DBMGMT admin-c: IPADM694-ARIN tech-c: JOSTS-ARIN tech-c: NOC31826-ARIN mnt-by: MNT-DBM-28 created: 2023-05-10T01:58:43Z last-modified: 2023-05-11T01:22:53Z source: ARIN rpki-ov-state: valid route6: 2602:801:6000::/44 origin: AS397045 descr: DBMGMT-NET6-1 member-of: RS-DBMGMT admin-c: IPADM694-ARIN tech-c: JOSTS-ARIN notify: ip.admin [at] d-brown.com mnt-by: MAINT-AS397045 changed: steve.j [at] dbmteam.com 20230510 #01:27:01Z source: RADB last-modified: 2023-11-13T16:17:10Z rpki-ov-state: valid