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Google Postmaster Tools

Introduction

ESco can use Google’s Postmaster Tools (GPT) to review various metrics that affect whether bulk emails are received by email recipients using Google’s email services.
The available metrics include:

  • Spam Rate
  • Domain & IP Reputations
  • Authentication Success Rate
  • Delivery Errors

If, on your domain, any one or more of these metrics have issues, your bulk emails will be quarantined by Google or Yahoo and won’t even be received in recipients spam or junk folders.

Why use Postmaster Tools?

Email marketing solutions, like Adestra, let you see complaint, spam and bounced statistics for your bulk email campaigns without requiring external software. This is because some email providers, like Microsoft (Outlook) or Yahoo, report on the above metrics using Feedback Loops (FBL). The statistics provided to your email solution then let you track & maintain your deliverability.

However Google (Gmail) and Apple (iCloud Mail) do not support FBL’s so your email solution cannot provide these statistics for all the platforms your recipients will be using.

Therefore, to have a clear understanding of the deliverability success of bulk emails it is best practice to monitor your statistics via both your email solution and Google’s Postmaster Tools. Apple do not provide postmaster tools or statistics for iCloud Mail.

More information on Google Postmaster Tools can be found here where you can find a brief overview of the domain statistics available.

GPT Domain Verification Requirements

ESco is unable to support domain administration tasks for third party domains and therefore require that configuration of records for GPT domain verification should be handled by your domain administrator.

Your domain may already contain a Google Verification record for services like Google Search Console or Google Tag Manager. In this instance the record should be added as a second entry and the original entry left untouched.

ESco will provide the text record to add to your DNS for verifying your domain with Google:

google-site-verification=example_string

Google provide guides here for adding this code with a variety of domain hosts, alternatively, please see here for an example email template to send to your domain administrator.