These entries are queried from radb.net using whois, you can try my project getting these.
:AS26684 route: 38.97.108.0/24 descr: Webs Are Us origin: AS26684 remarks: MA-605284 mnt-by: CONV-MNT changed: bthelin [at] conversent.com 20071026 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source