Email deliverability made easy

Over 20% of your contact lists will go bad this year. Email verification helps you remove invalid and high-risk email addresses from your list before you send. Its the fastest, most reliable tool in the industry, backed by a performance SLA.

Inbox placement helps you identify deliverability issues ahead of the big release. See which folder or tab your emails are going to land in across major mailbox providers.

Every inbox displays emails differently. With email preview, you can see exactly how your emails will appear in the inbox with previews on 100+ of the latest devices and clients (including dark mode).

Blocklist monitoring enables you to monitor your IPs and domains across our curated list of blocklist providers to identify problems in real time and avoid major disruption to your email program.

Sender reputation is one of the most important factors in deliverability. Integrate your Google Postmaster Tools account to monitor your domain & IP reputation, spam rate, and delivery error data directly from within your Mailgun Optimize account.

Use spam trap monitoring to protect your sender reputation and avoid deliverability obstacles by monitoring how often you are sending to known spam traps

decreased bounces.

increased open rates.

increased clicks.