Not shown: 1709 closed ports
PORT STATE SERVICE VERSION
88/tcp open kerberos-sec Mac OS X kerberos-sec
8080/tcp open http Apache httpd
2.2.6 ((Unix) mod_ssl/2.2.6 OpenSSL/0.9.7l DAV/2 PHP/5.2.5)
Service Info: OS: Mac OS X
Nmap done: 1 IP address (1 host up) scanned in 23.842 seconds
I must notice that I phoned my ISP about closed ports. They told me that only a few ports were closed (to fight against spam) and that port 8083 was opened on their side ...