These entries are queried from radb.net using whois, you can try my project getting these.
:AS21947 route: 23.129.0.0/24 descr: Proxy object for Marcus Daly Memorial Hospital Corp. via Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS15305 changed: bgpadmin [at] syringanetworks.net 20180831 #20:34:04Z source: RADB last-modified: 2023-11-13T15:54:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.25.128.0/20 descr: Blackfoot Communications Missoula, MT origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20170207 #15:35:02Z source: RADB last-modified: 2023-11-13T15:50:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.25.128.0/20 origin: AS21947 descr: Blackfoot Communications admin-c: FEENS-ARIN tech-c: DOMBR8-ARIN tech-c: FEENS-ARIN tech-c: FLYNN168-ARIN tech-c: GRAYS80-ARIN mnt-by: MNT-BTC-13 created: 2023-06-05T18:25:06Z last-modified: 2023-06-05T18:25:06Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.25.134.0/24 descr: Avail Media origin: AS21947 mnt-by: MAINT-AS21947 changed: ipadmin [at] transaria.com 20110513 #14:52:38Z source: RADB last-modified: 2023-11-13T15:41:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 65.39.120.0/24 descr: TeleSystem Services origin: AS21947 mnt-by: MAINT-AS21947 changed: ipadmin [at] transaria.com 20120614 #14:49:38Z source: RADB last-modified: 2023-11-13T15:43:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.109.128.0/19 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20170124 #19:03:43Z source: RADB last-modified: 2023-11-13T15:50:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.109.128.0/19 origin: AS21947 descr: Blackfoot Communications admin-c: FEENS-ARIN tech-c: DOMBR8-ARIN tech-c: FEENS-ARIN tech-c: FLYNN168-ARIN tech-c: GRAYS80-ARIN mnt-by: MNT-BTC-13 created: 2023-06-05T18:19:02Z last-modified: 2023-06-05T18:19:02Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 69.51.64.0/18 origin: AS21947 descr: Blackfoot Communications admin-c: FEENS-ARIN tech-c: DOMBR8-ARIN tech-c: FEENS-ARIN tech-c: FLYNN168-ARIN tech-c: GRAYS80-ARIN mnt-by: MNT-BTC-13 created: 2023-06-05T18:17:56Z last-modified: 2023-06-05T18:17:56Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 69.51.64.0/18 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20170207 #15:36:37Z source: RADB last-modified: 2023-11-13T15:50:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 69.165.112.0/20 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20170207 #15:37:19Z source: RADB last-modified: 2023-11-13T15:50:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 128.254.208.0/24 origin: AS21947 descr: Advanced Stream Broadband remarks: added by Blackfoot on behalf of customer mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20221006 #15:24:22Z source: RADB last-modified: 2023-11-13T16:12:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.173.16.0/22 origin: AS21947 descr: Proxy object for Blackfoot Communications mnt-by: MAINT-AS15305 changed: bgpadmin [at] syringanetworks.net 20220321 #15:34:35Z source: RADB last-modified: 2023-11-13T16:10:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.150.152.0/21 origin: AS21947 descr: Blackfoot Communications admin-c: FEENS-ARIN tech-c: DOMBR8-ARIN tech-c: FEENS-ARIN tech-c: FLYNN168-ARIN tech-c: GRAYS80-ARIN mnt-by: MNT-BTC-13 created: 2023-06-05T18:21:24Z last-modified: 2023-06-05T18:21:24Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.150.152.0/21 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20140910 #16:01:15Z source: RADB last-modified: 2023-11-13T15:46:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.225.176.0/20 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20140910 #16:01:52Z source: RADB last-modified: 2023-11-13T15:46:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.225.188.0/22 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20160616 #14:21:04Z source: RADB last-modified: 2023-11-13T15:49:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.60.195.0/24 descr: Madison School District origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20140910 #16:03:14Z source: RADB last-modified: 2023-11-13T15:46:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.195.120.0/21 descr: Modwest, Inc. origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20141119 #20:20:58Z source: RADB last-modified: 2023-11-13T15:47:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.11.244.0/22 descr: Modwest, Inc. origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20141119 #20:18:59Z source: RADB last-modified: 2023-11-13T15:47:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.62.204.0/24 descr: Proxy-registered route object origin: AS21947 remarks: auto-generated route object remarks: this next line gives the robot something to recognize remarks: L'enfer, c'est les autres remarks: remarks: This route object is for a Level 3 customer route remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found, and