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sh-3.2# nmap -sS -sV -P0 148.233.145.72

Starting Nmap 4.20 ( http://insecure.org ) at 2007-11-12 17:28 CST
Interesting ports on customer-148-233-145-72.uninet-ide.com.mx (148.233.145.72):
Not shown: 1691 filtered ports
PORT    STATE  SERVICE      VERSION
22/tcp  open   ssh          OpenSSH 4.3p2 Debian 9 (protocol 2.0)
25/tcp  open   smtp         Cisco PIX sanatized smtpd
80/tcp  open   http         Apache httpd 1.3.34 ((Debian) PHP/5.2.0-8+etch5~pu1)
110/tcp open   pop3         Courier pop3d
139/tcp closed netbios-ssn
445/tcp closed microsoft-ds
Service Info: OS: Linux; Device: firewall