This guide explains how to receive and work with emails in Mailloop.
Inbox Addresses
Every sandbox has a primary inbox address. Any email sent to your sandbox will be delivered to this inbox regardless of the recipient address.
Primary Address Format
anything@your-sandbox-username.mailloop.io You can use any local part (before the @) with your sandbox domain.
Email Labels
Organize incoming emails using labels. Labels can be applied automatically using email aliases.
Creating Labels
- Go to your sandbox settings
- Click "Create Label"
- Choose a name and color
- Save the label
Label Aliases
Create aliases that automatically apply labels to incoming emails:
username+label@sandbox.mailloop.io For example, if you create a label called "notifications":
myapp+notifications@myapp.mailloop.io All emails sent to this address will automatically be labeled as "notifications".
Viewing Email Content
Click on any email in your inbox to view its full content:
HTML View - Rendered HTML version of the email
Text View - Plain text version
Headers - Full email headers including routing information
Attachments - Download any attached files
Email Metadata
Each email includes detailed metadata:
- From - Sender address
- To - Recipient address(es)
- CC/BCC - Carbon copy recipients
- Subject - Email subject line
- Date - When the email was received
- Message ID - Unique identifier
- In-Reply-To - Reference to previous email in thread
Searching Emails
Use the search bar to find specific emails:
Search by subject, sender, or content Filters:
- Unread only - Show only unread emails
- By label - Filter by specific labels
- Date range - Filter by date received
Email Retention
Emails in your sandbox are retained based on your plan:
- Free Plan - 7 days retention
- Pro Plan - 30 days retention
- Enterprise Plan - 90 days retention
Managing Your Inbox
Mark as Read - Click the checkbox to mark emails as read
Delete - Remove emails you no longer need
Bulk Actions - Select multiple emails for batch operations
Export - Download emails in EML format
Email Scoring
Mailloop analyzes incoming emails and provides a quality score based on:
- Spam indicators - Checks for common spam patterns
- Authentication - SPF, DKIM, DMARC validation
- Content quality - HTML structure and best practices
- Deliverability - Likelihood of reaching inbox vs spam folder
Use this score to improve your email templates before production deployment.