Turorial1: [https://medium.com/@hossainkhan/using-custom-domain-for-github-pages-86b303d3918a]
Domain bought from [iranserver.com]
Managing .ir domains (with username legacyazd@gmail.com): [www.nic.ir]
Free DNS (with username mahozad): [https://www.namecheap.com/myaccount/login/?ReturnUrl=%2fDomains%2fDomainControlPanel%2fmahozad.ir%2fadvancedns]