Cut Over Mail Flow Like A Pro
Tip #1: Bookmark This Link!
The following Spambrella Data Center Information article is a quick reference tool that you will refer to often during mail flow cutover. Bookmark it and keep it open in another tab to expedite the process!
Spambrella divides customers among several instances to balance traffic and ensure high reliability. As an MSP partner to Spambrella you may have accounts on 1 or more of these instances.
To find out which instance on which you are currently logged in, read the first 3 characters in the URL after https://. Our US customers are typically on one of the following: US1, US2, US3, US4, and US5. Our European customers are on EU1. The service is the same regardless of the instance on which your account is hosted.
Step #1: Point The MX Record To Proofpoint Essentials
Spambrella works by redirecting email traffic via an MX Record entry. The following explains which MX destination you should include in the entry:
- Instance US1-US
Step #2: Check That Your MX Record Entry Has Propagated Out To The Internet
Use any third-party sites to verify that MX Record has updated properly.
A few websites we use include:
- Change the drop-down option to MX and put in your domain
- The added benefit of whatmydns.net and DNS Checker is the fact that they query multiple DNS servers all over the globe and show you where your MX updates may be lagging behind.
- This helps to confirm that your MX record has properly propagated out across the globe
Step #3: Test Inbound Mail Flow
Once both You have sufficiently verified that a good MX record propagation (we suggest checking two sites to be sure) it’s now time to test that inbound mail flow will route as intended. A few tips:
1. Test from Multiple Providers (ie Gmail, Yahoo, Hotmail, iCloud etc)
2. Send an inbound test message from as many of the above as you have access into.
- When sending an inbound message, specify in the subject Test followed by the time you send the test message. This allows you to see how quickly messages are being processed.
3. What to do if your test emails aren’t coming through
- Search the logs for any of the email addresses you used in your testing
- Look for message statuses of Blocked or Deferred
- Look into the message details for additional information: Log Details