Fix Shopify Domain Connection Issue

I'm experiencing an issue with my Shopify store where my domain is not connecting. I'm looking for an experienced Shopify developer who can troubleshoot and resolve this issue quickly.

Ideal skills and experience:
- Expertise in Shopify and domain setup
- Familiarity with DNS records and domain settings
- Experience with major domain providers like GoDaddy, Namecheap, and Bluehost
- Problem-solving skills and attention to detail

Please provide a brief overview of your approach and estimated timeline.