| 198.185.159.144 |
| 198.49.23.145 |
| 216.239.32.21 |
| 216.239.34.21 |
| 216.239.36.21 |
| 216.239.38.21 |
| 10 mxa.mailgun.org. |
| 10 mxb.mailgun.org. |
| ns-cloud-b1.googledomains.com. |
| ns-cloud-b2.googledomains.com. |
| ns-cloud-b3.googledomains.com. |
| ns-cloud-b4.googledomains.com. |
| v=spf1 include:mailgun.org ~all |