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Valid email ID validation for better email delivery

Make sure you have valid emails from the start. Use Mailgun's valid email check on your web forms to catch and correct bad addresses before they hurt your list.

The importance of email ID validation

Protect your sender reputation by using a valid email check to catch bad addresses. When someone signs up for your email list, Mailgun’s email ID validation service double- and triple-checks that you’re adding a real person to your list.

Hard bounces happen, but a high bounce rate can put your sender reputation at risk. Major inbox providers flag spammy behavior – like sending to invalid email addresses – so running a valid email check can help you catch bad contacts before they do damage.

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A graphic illustration of email verification.

What's an invalid email address?

An invalid email address is either improperly formatted or just doesn’t exist. A valid email address, of course, is one that’s properly formatted and does exist. Sometimes the difference is just a matter of filling out a form incorrectly.

Invalid email addresses often contain simple email ID mistakes that can easily be avoided when you verify email addresses with an email checker directly within your email forms.

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    @domain.com (missing username)

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    email.domain.com (missing @)

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    email.@domain.com (leading dot is not permitted)

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    email@domain (missing top-level domain like .com or .net)

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    email@-domain.com (leading dash in front of domain is invalid)

Why every great email marketer needs a valid email check for email verification

Without verifying your emails with an email validator, up to one-fifth of legitimate business emails will never appear in the targeted inbox, which means a lot of wasted effort spent on acquisition, lead generation, email marketing design and execution.

When Email Validation verifies an email address actually exists, you won’t waste money sending to temporary or disposable mailboxes, role-based email addresses (like info@), or bad email formats. Over time, this protects the reputation of your domain and IP address, reduces bounces, and improves deliverability.

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INTEGRATIONS

Powerful email integrations with Mailgun

Connect Mailgun to your favorite third-party tools to automate workflows, enrich data, and deliver targeted email experiences without custom development. Plug in CRMs, e-commerce platforms, marketing suites, and more.

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    Choose from dozens of pre-built integrations across CRM, e-commerce, marketing, CMS, and contact management.

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    One-Click Setup: View details and activate integrations in minutes – no coding required.

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    Link Mailgun with top tools like Airtable, Asana, BigCommerce, and Amazon Seller Central.

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    Community-Driven: Are you a developer? Submit your custom integrations and help grow the Mailgun ecosystem.

FAQ

Frequently asked questions (FAQs)

How does Mailgun's email ID validation improve email deliverability?

Mailgun's email ID validation enhances deliverability by identifying and removing invalid, disposable, or role-based email addresses from your list. This proactive approach reduces bounce rates and ensures your emails reach genuine recipients, thereby maintaining a strong sender reputation.

Can Mailgun validate emails in real-time during form submissions?

Yes, Mailgun offers a real-time email validation API that integrates seamlessly with web forms. This ensures that email addresses are verified at the point of entry, preventing invalid addresses from entering your system and safeguarding your email list from the outset.

What types of invalid emails can Mailgun detect?

Mailgun's validation service can detect various types of invalid emails, including those with syntax errors, non-existent domains, disposable addresses, and role-based emails like "info@" or "support@". This comprehensive detection helps maintain a clean and effective email list.

How does Email ID Validation protect my sender reputation?

By filtering out invalid or risky email addresses before sending, Mailgun's validation service reduces the likelihood of hard bounces and spam complaints. This proactive measure helps preserve your domain's sender reputation, ensuring better inbox placement for future campaigns.

Is it possible to perform bulk email validation with Mailgun?

Absolutely. Mailgun provides bulk email validation capabilities, allowing you to upload and verify large email lists efficiently. This feature is ideal for periodic list cleaning and ensures that your campaigns target valid and active email addresses.

How frequently should I validate my email list with Mailgun?

It's recommended to validate your email list regularly, especially before major campaigns or if you notice a decline in engagement metrics. Regular validation helps maintain list hygiene, reduces bounce rates, and improves overall campaign performance.

Does Mailgun's email validation service comply with data protection regulations?

Yes, Mailgun's email validation process is designed with data protection in mind, ensuring compliance with regulations like the General Data Protection Regulation (GDPR). This commitment to data privacy ensures that your email validation practices are both effective and lawful.

Standing out from competitors requires more than a lengthy email list and clever email campaigns. You need an email marketing tool that can help you land in people’s inboxes and stay in constant contact with customers.

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