Real ChatGPT answer · index seedpgxpnkIXLl4completeMarketing and advertising · email marketinginformational

What are the most common SPF and DKIM setup mistakes that trigger spam filters for small business owners sending emails via Substack or Klaviyo?

ChatGPTgpt-63 queries11/1/2026
Download run

Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
What are the most common SPF and DKIM setup mistakes that trigger spam filters for small business owners sending emails via Substack or Klaviyo?
3 real searches · 1 real-search pass
Substack custom domain email authentication SPF DKIM DNS setup official helpGoogle ↗
OBSERVEDInstruction
Klaviyo domain authentication SPF DKIM DMARC setup common issues official documentationGoogle ↗
OBSERVEDReason
Google email sender guidelines SPF DKIM DMARC alignment 10 DNS lookup limit officialGoogle ↗
OBSERVEDOther / navigational

Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.

Query classes

Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.

ChatGPT real searches (3)
Short factOther / navigational33%ComparisonConsequenceReason33%DefinitionInstruction33%Yes / no

Classes come from the query-classifier (a local Laya model). 3 of 3 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.

Searches and sources

ChatGPT3 real searches · gpt-6
Substack custom domain email authentication SPF DKIM DNS setup official help Google ↗
Klaviyo domain authentication SPF DKIM DMARC setup common issues official documentation Google ↗
Google email sender guidelines SPF DKIM DMARC alignment 10 DNS lookup limit official Google ↗
  1. How do I set up my custom domain on Substack? · support.substack.com
  2. DNS and SPF setup troubleshooting in Klaviyo · help.klaviyo.com
  3. Understanding email authentication · help.klaviyo.com
  4. Email sender guidelines · support.google.com
  5. Troubleshooting why emails go to spam · help.klaviyo.com
  6. Email deliverability FAQs · help.klaviyo.com
  7. DNS lookup limit · developers.cloudflare.com
  8. Troubleshoot SPF issues  |  Security & data protection  |  Google Workspace Help · knowledge.workspace.google.com
  9. MXToolbox · mxtoolbox.com
  10. DMARC Inspector · dmarcian.com
  11. Mail-Tester · mail-tester.com
  12. Google Postmaster Tools · postmaster.google.com

Queries

3 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Substack custom domain email authentication SPF DKIM DNS setup official help
OBSERVED
Google ↗
AI Mode ↗
—Instruction——1x
of 1
Klaviyo domain authentication SPF DKIM DMARC setup common issues official documentation
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1
Google email sender guidelines SPF DKIM DMARC alignment 10 DNS lookup limit official
OBSERVED
Google ↗
AI Mode ↗
—Other / navigational——1x
of 1