api.airpush.com.	30 IN TXT "v=spf1 include:mailgun.org ~all"

api.airpush.com.	30 IN A	142.0.206.108
api.airpush.com.	30 IN A	142.0.206.124

Mail exchangers:
api.airpush.com.	30 IN MX 10 mxa.mailgun.org.
api.airpush.com.	30 IN MX 10 mxb.mailgun.org.