criterion.com current DNS records

A records

Amazon.com, Inc.
99.84.176.80   13,321
99.84.176.56   15,196
99.84.176.46   12,994
99.84.176.44   13,805

AAAA records

NO RECORDS

MX records

SOA records

ttl: 7,200
email: awsdns-hostmaster.amazon.com2,754,196

TXT

v=spf1 a mx include:mailgun.org ip4:72.46.233.164 ip4:64.90.180.59 ip4:167.206.4.0/22 ip4:74.201.255.11 include:_spf.google.com include:servers.mcsv.net ~all
google-site-verification=oEWEYCM32OcZJSOXVbV9T2D0bYfPnCkNEU4sLYkk7II