These entries are queried from radb.net using whois, you can try my project getting these.
:AS395675 route: 70.171.148.0/24 origin: AS395675 descr: Echo Group Inc admin-c: HOPKI133-ARIN tech-c: HOPKI133-ARIN mnt-by: MAINT-AS5056 changed: will.hughes [at] aureon.com 20230619 #20:25:54Z source: RADB last-modified: 2023-11-13T16:17:30Z rpki-ov-state: valid