Today I was playing with domain names, as usual, and came across a strange redirection.
Long story short, I found that xxxx.com redirects to freelancer.com.
Maybe they plan to rename their service. 
From now on I’ll use this domain name to enter the website. 
Here is a whois:
Domain Name: XXXX.COM Registrar: ENOM, INC. Whois Server: whois.enom.com Referral URL: http://www.enom.com Name Server: DNS1.NAME-SERVICES.COM Name Server: DNS2.NAME-SERVICES.COM Name Server: DNS3.NAME-SERVICES.COM Name Server: DNS4.NAME-SERVICES.COM Name Server: DNS5.NAME-SERVICES.COM Status: clientDeleteProhibited Status: clientTransferProhibited Updated Date: 15-nov-2006 Creation Date: 18-feb-1996 Expiration Date: 19-feb-2016