These entries are queried from radb.net using whois, you can try my project getting these.
:AS-STRIPE as-set: AS-STRIPE descr: Advertisements from AS5091. members: AS5091 admin-c: STRIP3-ARIN tech-c: STRIP3-ARIN mnt-by: MNT-STRIP-11 changed: bryan+arin [at] stripe.com 20150721 source: ARIN