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Find the answers you need
Support Database
Category: Email Hosting
In this section
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How do I customise the 20i webmail login page?
You can customise the webmail (StackMail) login page using HTML and CSS directly via the 20i control panel. We've …
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How do I check mailbox usage across packages in My20i?
20i provides a simple and easy way to monitor mailbox sizes across the packages and sites within your My20i …
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How do I set up email on my Android device?
Here's how to set up a 20i email on an Android phone or tablet: Open the mail application on …
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How do I create an email signature in 20i webmail?
To create an HTML or plain text email signature that will be appended to all emails: Select Settings In the …
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How do I add Office 365 DNS records?
If you need email to route via Office 365 instead of 20i’s StackMail platform, then you can use …
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How do I create and send email campaigns?
Email campaigns allow you to send targeted, personalised bulk emails to your StackCP users. These can be used to cover …
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How do I create and send welcome emails?
As a 20i reseller, there are two types of welcome emails that can be sent to your customer: Package …
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What’s the difference between using mail.domain.com and imap/smtp.domain.com?
When selecting what credentials to use within your mail client, you have a choice between using either: mail.yourdomain.com …
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How do I set up email on my iPhone?
To set up your mailbox on an Apple iPhone or iPad, you can need to: Head to the Settings …
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How do I migrate emails to 20i?
To migrate your emails and mailboxes to 20i, you can use our in-house Email Migrations tool. This will …
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How do I whitelist all email from a specific domain / mailbox?
If you want to allow all emails to be received from a specific sending email address - so that …
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Why are emails not forwarding?
The primary reason for mail not being forwarded is if it is being classed as spam. If an email has …
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Why are emails going to the junk / spam folder?
Adding an SPF record to your DNS can ensure emails you send do not get bounced back or placed in …
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What is the Stackmail Customer Login URL?
If you need to log in to Stackmail - 20i's free webmail available with all hosting packages - …
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Can 20i Support migrate my emails if I use WordPress FTP migration?
To migrate your emails and mailboxes to 20i, you can use our in-house Email Migrations tool. This will …
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What are the recommended Thunderbird Mail client settings?
There are various methods of connecting to mailboxes on our platform. We always recommend IMAP as that helps keep messages …
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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 half an …
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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 server under a …
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How do I configure G Suite (formerly Google Apps)?
Our control panel allows automatic configuration of DNS Records to configure your domain name for G Suite (Google Apps). This …
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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 recommend using the most …
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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 view …
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How do I setup my 20i mailbox in Outlook?
We make use of 'autodiscover' technology, so that in the majority of cases, Microsoft Outlook can set up your account …
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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 inside the …
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What are my email sending limits?
Email Account Limits The following limits apply to all messages sent via authenticated SMTP. This will primarily be used …
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What are your mail DNS records?
Any domain name using our nameservers will automatically have 'smtp', 'pop3' and 'imap'.your-domain.tld hostnames created, and MX records …
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Can I add SPF records for my domain name?
Sender Policy Framework (SPF) records help reduce the chance of your domain being spoofed in spam messages. It can …
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How do I create an email account for my domain?
Creating a new email account for a domain name is done through My20i. Log in to My2 …
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How can I change my mailbox password?
Changing passwords for any mailbox can be done through the My20i control panel. Log in to My20i and …
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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 …
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What are MX records?
MX stands for 'mail exchanger'. It tells a 'sending' mail server how to find the 'receiving' mail server, …
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What is SMTP?
SMTP or Simple Mail Transfer Protocol is a TCP/IP used to send and receive email. The majority of email …
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Should you use POP3 or IMAP?
Both IMAP and POP3 are protocols that allow you to receive e-mails from a remote server. Your e-mail client uses …
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What is IMAP?
IMAP stands for Internet Message Access Protocol and is a protocol used to access emails via an email client on …
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What is POP3?
POP3 stands for Post Office Protocol version 3 and refers to the protocol used to receive emails to your local email …
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What is email forwarding?
Email forwarding refers to the operation of re-sending an email message delivered to one email address …
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I’ve reached my mailbox quota size. What can I do?
With 20i all mailboxes have 10 GB of data storage. It's unlikely that you should ever fill this unless you' …