Email server settings
Rackspace Email Hosting SMTP, IMAP & POP3 settings
Use these settings to add your Rackspace Email Hosting account (emailsrvr.com) to Outlook, Apple Mail, Thunderbird, your phone or any app that sends email over SMTP.
Incoming mail
IMAP
- Server
- secure.emailsrvr.com
- Port
- 993
- Security
- SSL/TLS
- User name
- full email address
- Authentication
- Normal password
Outgoing mail
SMTP
- Server
- secure.emailsrvr.com
- Port
- 465
- Security
- SSL/TLS
- User name
- full email address
- Authentication
- Normal password
How to set up Rackspace Email Hosting in a mail app
- Choose add account → manual setup (or "other account") in your mail app.
- Enter your full Rackspace Email Hosting email address and password.
- Pick IMAP for incoming mail and enter the server, port and security from the table above.
- Enter the SMTP server for outgoing mail (secure.emailsrvr.com, port 465) and enable authentication with the same login.
If the login keeps failing, enable IMAP/POP access in the Rackspace Email Hosting web settings and use an app password if your account uses two-step verification.
Settings from the Mozilla Thunderbird ISP database (MPL 2.0), which mail clients use for automatic setup.
Rackspace Email Hosting email settings: FAQ
What is the Rackspace Email Hosting SMTP server?
What are the Rackspace Email Hosting IMAP settings?
Why does my Rackspace Email Hosting login fail in a mail app?
Email validation API
Validate emailsrvr.com addresses before you send
emailvalidation.io checks syntax, MX records and the mailbox over SMTP, flags disposable, role and free addresses and returns a quality score, in one request.
Read the docs100 free validations every month. No credit card required.
GET https://api.emailvalidation.io/v1/info?email=name@emailsrvr.com
{
"email": "name@emailsrvr.com",
"domain": "emailsrvr.com",
"mx_found": true,
"smtp_check": …,
"free": …,
"disposable": false,
"state": "…"
}