I just bough a domain “ iwgx.io ” from Namecheap and I already netlify site that is https://iwgx.netlify.app/ and I want add custom subdomain that is “ blog.iwgx.io ” for that site ( https://iwgx.netlify.app/ ), without using custom nameserver since I’m deployed many of my apps in several places (netli…

The docs have an answer: Configure external DNS for a custom domain | Netlify Docs

Setting subdomain in namecheap to netlify

luke November 16, 2020, 6:12am 6

Hi, @iwgx. Most often the delay is caused by time to live (TTL) values:

Topic		Replies	Views
Custom Domain and custom SSL not working Support netlify-dns-https-ssl	3	3668	September 10, 2019
Not sure how to set up a Netlify subdomain Support netlify-dns-https-ssl	9	3467	July 24, 2020
Custom domain name not working Support netlify-dns-https-ssl	2	712	May 29, 2020
Custom domain not working with netlify Support netlify-dns-https-ssl , netlify-newbie	3	794	May 18, 2020
SSL certificate is not valid yet, change from goDaddy to Netlify Support netlify-cdn-adn , netlify-dns-https-ssl	3	2294	November 13, 2019