Whitelist gmail servers
To whitelist Gmail servers, you'll need to add the following IP addresses and domains to your email server's configuration:
IP Addresses:
- 74.125.24.0/24 (Google's primary IP range)
- 74.125.25.0/24
- 74.125.26.0/24
- 74.125.27.0/24
- 216.58.192.0/19 (Google's secondary IP range)
Domains:
- smtp.gmail.com
- imap.gmail.com
- pop.gmail.com
- mail.google.com
- google.com
- accounts.google.com
Why Whitelist Gmail Servers?
Whitelisting Gmail servers ensures that your email server can communicate with Gmail's servers without being blocked or flagged as spam. This is especially important if you're using Gmail as a primary email service or if you're experiencing issues with sending or receiving emails.
How to Whitelist Gmail Servers:
The process of whitlisting Gmail servers varies depending on your email server's configuration and type. Here are some general steps:
- Check your email server's configuration: Review your email server's configuration files (e.g., Postfix, Sendmail, or Exchange) to see if they already include the necessary IP addresses and domains.
- Add IP addresses and domains: If the IP addresses and domains are not already listed, add them to your email server's configuration files. You may need to consult your email server's documentation for specific instructions.
- Update your DNS records: If you're using a DNS service like Cloudflare or Route 53, update your DNS records to include the necessary IP addresses and domains.
- Test your email server: After updating your configuration, test your email server to ensure it can communicate with Gmail's servers without issues.
Additional Tips:
- Make sure to update your email server's configuration files and DNS records simultaneously to avoid any conflicts.
- If you're using a third-party email service, check their documentation for specific instructions on whitelisting Gmail servers.
- Keep in mind that whitelisting Gmail servers may not resolve all email delivery issues. Other factors, such as email content, sender reputation, and recipient filters, can also impact email delivery.
By whitelisting Gmail servers, you'll help ensure that your email server can communicate with Gmail's servers without issues, reducing the likelihood of email delivery problems and improving overall email reliability.