These entries are queried from radb.net using whois, you can try my project getting these.
:AS53942 route: 64.38.108.0/23 origin: AS53942 descr: Cordova Telephone Cooperative, INC 611 Second Street PO BOX 459 Cordova AK 99574 United States admin-c: CTCAD-ARIN tech-c: CTCAD-ARIN mnt-by: MNT-CTC-155 created: 2023-03-02T21:57:19Z last-modified: 2023-12-05T20:33:56Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.38.108.0/23 origin: AS53942 descr: NET-64-38-108-0-1 notify: sys.admin [at] acsalaska.net mnt-by: MAINT-ACS changed: tom.simes [at] acsalaska.com 20220404 #16:10:14Z source: RADB last-modified: 2023-11-13T16:10:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.189.128.0/22 origin: AS53942 descr: Cordova Telephone Cooperative, INC 611 Second Street PO BOX 459 Cordova AK 99574 United States admin-c: CTCAD-ARIN tech-c: CTCAD-ARIN mnt-by: MNT-CTC-155 created: 2023-03-02T21:53:18Z last-modified: 2023-12-05T20:33:56Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.189.128.0/22 descr: NET-CTC-1 origin: AS53942 notify: sys.admin [at] acsalaska.net mnt-by: MAINT-ACS changed: tom.simes [at] acsalaska.net 20110817 #22:07:12Z source: RADB last-modified: 2023-11-13T15:41:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.229.106.0/23 origin: AS53942 descr: Cordova Telephone Cooperative, INC 611 Second Street PO BOX 459 Cordova AK 99574 United States admin-c: CTCAD-ARIN tech-c: CTCAD-ARIN mnt-by: MNT-CTC-155 created: 2023-03-02T21:53:59Z last-modified: 2023-12-05T20:33:56Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.229.106.0/23 descr: NET-207-229-106-0-1 origin: AS53942 notify: sys.admin [at] acsalaska.net mnt-by: MAINT-ACS changed: tom.simes [at] acsalaska.com 20171005 #15:44:30Z source: RADB last-modified: 2023-11-13T15:51:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source