Summary
The consensus across multiple sources, including Google's official documentation, industry experts, and email marketers, is that Google Postmaster Tools (GPT) data includes both Gmail.com and Google Workspace accounts. GPT analyzes data from both types of mailboxes to provide insights into email traffic, spam rates, IP reputation, and delivery errors. Maintaining a good sender reputation is crucial for successful delivery to all Google email users, regardless of their account type. The domain googlemail.com is also considered a legitimate equivalent to gmail.com.
Key findings
- Workspace Included: Google Postmaster Tools data includes data from Google Workspace accounts.
- Comprehensive Analysis: GPT analyzes data across both Gmail.com and Google Workspace mailboxes.
- Unified Sender Reputation: Sender reputation is relevant for both Gmail.com and Google Workspace users, impacting deliverability.
- Official Confirmation: Google's official documentation confirms the inclusion of Google Workspace data in GPT.
- googlemail.com: googlemail.com is a legitimate domain equivalent to Gmail.com
Key considerations
- Holistic View: Use Google Postmaster Tools to monitor email performance for both Gmail.com and Google Workspace users.
- Unified Strategy: Develop an email sending strategy that considers both Gmail.com and Google Workspace recipients.
- Volume Matters: Statistics are more likely to be generated for Google Workspace users if there is sufficient volume of email sent to those addresses.
- Proactive Monitoring: Regularly check Google Postmaster Tools to identify and address any delivery issues that may impact both Gmail.com and Workspace users.
What email marketers say
9 marketer opinions
Multiple sources confirm that Google Postmaster Tools (GPT) provides data for both Gmail.com and Google Workspace accounts. It aggregates information on sender reputation, spam rates, and delivery errors across all Google email users, not just those with @gmail.com addresses. This comprehensive view helps senders monitor and improve their email deliverability to all Google email users.
Key opinions
- Comprehensive Data: GPT provides a comprehensive view of sender reputation, spam rates, and delivery errors, not only Gmail.com addresses.
- Workspace Included: The information incorporates data from both Gmail.com accounts and Google Workspace accounts.
- Sender Reputation: Using GPT helps monitor your sender reputation with both Gmail and Google Workspace customers.
Key considerations
- Deliverability Impact: Insights from GPT can be used to improve deliverability to all Google email users.
- Data Aggregation: GPT aggregates data, providing a comprehensive view instead of separate reports for Gmail.com and Google Workspace.
- Holistic Monitoring: Monitor your sending reputation to both Gmail and Workspace users to achieve better deliverability and avoid spam filters
Marketer view
Email marketer from Reddit explains that Google Postmaster Tools data aggregates information from both Gmail.com and Google Workspace accounts, providing a comprehensive view of sender reputation across all Google email users.
5 Jun 2025 - Reddit
Marketer view
Marketer from Email Geeks explains that GPT analyzes data across Gmail and Workspace mailboxes, so if any B2Bs are pointed to Google Workspace in sufficient volume, statistics will be generated.
20 Mar 2025 - Email Geeks
What the experts say
3 expert opinions
Experts confirm that Google Postmaster Tools (GPT) data includes Google Workspace accounts, not just Gmail.com accounts. This understanding comes from direct confirmation by a Google Employee, insights regarding the equivalence of googlemail.com and gmail.com, and clarifications regarding the use of GPT for both Gmail and Google Apps (now Google Workspace). All messages receive the same spam filtering regardless of domain.
Key opinions
- Workspace Included: Google Postmaster Tools data includes data from Workspace customers.
- Equivalent Domains: googlemail.com is a legitimate domain equivalent to gmail.com.
- Unified Spam Filtering: All messages, regardless of domain, receive the same spam filtering treatment.
Key considerations
- Complete Picture: When assessing deliverability using GPT, consider data from both Gmail.com and Workspace accounts for a comprehensive view.
- Legacy Domains: Recognize googlemail.com as a valid domain when analyzing email data.
- Domain Agnostic: Spam filtering is consistent across domains, so focus on content and sending practices.
Expert view
Expert from Word to the Wise (Laura Atkins) explains that Google Postmaster Tools is used to get data from both Gmail and Google Apps (now Google Workspace) and notes that all messages get the same spam filtering regardless of domain.
26 Jun 2024 - Word to the Wise
Expert view
Expert from Email Geeks reminds that googlemail.com is a legitimate domain equal to gmail.com, a legacy from trademark troubles in the UK and Germany.
6 Jul 2022 - Email Geeks
What the documentation says
3 technical articles
Official Google documentation confirms that Google Postmaster Tools (GPT) data encompasses both Gmail.com and Google Workspace accounts. A 'Gmail user' is defined as anyone with either a @gmail.com or a Google Workspace account. GPT provides insights into email traffic, including spam rates, IP reputation, and delivery errors, for both types of users. Maintaining a good sender reputation is crucial for successful email delivery to all Google email users, regardless of whether they use Gmail.com or Google Workspace.
Key findings
- Broad Definition: A 'Gmail user' includes both @gmail.com and Google Workspace account holders.
- Comprehensive Data: Google Postmaster Tools provides data for both Gmail.com and Google Workspace users.
- Reputation Matters: Maintaining a good sender reputation is crucial for successful delivery to all Google email users.
Key considerations
- Holistic View: Use Google Postmaster Tools to get a comprehensive view of your email traffic and sender reputation across all Google users.
- Unified Strategy: Develop and maintain email sending practices that cater to both Gmail.com and Google Workspace users since they are treated under the same umbrella.
- Proactive Monitoring: Proactively monitor your sender reputation through GPT to identify and address potential delivery issues for both Gmail.com and Workspace accounts.
Technical article
Documentation from Google Workspace Admin Help explains that Google Postmaster Tools can be used to monitor email delivery issues for both Gmail and Workspace accounts. It emphasizes the importance of maintaining a good sender reputation for successful delivery to all Google email users.
7 May 2023 - Google
Technical article
Documentation from Google Support explains that a Gmail user is anyone with a @gmail.com or Google Workspace account.
18 May 2025 - Google Support
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