Похоже греческий домен просто не проплачен - поэтому и исчез:
Domain Name:codex.gr
Domain Handle:d4a2db3c7bf034c10ad90e07cada7a7df-gr
Protocol Number:979899
Creation Date:19-4-2004
Expiration Date:19-4-2008
Updated Date:24-4-2007
Comment:For a period of 15 days following a domain name expiration, a new registration application for the domain name and its bundle names forms may only be filed by the owner of the expired domain
Registrar:FORTHNET A.E
Registrar Referral URL:http://www.forthnet.gr
Registrar Referral Email:sme-admin@forthnet.gr
Whois Server:
Bundle Name:codex.gr
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