Sender Policy Framework (SPF) records help reduce the chance of your domain being spoofed in spam...Can I use ‘mail.domain’ in my mail client?
For scale and redundancy reasons we operate each service from its own hostname. So we always...Getting a “mail certificate name mismatch” / “cannot verify server identity” error?
This error usually occurs when a mail client is using using a secure connection to the mail...How can I change my mailbox password?
Changing passwords for any mailbox can be done through the My20i control panel. Log in and...How do I add SRV records for Office 365?
SRV records - service records used in Office 365 - can be added via our DNS Management interface...How do I create an email signature in webmail?
To create an HTML or plain text email signature that will be appended to all emails: Select...How do I migrate emails to Stack?
To migrate your emails and mailboxes to 20i, you can use our in-house Email Migrations tool. This...Should you use POP3 or IMAP?
Both IMAP and POP3 are protocols that allow you to receive e-mails from a remote server. Your...What are my Email limits?
Email Account Limits The following limits apply to all messages sent via authenticated SMTP....What is POP3?
POP3 stands for Post Office Protocol version 3 and refers to the protocol used to receive emails...What is email forwarding?
Email forwarding refers to the operation of re-sending an email message delivered to one email...What is the Stackmail Customer Login URL?
If you need to log in to Stackmail - our free webmail available with all hosting packages - the...Whats is IMAP?
IMAP stands for Internet Message Access Protocol and is a protocol used to access emails via an...Why are emails going to the junk / spam folder?
Email being sent to the junk / spam folder can be related to the SenderID or Sender Policy...Why are the IMAP folders missing from my iPhone or iPad?
If you can successfully send email and view any new messages in your Inbox, but aren't able to...Why can’t I send emails?
There a few reasons why you may not be able to send emails: Your ISP is blocking port 25 If you...Why do I get “Mailbox does not exist” bounceback from a brand new mailbox?
Getting a 'mailbox does not exist' message can be frustrating, we know. You just need to give it...