These entries are queried from radb.net using whois, you can try my project getting these.
:AS152185 route: 36.50.182.0/23 descr: Webex Broadband Internet country: BD mnt-lower: MAINT-WEBEX1-BD mnt-routes: MAINT-WEBEX1-BD mnt-by: MAINT-WEBEX1-BD origin: AS152185 last-modified: 2023-12-20T14:58:15Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 36.50.182.0/24 descr: Webex Broadband Internet country: BD mnt-lower: MAINT-WEBEX1-BD mnt-routes: MAINT-WEBEX1-BD mnt-by: MAINT-WEBEX1-BD origin: AS152185 last-modified: 2023-12-20T15:02:53Z source: APNIC rpki-ov-state: valid route: 36.50.183.0/24 descr: Webex Broadband Internet country: BD mnt-lower: MAINT-WEBEX1-BD mnt-routes: MAINT-WEBEX1-BD mnt-by: MAINT-WEBEX1-BD origin: AS152185 last-modified: 2023-12-20T15:03:43Z source: APNIC rpki-ov-state: valid route6: 2001:df3:4d40::/48 descr: Webex Broadband Internet country: BD mnt-lower: MAINT-WEBEX1-BD mnt-routes: MAINT-WEBEX1-BD mnt-by: MAINT-WEBEX1-BD origin: AS152185 last-modified: 2023-12-20T13:57:12Z source: APNIC rpki-ov-state: valid