I’ll answer this in two steps… Do You Need an SSL Cert for Each Subdomain ? Yes and No, it depends. Your standard SSL certificate will be for single domain, say www.domain.example. There are different types of certs you can aside from the standard single domain cert: wildcard and multi domain certs. A wild card … Read more
Solution Here is what I finally came up with after being set in the right direction by Miles Erickson. I wanted the address bar to reflect the original subdomain/domain of the request and not the redirected server and port, but he put me on the right path to Google up a solution using VirtualHost and … Read more
It depends on whether you want to delegate hosting the subdomain off to a different DNS server (or to the same server, but in a different zone file). You delegate a zone when you want some other entity to control it, such as a different IT department or organization. If you do, then you need … Read more
RFC2818 states: If more than one identity of a given type is present in the certificate (e.g., more than one dNSName name, a match in any one of the set is considered acceptable.) Names may contain the wildcard character * which is considered to match any single domain name component or component fragment. E.g., *.a.com … Read more
Issue half resolved… Full resolution by me alone is probably not possible but I think I know what needs to be done. Partially resolved part After adding a new site in WordPress Admin and adding that site url to the cPanel “subdomains”; I: Could ping subsite.domainName.xyz Could not access the WP dashboard of subSite. Received … Read more
The mistake is putting a server block inside a server block, you should close the main server block then open a new one for the sub domains
There are a ton of good reasons to include it, the best of which is here: Yahoo Performance Best Practices Due to the dot rule with cookies, if you don’t have the ‘www.’ then you can’t set two-dot cookies or cross-subdomain cookies a la *.example.com. There are two pertinent impacts. First it means that any user … Read more
I was trying to solve the problem with cookie-free, the yslow has suggested to create a subdomain. I did, but the yslow still “show” the problem. i didn’t set the cookie´s domain in the page, cause i don’t know how to do it. anyone know a tutorial or a solution to this problem?