Prompt
Why are my password reset emails landing in spam?
Latest observation
Nov 7, 2026
OpenAI APIWeb search: off
Password reset emails often land in spam because mailbox providers see them as high-risk transactional mail. Common reasons:
1) Your domain authentication is missing or misconfigured
If you don’t have these set up correctly, Gmail/Outlook/etc. may distrust the message:
- SPF — says which servers may send mail for your domain
- DKIM — cryptographic signature proving the message wasn’t altered
- DMARC — tells receivers how to handle mail that fails SPF/DKIM
If any of these fail, spam placement becomes much more likely.
2) The sending reputation is poor
Mailbox providers look at:
- your domain reputation
- your IP reputation
- complaint rates (“mark as spam”)
- bounce rates
- whether your sending patterns look suspicious
If you’re on a shared email provider or a new domain, your reputation may be low.
3) The email content looks phishing-like
Password reset emails are commonly abused by attackers, so filters are sensitive to:
- urgent language like “act now,” “your account will be suspended”
- mismatched links or link shorteners
- too many buttons/links
- generic sender names
- poor branding or inconsistent “From” addresses
- HTML that looks copied from phishing templates
4) Your links or domain look untrusted
If the reset link points to:
- a different domain than your sending domain
- a newly registered domain
- a domain with poor reputation
- an HTTP (not HTTPS) link
…filters may treat it as suspicious.
5) Low engagement / poor list quality
Even transactional mail can be affected if:
- recipients never open your emails
- many users delete without reading
- people previously marked your messages as spam
- addresses are invalid or abandoned
6) Technical issues with headers
Missing or broken:
- Message-ID
- From / Return-Path alignment
- proper MIME formatting
- reverse DNS / HELO configuration for your mail server
These can all hurt deliverability.
What to check first
- Verify SPF, DKIM, and DMARC
- Check your spam score using a tool like Mail-Tester or GlockApps
- Inspect the email headers to see SPF/DKIM/DMARC results
- Use a consistent From address like
no-reply@yourdomain.com - Send reset links from your primary domain
- Avoid overly alarming wording
- Make sure your mail provider and sending IP have good reputation
- Test with Gmail, Outlook, Yahoo and compare results
Good practice for reset emails
- Short and clear subject line: “Reset your password”
- Plain, direct text
- One primary button
- Use your real brand/domain consistently
- Include a support contact
- Avoid attachments and unnecessary images
If you want, I can help you diagnose it more precisely if you paste:
- the email headers
- your SPF/DKIM/DMARC records
- or the HTML/text of the reset email