Non è scaduto: probabilmente si tratta di un attacco.
Di seguito il whois lookup del dominio:
Domain: borsaitaliana.it
Status: ok
Created: 2000-06-02 00:00:00
Last Update: 2014-06-18 00:42:11
Expire Date: 2015-06-02
Registrant
Name: Borsa Italiana spa
Organization: Borsa Italiana spa
ContactID: BORS9
Address: P.zza degli Affari, 6
Milano
20123
MI
IT
Created: 2007-03-01 10:28:30
Last Update: 2011-08-04 12:32:45
Admin Contact
Name: Massimo Capuano
ContactID: MC5423
Address: P.zza degli Affari, 6
Milano
20123
MI
IT
Created: 2000-02-09 00:00:00
Last Update: 2011-08-04 12:33:05
Technical Contacts
Name: Domain Name Management Service
Organization: BT Italia S.p.A.
ContactID: DNMS1
Address: BT Italia S.p.A.
Roma
00142
RM
IT
Created: 2007-04-03 13:16:14
Last Update: 2011-11-21 10:33:35
Registrar
Organization: BT Italia s.p.a.
Name: BTITALIA-REG
Web:
http://www.italia.bt.com
Nameservers
nss1.londonstockexchange.com
nsp1.londonstockexchange.com