These entries are queried from radb.net using whois, you can try my project getting these.
:AS11437 route: 208.243.232.0/22 descr: 208.243.232.0/22 route object Data on Air 6355 Metrowest Blvd Orlando, FL 32835 origin: AS11437 mnt-by: ATLANTIC-MNT changed: jlewis [at] atlantic.net 20080425 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.243.232.0/22 origin: AS11437 descr: Iron Mountain Data Centers, LLC One Federal Street Boston, MA 02111 United States admin-c: IMDC-Network Operations tech-c: IMDC-Network Operations notify: imdcnetops [at] ironmountain.com mnt-by: MAINT-AS12025 remarks: Proxy registered by IMDC for customer changed: andrew.shappell [at] ironmountain.com 20211103 source: RADB last-modified: 2023-11-13T16:08:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.243.232.0/24 descr: Clearsky origin: AS11437 mnt-by: CLEARSKY-MNT changed: spendergast [at] csky.com 20060516 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.243.233.0/24 descr: Clearsky origin: AS11437 mnt-by: CLEARSKY-MNT changed: spendergast [at] csky.com 20060516 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.243.234.0/24 descr: Clearsky origin: AS11437 mnt-by: CLEARSKY-MNT changed: spendergast [at] csky.com 20060516 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.245.32.0/22 descr: 208.245.32.0/22 route object Data on Air 6355 Metrowest Blvd Orlando, FL 32835 origin: AS11437 mnt-by: ATLANTIC-MNT changed: jlewis [at] atlantic.net 20080425 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.245.32.0/22 origin: AS11437 descr: Iron Mountain Data Centers, LLC One Federal Street Boston, MA 02111 United States admin-c: IMDC-Network Operations tech-c: IMDC-Network Operations notify: imdcnetops [at] ironmountain.com mnt-by: MAINT-AS12025 remarks: Proxy registered by IMDC for customer changed: andrew.shappell [at] ironmountain.com 20211103 source: RADB last-modified: 2023-11-13T16:08:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.245.32.0/24 descr: Clearsky origin: AS11437 mnt-by: CLEARSKY-MNT changed: spendergast [at] csky.com 20060516 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.245.33.0/24 descr: Clearsky origin: AS11437 mnt-by: CLEARSKY-MNT changed: spendergast [at] csky.com 20060516 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.245.34.0/24 descr: Clearsky origin: AS11437 mnt-by: CLEARSKY-MNT changed: spendergast [at] csky.com 20060516 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.245.35.0/24 descr: Clearsky origin: AS11437 mnt-by: CLEARSKY-MNT changed: spendergast [at] csky.com 20060516 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.4.229.0/24 origin: AS11437 descr: Iron Mountain Data Centers, LLC One Federal Street Boston, MA 02111 United States admin-c: IMDC-Network Operations tech-c: IMDC-Network Operations notify: imdcnetops [at] ironmountain.com mnt-by: MAINT-AS12025 remarks: Proxy registered by IMDC for customer changed: andrew.shappell [at] ironmountain.com 20211103 source: RADB last-modified: 2023-11-13T16:08:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.4.229.0/24 descr: 209.4.229.0/24 route object Data on Air 6355 Metrowest Blvd Orlando, FL 32835 origin: AS11437 mnt-by: ATLANTIC-MNT changed: jlewis [at] atlantic.net 20080425 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.4.229.0/24 descr: Clearsky origin: AS11437 mnt-by: CLEARSKY-MNT changed: spendergast [at] csky.com 20060516 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.101.0/24 origin: AS11437 descr: Iron Mountain Data Centers, LLC One Federal Street Boston, MA 02111 United States admin-c: IMDC-Network Operations tech-c: IMDC-Network Operations notify: imdcnetops [at] ironmountain.com mnt-by: MAINT-AS12025 remarks: Proxy registered by IMDC for customer changed: andrew.shappell [at] ironmountain.com 20211103 source: RADB last-modified: 2023-11-13T16:08:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.101.0/24 descr: Clearsky origin: AS11437 mnt-by: CLEARSKY-MNT changed: spendergast [at] csky.com 20060516 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.101.0/24 descr: 209.137.101.0/24 route object Data on Air 6355 Metrowest Blvd Orlando, FL 32835 origin: AS11437 mnt-by: ATLANTIC-MNT changed: jlewis [at] atlantic.net 20080425 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.102.0/23 descr: 209.137.102.0/23 route object Data on Air 6355 Metrowest Blvd Orlando, FL 32835 origin: AS11437 mnt-by: ATLANTIC-MNT changed: jlewis [at] atlantic.net 20080425 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.102.0/23 origin: AS11437 descr: Iron Mountain Data Centers, LLC One Federal Street Boston, MA 02111 United States admin-c: IMDC-Network Operations tech-c: IMDC-Network Operations notify: imdcnetops [at] ironmountain.com mnt-by: MAINT-AS12025 remarks: Proxy registered by IMDC for customer changed: andrew.shappell [at] ironmountain.com 20211103 source: RADB last-modified: 2023-11-13T16:08:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.102.0/24 origin: AS11437 descr: Iron Mountain Data Centers, LLC One Federal Street Boston, MA 02111 United States admin-c: IMDC-Network Operations tech-c: IMDC-Network Operations notify: imdcnetops [at] ironmountain.com mnt-by: MAINT-AS12025 remarks: Proxy registered by IMDC for customer changed: andrew.shappell [at] ironmountain.com 20211103 source: RADB last-modified: 2023-11-13T16:08:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.102.0/24 descr: Clearsky origin: AS11437 mnt-by: CLEARSKY-MNT changed: spendergast [at] csky.com 20060516 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.102.0/24 descr: Dimenoc - Florida origin: AS11437 mnt-by: MAINT-AS33182 changed: irr [at] dimenoc.com 20091130 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.103.0/24 descr: Clearsky origin: AS11437 mnt-by: CLEARSKY-MNT changed: spendergast [at] csky.com 20060516 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.103.0/24 descr: Dimenoc - Florida origin: AS11437 mnt-by: MAINT-AS33182 changed: irr [at] dimenoc.com 20091130 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.103.0/24 origin: AS11437 descr: Iron Mountain Data Centers, LLC One Federal Street Boston, MA 02111 United States admin-c: IMDC-Network Operations tech-c: IMDC-Network Operations notify: imdcnetops [at] ironmountain.com mnt-by: MAINT-AS12025 remarks: Proxy registered by IMDC for customer changed: andrew.shappell [at] ironmountain.com 20211103 source: RADB last-modified: 2023-11-13T16:08:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.104.0/24 origin: AS11437 descr: Iron Mountain Data Centers, LLC One Federal Street Boston, MA 02111 United States admin-c: IMDC-Network Operations tech-c: IMDC-Network Operations notify: imdcnetops [at] ironmountain.com mnt-by: MAINT-AS12025 remarks: Proxy registered by IMDC for customer changed: andrew.shappell [at] ironmountain.com 20211103 source: RADB last-modified: 2023-11-13T16:08:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.104.0/24 descr: Clearsky origin: AS11437 mnt-by: CLEARSKY-MNT changed: spendergast [at] csky.com 20060516 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.137.104.0/24 descr: NET-209-137-101-0-1 route object Data on Air 6355 Metrowest Blvd Orlando, FL 32835 origin: AS11437 mnt-by: ATLANTIC-MNT changed: jlewis [at] atlantic.net 20080425 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source