Nmap find open TCP/IP ports for a target that is blocking ping

Starting Nmap 5.00 ( http://nmap.org ) at 2011-07-21 19:21 PDT
NSE: Loaded 0 scripts for scanning.
Initiating Connect Scan at 19:21
Scanning localhost (127.0.0.1) [1000 ports]
Discovered open port 111/tcp on 127.0.0.1
Discovered open port 993/tcp on 127.0.0.1
Discovered open port 25/tcp on 127.0.0.1
Discovered open port 995/tcp on 127.0.0.1
Discovered open port 113/tcp on 127.0.0.1
Discovered open port 143/tcp on 127.0.0.1
Discovered open port 21/tcp on 127.0.0.1
Discovered open port 110/tcp on 127.0.0.1
Discovered open port 22/tcp on 127.0.0.1
Discovered open port 1984/tcp on 127.0.0.1
Discovered open port 465/tcp on 127.0.0.1
Discovered open port 5432/tcp on 127.0.0.1
Discovered open port 3333/tcp on 127.0.0.1
Discovered open port 10025/tcp on 127.0.0.1
Discovered open port 8333/tcp on 127.0.0.1
Discovered open port 10024/tcp on 127.0.0.1
Discovered open port 2401/tcp on 127.0.0.1
Completed Connect Scan at 19:21, 0.14s elapsed (1000 total ports)
Host localhost (127.0.0.1) is up (0.00092s latency).
Scanned at 2011-07-21 19:21:55 PDT for 0s
Interesting ports on localhost (127.0.0.1):
Not shown: 983 closed ports
PORT      STATE SERVICE
21/tcp    open  ftp
22/tcp    open  ssh
25/tcp    open  smtp
110/tcp   open  pop3
111/tcp   open  rpcbind
113/tcp   open  auth
143/tcp   open  imap
465/tcp   open  smtps
993/tcp   open  imaps
995/tcp   open  pop3s
1984/tcp  open  bigbrother
2401/tcp  open  cvspserver
3333/tcp  open  dec-notes
5432/tcp  open  postgresql
8333/tcp  open  unknown
10024/tcp open  unknown
10025/tcp open  unknown

Read data files from: /usr/share/nmap
Nmap done: 1 IP address (1 host up) scanned in 0.23 seconds