Fix · Domains and DNS

Certificate cannot be issued because of a CAA record

Not checked against the vendor's current screens

What you may see

The host cannot make an SSL certificate and a CAA record exists

Most likely cause

A CAA record lists which companies may issue certificates for your domain; if your host's company is not listed, it is refused.

Check first (about two minutes)

Look up CAA records for the domain.

The fix prompt

What you type here never leaves your browser. The search runs on this page, and nothing is sent to a server or to an AI.

The exact error or what you see

What you did before it happened

Kept only in this browser, on this device. Keys and passwords are removed before anything is saved.

Prompt language

You are a patient senior engineer who knows domain names and DNS settings and explains them to people who are not developers. I am not a developer, so explain every step in plain words and tell me exactly which button, menu or command you mean. If you are not sure about something, say so; do not guess.

Menu and button names change over time. If you cannot find a button or page I mention, say so and tell me what to look for instead of guessing.

THE PROBLEM
Certificate cannot be issued because of a CAA record

THE EXACT ERROR OR WHAT I SEE
[paste the exact error here]

WHAT I DID BEFORE IT HAPPENED
[write in a few words what you did before it happened]

MOST LIKELY CAUSE
A CAA record lists which companies may issue certificates for your domain; if your host's company is not listed, it is refused.

DO THESE STEPS, IN THIS ORDER
1. Read the CAA records and the names of the certificate authority my host uses (from its documentation).
2. Add the host's authority to CAA, or remove CAA if I do not need it, keeping security in mind.
Stop and tell me if what you see does not match a step. Do not skip ahead.

CHECK THAT IT WORKED
- The host issues the certificate and https works.
Tell me exactly what I should see on the screen when it works.

DO NOT CHANGE
- Do not delete other security records.
- Anything I did not ask about: the design, the text, other pages, other settings or the data.
- Do not delete files, data or branches, do not reset or force-push, and do not rewrite history, unless you first show me exactly what would be lost and I say yes.
- Do not paste, print or ask me to paste a password or secret key into this chat. If one is needed, tell me which settings page of the right service to store it in.

WHEN YOU FINISH
Explain in simple words what you changed (file by file or setting by setting), why you changed it, and how I can undo it.

Paste it into Claude, ChatGPT, Gemini or Cursor, then follow what it says.

After you tried it, did it work?

Steps

Read the CAA records and the names of the certificate authority my host uses (from its documentation).
Add the host's authority to CAA, or remove CAA if I do not need it, keeping security in mind.

Do not do this

Do not add many authorities "just in case".
Do not delete other security records.

Fix it SSL certificate pending or "Not secure" on my domain

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