nmap

インストール

# pacman -S nmap

使用例
$ nmap localhost

Starting Nmap 6.47 ( http://nmap.org ) at 2015-06-12 10:20 JST
Nmap scan report for localhost (127.0.0.1)
Host is up (0.00034s latency).
rDNS record for 127.0.0.1: host_aa.example.com
Not shown: 993 closed ports
PORT      STATE SERVICE
22/tcp    open  ssh
80/tcp    open  http
139/tcp   open  netbios-ssn
389/tcp   open  ldap
445/tcp   open  microsoft-ds
3306/tcp  open  mysql
10000/tcp open  snet-sensor-mgmt

Nmap done: 1 IP address (1 host up) scanned in 20.09 seconds
OS detection with verbosity (-O -v)

# nmap -O -v localhost

Starting Nmap 6.47 ( http://nmap.org ) at 2015-07-01 13:54 JST
Initiating SYN Stealth Scan at 13:54
Scanning localhost (127.0.0.1) [1000 ports]
Discovered open port 445/tcp on 127.0.0.1
Discovered open port 3306/tcp on 127.0.0.1
Discovered open port 139/tcp on 127.0.0.1
Discovered open port 80/tcp on 127.0.0.1
Discovered open port 22/tcp on 127.0.0.1
Discovered open port 389/tcp on 127.0.0.1
Discovered open port 5432/tcp on 127.0.0.1
Discovered open port 10000/tcp on 127.0.0.1
Completed SYN Stealth Scan at 13:54, 0.05s elapsed (1000 total ports)
Initiating OS detection (try #1) against localhost (127.0.0.1)
Nmap scan report for localhost (127.0.0.1)
Host is up (0.000025s latency).
rDNS record for 127.0.0.1: nlf132.eg.jp.honda.com
Not shown: 992 closed ports
PORT      STATE SERVICE
22/tcp    open  ssh
80/tcp    open  http
139/tcp   open  netbios-ssn
389/tcp   open  ldap
445/tcp   open  microsoft-ds
3306/tcp  open  mysql
5432/tcp  open  postgresql
10000/tcp open  snet-sensor-mgmt
Device type: general purpose
Running: Linux 3.X
OS CPE: cpe:/o:linux:linux_kernel:3
OS details: Linux 3.7 - 3.15
Uptime guess: 0.066 days (since Wed Jul  1 12:19:35 2015)
Network Distance: 0 hops
TCP Sequence Prediction: Difficulty=260 (Good luck!)
IP ID Sequence Generation: All zeros

Read data files from: /usr/bin/../share/nmap
OS detection performed. Please report any incorrect results at http://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 1.82 seconds
           Raw packets sent: 1022 (45.778KB) | Rcvd: 2050 (87.332KB)
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Jul/01/2015 AM 08:15