SPF Record Syntax Error
An SPF record syntax error means the TXT record published for your domain cannot be parsed as valid SPF. SPF records follow strict formatting rules: mechanisms like include or ip4 require specific syntax, and a missing colon, extra space, typo in a mechanism name, or malformed qualifier can cause receivers to treat the entire record as invalid. When that happens, SPF evaluation fails before it can reach a normal pass, fail, or softfail result.
One-Minute Fix
Correct the syntax by fixing typos in mechanism names, removing stray spaces, and ensuring every include or other mechanism uses the exact format documented in the SPF specification.
v=spf1 include:_spf.google.com -allEach mechanism must be spelled correctly and follow the expected pattern. Include requires a colon immediately after the keyword with no space, then the domain.
Re-checkWrong vs correct setup
Invalid syntax
v=spf1 include _spf.google.com -allThis is wrong because include requires a colon before the domain. Without it, receivers cannot parse the record as valid SPF.
Valid syntax
v=spf1 include:_spf.google.com -allThe colon directly after include and no stray spaces let receivers parse the record correctly.
Why this happens
Syntax errors often creep in when records are hand-edited, copied from incomplete documentation, or migrated between DNS providers. A trailing space, missing hyphen in -all, or typo such as inclide instead of include is enough to invalidate the whole record.
Why this is a problem
- Receivers cannot evaluate the SPF policy and may return permerror or ignore the record.
- Legitimate mail loses SPF authentication even when the intent of the policy is correct.
- DMARC alignment can fail when SPF cannot provide a usable result.
- Troubleshooting becomes harder because the policy looks present but is unusable.
How this affects deliverability
When SPF cannot be parsed, mailbox providers see a broken authentication layer. That weakens sender trust and can contribute to spam placement, especially for domains that rely on SPF for DMARC alignment.
Common causes
- A typo in a mechanism name such as include, ip4, or -all.
- Missing colon after include or redirect.
- Extra spaces inside the record where none are allowed.
- The record was copy-pasted from a source that introduced invisible or wrong characters.
What we checked
We inspected the SPF TXT record for syntax validity. If mechanisms are malformed or the record does not follow the SPF specification, we report a syntax error.
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FAQ
Can a single typo break the whole SPF record?
Yes. SPF parsers expect exact mechanism names and structure. One typo or formatting error can cause the entire record to be treated as invalid.
How do I find syntax errors in my SPF record?
Use an SPF validation tool to check your published TXT record. Look for missing colons, extra spaces, or misspelled mechanisms.
Is SPF syntax error the same as permerror?
Not always. Syntax errors often lead to permerror, but permerror can also come from other issues such as too many DNS lookups.
Next steps
- Copy the current SPF record from live DNS and inspect it character by character.
- Verify every mechanism follows the SPF specification format.
- Fix typos, missing colons, and stray spaces.
- Publish the corrected record and allow time for propagation.
- Re-run the check to confirm the syntax error is resolved.
- Review the full troubleshooting guidance in the SPF Hub.
- Check signing and selector issues in the DKIM Hub.
- Review alignment and policy issues in the DMARC Hub.