You can check the full header of an email you received from a Gmail account to know where it's from.
View & copy the full header of an email
Gmail
- From a browser, open Gmail.
- Open the email you want to check the headers for.
- Next to Reply , click More Show original.
- In a new window, the full header shows.
- Click Copy to clipboard.
Other mail services
AOL
- Log in to your AOL account.
- Open the email you want to see the headers for.
- In the "Action" menu, select View Message Source.
The headers will show in a new window.
Excite Webmail
- Log in to your Excite account.
- Open the email you want to see the headers for.
- Click View Full Headers.
The headers will show in a new window.
Hotmail
- Log in to your Hotmail account.
- Click Inbox.
- Right-click the email you want to see the headers for.
- Click View Message Source.
The headers will show in a new window.
Yahoo! Mail
- Log in to your Yahoo! Mail account.
- Select the email you want to see the headers for.
- Click More View Raw Message.
The headers will show in a new window.
Apple Mail
- Open Apple Mail.
- Open the email you want to see the headers for.
- Click View Message All Headers.
The headers will show in the window below your inbox.
Mozilla
- Open Mozilla.
- Open the email you want to see the headers for.
- Click View Message Source.
The headers will show in a new window.
Opera
- Open Opera.
- Click the email you want to see the headers for so it shows in the window below your inbox.
- Right click the body of the email.
- Click View All Headers and Message.
The headers will show in the window below.
Outlook
- Open Outlook.
- Open the email you want to see the headers for.
- Click File Properties.
The headers will show in the "Internet headers" box.
Outlook Express
- Open Outlook Express.
- Right click the email you want to see the headers for.
- Click Properties.
- Click the Details tab.
The headers will show in the box that pops up.
Analyze an email header
- On your computer, open Gmail.
- Open the email that you want to analyze.
- Next to Reply , click More Show original.
- In a new window, the full header shows.
- Click Copy to clipboard.
- Open Google Admin Toolbox Messageheader.
- In the box, paste your header.
- Click Analyze the header above.
Check if an email is delayed
- On your computer, open Gmail.
- Open the email that you want to check.
- Next to Reply , click More Show original.
- In a new window, the full header shows.
- Next to "Created at," check the delivery time.