gnome-shell connect to yahoo.com

[Dario Lesca]

Why my gnome-shell is connect to yahoo.com ?
> [root@dodo ~]# netstat -natp|grep 80        
> tcp   0   0 10.9.2.105:47580   98.139.53.227:80    ESTABLISHED 1555/gnome-shell    
> [root@dodo ~]# host 98.139.53.227
> 227.53.139.98.in-addr.arpa domain name pointer yts.yql.vip.ac4.yahoo.com.

I have nothing to do with yahoo

It Is some gnome-shell-extension witch I have install  ?

There a way to find out who is making this connection and disable it?

Many thanks