These entries are queried from radb.net using whois, you can try my project getting these.
:AS11399 route: 137.165.0.0/17 origin: AS11399 descr: Williams College 22 Lab Campus Dr Williamstown, MA 01267 admin-c: NETWO8124-ARIN tech-c: NETWO8124-ARIN mnt-by: MAINT-AS11399 changed: jonathan.g.saulsbery [at] williams.edu 20240118 # 1435Z source: RADB last-modified: 2024-01-18T14:35:52Z rpki-ov-state: valid route: 137.165.0.0/17 origin: AS11399 descr: 880 Main Street Williamstown MA 01267 United States admin-c: NETWO8124-ARIN tech-c: NETWO8124-ARIN mnt-by: MNT-WCC-6-Z created: 2024-01-16T16:26:22Z last-modified: 2024-01-16T16:26:22Z source: ARIN rpki-ov-state: valid route: 137.165.128.0/17 origin: AS11399 descr: Williams College 22 Lab Campus Dr Williamstown, MA 01267 admin-c: NETWO8124-ARIN tech-c: NETWO8124-ARIN mnt-by: MAINT-AS11399 changed: jonathan.g.saulsbery [at] williams.edu 20240118 # 1436Z source: RADB last-modified: 2024-01-18T14:36:29Z rpki-ov-state: valid route: 137.165.128.0/17 origin: AS11399 descr: 880 Main Street Williamstown MA 01267 United States admin-c: NETWO8124-ARIN tech-c: NETWO8124-ARIN mnt-by: MNT-WCC-6-Z created: 2024-01-16T16:26:48Z last-modified: 2024-01-16T16:26:48Z source: ARIN rpki-ov-state: valid route: 204.225.173.0/24 origin: AS11399 descr: The Clark Art Institute admin-c: NETWO8124-ARIN tech-c: NETWO8124-ARIN mnt-by: MAINT-AS11399 changed: jonathan.g.saulsbery [at] williams.edu 20240118 # 1436Z source: RADB last-modified: 2024-01-18T14:36:56Z rpki-ov-state: valid route: 204.225.173.0/24 origin: AS11399 descr: 225 South Street WIlliamstown MA 01267 United States admin-c: DUBEJ1-ARIN tech-c: DUBEJ1-ARIN mnt-by: MNT-SFCAI created: 2024-01-16T20:04:43Z last-modified: 2024-01-16T20:04:43Z source: ARIN rpki-ov-state: valid route6: 2001:470:ed::/48 origin: AS11399 descr: NET-2001-470-ed---48-AS11399 admin-c: ZH17-ARIN tech-c: ZH17-ARIN mnt-by: MNT-HURC source: ARIN created: 2022-06-29T01:45:13Z last-modified: 2022-06-29T01:45:13Z rpki-ov-state: valid route6: 2602:811:3000::/44 origin: AS11399 descr: 225 South Street WIlliamstown MA 01267 United States admin-c: DUBEJ1-ARIN tech-c: DUBEJ1-ARIN mnt-by: MNT-SFCAI created: 2024-01-16T20:06:03Z last-modified: 2024-01-16T20:06:03Z source: ARIN rpki-ov-state: valid route6: 2606:6b40::/32 origin: AS11399 descr: 880 Main Street Williamstown MA 01267 United States admin-c: NETWO8124-ARIN tech-c: NETWO8124-ARIN mnt-by: MNT-WCCC-8 created: 2023-12-14T20:13:31Z last-modified: 2023-12-14T20:13:31Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2606:6b40:fff1::/48 origin: AS11399 descr: 880 Main Street Williamstown MA 01267 United States admin-c: NETWO8124-ARIN tech-c: NETWO8124-ARIN mnt-by: MNT-WCCC-8 created: 2023-12-13T23:21:36Z last-modified: 2023-12-13T23:21:36Z source: ARIN rpki-ov-state: valid route6: 2606:6b40:fff2::/48 origin: AS11399 descr: 880 Main Street Williamstown MA 01267 United States admin-c: NETWO8124-ARIN tech-c: NETWO8124-ARIN mnt-by: MNT-WCCC-8 created: 2023-12-13T23:28:10Z last-modified: 2023-12-13T23:28:10Z source: ARIN rpki-ov-state: valid