remarks: since some Level 3 peers filter based on these objects remarks: this route may be rejected if this object is not created. remarks: remarks: Please contact dl-routing [at] lumen.com if you have any remarks: questions regarding this object. mnt-by: LEVEL3-MNT changed: roy [at] Level3.net 20060719 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.166.9.0/24 descr: Great Falls Clinic, LLP origin: AS21947 mnt-by: maint-as21947 changed: ipadmin [at] transaria.com 20080521 #17:52:27Z source: RADB last-modified: 2023-11-13T15:41:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.167.162.0/23 descr: Blackfoot Communications - Hellgate School origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20160502 #21:35:45Z source: RADB last-modified: 2023-11-13T15:49:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.77.162.0/23 descr: Blue Cross Blue Shield of Montana origin: AS21947 mnt-by: MAINT-AS21947 changed: ipadmin [at] transaria.com 20110330 #19:47:31Z source: RADB last-modified: 2023-11-13T15:41:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.224.0/19 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20170207 #15:40:48Z source: RADB last-modified: 2023-11-13T15:50:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.224.0/19 origin: AS21947 descr: Blackfoot Communications admin-c: FEENS-ARIN tech-c: DOMBR8-ARIN tech-c: FEENS-ARIN tech-c: FLYNN168-ARIN tech-c: GRAYS80-ARIN mnt-by: MNT-BTC-13 created: 2023-06-05T18:22:39Z last-modified: 2023-06-05T18:22:39Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.200.192.0/19 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20170207 #15:41:22Z source: RADB last-modified: 2023-11-13T15:50:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.14.224.0/19 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20160502 #20:57:34Z source: RADB last-modified: 2023-11-13T15:49:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.14.224.0/19 origin: AS21947 descr: Blackfoot Communications admin-c: FEENS-ARIN tech-c: DOMBR8-ARIN tech-c: FEENS-ARIN tech-c: FLYNN168-ARIN tech-c: GRAYS80-ARIN mnt-by: MNT-BTC-13 created: 2023-06-02T22:54:42Z last-modified: 2023-06-02T22:54:42Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.47.48.0/20 origin: AS21947 descr: Blackfoot Communications admin-c: FEENS-ARIN tech-c: DOMBR8-ARIN tech-c: FEENS-ARIN tech-c: FLYNN168-ARIN tech-c: GRAYS80-ARIN mnt-by: MNT-BTC-13 created: 2023-06-05T18:23:40Z last-modified: 2023-06-05T18:23:40Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.47.48.0/20 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20160502 #20:53:23Z source: RADB last-modified: 2023-11-13T15:49:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.47.48.0/21 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20160502 #20:54:28Z source: RADB last-modified: 2023-11-13T15:49:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.47.56.0/22 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20160502 #20:55:07Z source: RADB last-modified: 2023-11-13T15:49:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.47.60.0/22 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20160502 #20:56:09Z source: RADB last-modified: 2023-11-13T15:49:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:1940::/32 origin: AS21947 descr: Blackfoot Communications admin-c: FEENS-ARIN tech-c: DOMBR8-ARIN tech-c: FEENS-ARIN tech-c: FLYNN168-ARIN tech-c: GRAYS80-ARIN mnt-by: MNT-BTC-13 created: 2023-06-05T18:27:35Z last-modified: 2023-06-05T18:27:35Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:1940::/32 descr: Transaria, Inc. Bozeman, MT US origin: AS21947 admin-c: TRANS-ARIN tech-c: TRANS-ARIN notify: ipadmin [at] transaria.com mnt-by: MAINT-AS21947 changed: ipadmin [at] transaria.com 20110513 #15:03:54Z source: RADB last-modified: 2023-11-13T15:41:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2602:fb88::/48 origin: AS21947 descr: Advanced Stream Broadband remarks: added by Blackfoot on behalf of customer mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20221006 #15:25:39Z source: RADB last-modified: 2023-11-13T16:12:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2604:300::/32 origin: AS21947 descr: Blackfoot Communications admin-c: FEENS-ARIN tech-c: DOMBR8-ARIN tech-c: FEENS-ARIN tech-c: FLYNN168-ARIN tech-c: GRAYS80-ARIN mnt-by: MNT-BTC-13 created: 2023-06-05T18:29:09Z last-modified: 2023-06-05T18:29:09Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2604:300::/32 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20161117 #00:12:20Z source: RADB last-modified: 2023-11-13T15:49:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2607:f8e0::/32 descr: Blackfoot Communications origin: AS21947 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20161117 #00:15:30Z source: RADB last-modified: 2023-11-13T15:49:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source