CFLib.org – Common Function Library Project

Description:
Returns the Hostname and TLD from a FQDN.

Return Values:
Returns a struct with hostname and toplevel domain.

Example:

<cfset domain="example.co.uk">
<cfdump var="#GetHostAndTLD(domain)#">

Returns a struct.
result.hostname: example
result.tld: co.uk

Parameters:

Full UDF Source:

/**
 * Get the TLD and Hostname from FQDN.
 * v2 by Ray - just added a var scope
 * 
 * @param domain      Full Qualified Domain Name. (Required)
 * @return Returns a struct with hostname and toplevel domain. 
 * @author Patrick Heppler (p.heppler@fusionality.de) 
 * @version 2, October 29, 2010 
 */
function getHostAndTLD(domain) {
var result=structnew();
if (len(domain) lte 0) return false;
       result.hostname=listfirst(domain,".");
       if(listlen(domain,".") gt 2){
               result.tld=listgetat(domain,2,".")&"."&listgetat(domain,3,".");
               }
       else{
               result.tld=listlast(domain,".");
               }
       return result;
}