BigCommerce Custom Domain Not Working

How to fix it

Try these in order — the most common fix is first.

1. 1. Recheck DNS values

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   1. In BigCommerce open Settings > Domain and note the required records
   2. At your registrar match each record exactly
   3. Remove old A or CNAME records on the same host
   Did this fix it? Yes No

2. 2. Wait for propagation

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   1. Allow up to 48 hours
   2. Test with an online DNS lookup tool
   3. Clear your browser and DNS cache
   Did this fix it? Yes No

3. 3. Set the primary domain

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   1. Choose the primary domain and redirect behaviour in domain settings
   2. Make sure www and root both resolve
   Did this fix it? Yes No

4. 4. Escalate

   1. Send support your domain and screenshots of your DNS records
   Did this fix it? Yes No

Symptoms

The domain does not open your store, shows a default page or an error, or redirects to the wrong host.

Why it happens

• A or CNAME record points to the wrong target
• Conflicting existing records on the same host
• Propagation delay
• Domain applied in BigCommerce before DNS was updated

This guide also covers

• bigcommerce domain not working
• bigcommerce custom domain setup
• bigcommerce dns

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