Docs › Troubleshooting
Subdomain Not Working
If your subdomain isn’t working properly, follow these troubleshooting steps.
Common Issues
Subdomain Not Resolving
Symptoms:
- Browser shows “site can’t be reached”
- DNS lookup fails
Solutions:
- Check DNS records - Verify CNAME record is added - Ensure it points to correct target - Wait for propagation (up to 48 hours)
- Verify subdomain format - Use only letters, numbers, hyphens - Don’t start or end with hyphen - Keep it short and simple
- Check for conflicts - Ensure no duplicate records - Remove conflicting A records
SSL Certificate Issues
Symptoms:
- “Not secure” warning in browser
- Certificate errors
Solutions:
- Wait for SSL provisioning (can take up to 24 hours)
- Verify DNS is properly configured
- Check domain ownership verification
Subdomain Shows Wrong Content
Symptoms:
- Different website appears
- Old content displays
Solutions:
- Clear browser cache
- Try incognito/private window
- Verify subdomain assignment in settings
Checking DNS Status
In getsimpleup.ca:
- Open Settings → Domain
- Check connection status
- Look for green checkmark
DNS Propagation
DNS changes can take time:
- Typical: 15 minutes to 4 hours
- Maximum: Up to 48 hours
- Check: Use dnschecker.org
Common DNS Mistakes
| Mistake | Fix |
|---|---|
| Wrong record type | Use CNAME, not A record |
| Typo in target | Copy exact value from getsimpleup.ca |
| Missing period | Some providers need trailing dot |
| Proxy enabled | Disable Cloudflare proxy initially |
Testing Your Subdomain
- Open terminal/command prompt
- Run:
nslookup yoursubdomain.yourdomain.com - Verify it resolves to correct target
Still Having Issues?
If problems persist:
- Screenshot your DNS settings
- Note the exact subdomain
- Contact support with details