Fix email deliverability on your sending platform.
Platform-specific guides to why your email lands in spam and how to fix it: authentication defaults, the hidden behaviors that quietly hurt placement, and how to test a real send. Verified against each platform's current documentation.
Fix Klaviyo emails going to spam
Klaviyo emails landing in spam? Fix klaviyomail.com DMARC alignment, set up a branded sending domain, and verify the live send with Unspam's inbox tests.
Read the guide mailchimpFix Mailchimp emails going to spam
Mailchimp campaigns landing in spam? Fix DKIM CNAMEs, DMARC alignment, Omnivore blocks, and shared IP issues, then verify with a real placement test.
Read the guide sendgridFix SendGrid emails going to spam
SendGrid emails landing in spam? Fix domain authentication CNAMEs, branded links, shared IP issues, and Microsoft S3140 blocks, then verify the live send.
Read the guide hubspotFix HubSpot emails going to spam
HubSpot emails going to spam? Fix DKIM on your connected sending domain, skip the misleading test send, and verify a real campaign send with Unspam.
Read the guide activecampaignFix ActiveCampaign emails going to spam
ActiveCampaign emails landing in spam? Fix acems1.com DKIM alignment, set up your sending domain, and verify the live send with Unspam's inbox tests.
Read the guide brevoFix Brevo emails going to spam
Brevo emails landing in spam? Authenticate DKIM and DMARC, escape the brevosend.com rewrite and shared IP drag, then verify a real send with Unspam.
Read the guide salesforceFix Salesforce Marketing Cloud emails going to spam
Salesforce Marketing Cloud emails landing in spam? Fix exacttarget.com DMARC alignment, set up the Sender Authentication Package, and verify a live send.
Read the guide constant-contactFix Constant Contact emails going to spam
Constant Contact emails landing in spam? Self-authenticate to stop sending as ccsend.com, fix DKIM-only DMARC alignment, then test a real send with Unspam.
Read the guide amazon-sesFix Amazon SES emails going to spam
Amazon SES mail landing in spam? Fix the amazonses.com MAIL FROM that breaks SPF alignment, set up Easy DKIM and a custom MAIL FROM, then test a real send.
Read the guide wordpressFix WordPress emails going to spam
WordPress emails landing in spam? PHP mail() signs nothing. Install an SMTP plugin, fix SPF, DKIM and DMARC, then verify a real send with Unspam.
Read the guide woocommerceFix WooCommerce emails going to spam or never arriving
WooCommerce order, shipping and password reset emails missing? Why wp_mail sends unsigned from your web server, how to add SMTP, and how to test a real order.
Read the guide shopifyFix Shopify emails going to spam
Shopify order and marketing email in spam? Fix the CNAME domain authentication, stop the shopifyemail.com rewrite, and verify a real send with Unspam.
Read the guide google-workspaceFix Google Workspace emails going to spam
Google Workspace mail landing in spam? DKIM is off until you generate the key. Fix SPF, DKIM and DMARC, then verify a real send with Unspam.
Read the guide kitFix Kit emails going to spam
Kit emails landing in spam? Fix convertkit-mail.com DKIM alignment, set up a Verified Sending Domain, and check a real broadcast with Unspam's inbox tests.
Read the guide resendFix Resend emails going to spam
Resend emails landing in spam? Fix the send subdomain records, the missing DMARC policy and the resend.dev 403, then verify a live send with Unspam.
Read the guide pardotFix Pardot (Account Engagement) emails going to spam
Pardot emails in spam? Account Engagement leaves DKIM optional and never aligns SPF. Fix the 200608 DomainKey and tracker domain, then test a real send.
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