Sending domains, deliverability, authentication and email settings.
Open Doors Email
A dedicated sending domain helps align your email activity with a domain you control instead of relying entirely on shared sending infrastructure.
An unsubscribe link is a link within your email that allows recipients to opt-out from receiving any email newsletters for your products or services.
Using 2-Way Sync for Outlook, Users can link their Outlook account with the CRM and sync emails to and from both platforms.
The Risk Assessment feature is designed to optimize your email marketing campaigns.
Email Validation is a process that checks if an email address is deliverable.
Dedicated IPs offer a distinct advantage by sending your email messages from a unique, exclusive IP address.
When recipients open your email, it's generally more advantageous to display your company name instead of "Sent by Mailgun" or another third-party service.
From February 2024 onwards, Google and Yahoo are making it necessary for email senders to use email authentication, and there are also some important policy...
Starting February 2024, Gmail and Yahoo will require DKIM and DMARC authentication for emails. We strongly recommends all senders set up DKIM and DMARC.
Learn how conversion metrics work for tracking email campaigns and how to edit these settings.
In order to use our SMTP server, you need to use the SMTP credentials associated with your domain.
This guide will help you add and verify your email domain.Verifying your domain is really important before you start sending emails.
OverviewIn the realm of email marketing, accurate metrics are crucial for understanding customer engagement and the effectiveness of your campaigns.
What are Reply & Forwarding Addresses?Here are a few additional configurations that you can use to receive copies of the Emails that you get in your account...
We are excited to offer a new feature for our customers who have purchased IP subscriptions from us, IP Status Monitoring through Microsoft SNDS (Smart Network...
Email Deliverability • Bounce ClassificationBounce Classification Codes and DefinitionsEmail bounce classifications explain why a message could not be...
Email DeliverabilityGoogle Postmaster Tools: Setup & InsightsTrack your domain and IP reputation with Gmail, monitor spam rates, and verify SPF, DKIM, and...
What is Domain Warmup?Domain warmup is the process of gradually increasing your daily email volume to build a trusted sender reputation with inbox providers...
Monitor and improve your email deliverability with the new Email Health Report dashboard (BETA).
Email DeliverabilityNew ESP Block PolicyUnderstand how ESP block rates, warnings, and temporary suspensions work, and what you need to do before the policy...
Email Sender Validation Feature - Complete GuideOur new email sender validation feature proactively checks your email configuration before sending campaigns to...
Email InfrastructureHow to Unlink a Domain From Active Campaigns Before Deleting ItStep-by-step guide to safely remove a domain that’s still tied to scheduled...
Default values help keep personalized emails complete when contact information is missing.
Email ComplianceConfiguring a Physical Address in Open Doors Email Footer: Step-by-Step GuideAdd a compliant physical address to every outgoing email footer...
Email Services • Mailgun • API ConnectionConnect Mailgun with a Private API KeyConnect your Mailgun account so your agency can send email through verified...
Email Builder · What's NewEmail Inbox PreviewSee real screenshots of your email in Gmail, Outlook, Apple Mail and more, before you hit send.OverviewInbox...
Email DeliverabilityEmail Verification in Contact ImportVerify email addresses while you import contacts, so you only send campaigns to valid inboxes.Video...
Email Infrastructure · SaaSNotification Email Domain Setup for Multi-Brand Management (SaaS)Send notification emails for each SaaS brand from its own domain,...
Email Deliverability · BetaEmail Domain Warm-Up: Automated Email Warm-UpBuild a trusted sender reputation for your dedicated domain automatically and improve...
SMTP
Email Delivery Troubleshooting
Authentication & Security
Fixing SPF/DKIM/DMARC Authentication FailuresWhat's Happening?Your emails are being rejected because your domain failed authentication checks required by...
Resolving Blacklisted URL/IP/Domain Email BlocksWhat's Happening?Your emails are being blocked because one or more components in your email campaign have been...
Resolving Spam-Like Content and Unsolicited Email BlocksWhat's Happening?Your emails are being blocked or rejected because recipient email servers, ISPs, or...
Reputation & Throttling
Fixing Low Domain Reputation IssuesWhat's Happening?Your domain has developed a poor reputation with email providers and security services, causing your emails...
Fixing Low IP Reputation Issues - Restore Sending IP CredibilityWhat's Happening?Your sending IP address has developed a poor reputation with email providers...
Rate Limited/Throttled Email Delivery: Complete Resolution GuideWhat's Happening?Your emails are being temporarily delayed or rejected because recipient...
Technical & Configuration
Mail Loop Detection Issues - Complete Troubleshooting GuideWhat's Happening?Your email gets trapped in an endless routing cycle between mail servers, creating...
RFC 5322 Non-Compliant Email Messages: Complete Troubleshooting GuideWhat's Happening?Your emails are being rejected by recipient servers because they don't...