These entries are queried from radb.net using whois, you can try my project getting these.
:AS13485 route: 137.152.1.0/24 origin: AS13485 descr: PHX remarks: Proxy object for AS13485 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220513 source: RADB last-modified: 2023-11-13T16:11:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 137.152.64.0/18 origin: AS13485 descr: PHX remarks: Proxy object for AS13485 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220513 source: RADB last-modified: 2023-11-13T16:11:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 137.152.128.0/18 origin: AS13485 descr: PHX remarks: Proxy object for AS13485 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220513 source: RADB last-modified: 2023-11-13T16:11:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 137.152.184.0/22 origin: AS13485 descr: PHX remarks: Proxy object for AS13485 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220513 source: RADB last-modified: 2023-11-13T16:11:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source