[root@server1 ~]# nmap server2.tecmint.com(192.168.0.101) Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1115:42 EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 957/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) scanned in 0.415 seconds You have new mail in /var/spool/mail/root
[root@server1 ~]# nmap -v server2.tecmint.com Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1115:43 EST Initiating ARP Ping Scan against 192.168.0.101 [1 port] at 15:43 The ARP Ping Scan took 0.01s to scan 1 total hosts. Initiating SYN Stealth Scan against server2.tecmint.com (192.168.0.101) [1680 ports] at 15:43 Discovered open port 22/tcp on192.168.0.101 Discovered open port 80/tcp on192.168.0.101 Discovered open port 8888/tcp on192.168.0.101 Discovered open port 111/tcp on192.168.0.101 Discovered open port 3306/tcp on192.168.0.101 Discovered open port 957/tcp on192.168.0.101 The SYN Stealth Scan took 0.30s to scan 1680 total ports. Host server2.tecmint.com (192.168.0.101) appears tobeup ... good. Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 957/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) scanned in 0.485 seconds Raw packets sent:1681 (73.962KB) | Rcvd: 1681 (77.322KB)
3.扫描多台主机
你可以简单的在Nmap命令后加上多个IP地址或主机名来扫描多台主机。
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[root@server1 ~]# nmap192.168.0.101192.168.0.102192.168.0.103 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1116:06 EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 957/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 3 IP addresses (1 host up) scanned in 0.580 seconds
[root@server1 ~]# nmap192.168.0.* Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1116:11 EST Interesting ports on server1.tecmint.com (192.168.0.100): Not shown: 1677 closed ports PORT STATE SERVICE 22/tcp open ssh 111/tcp open rpcbind 851/tcp open unknown Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 957/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 256 IP addresses (2 hosts up) scanned in 5.550 seconds You have new mail in /var/spool/mail/root
[root@server1 ~]# nmap192.168.0.101,102,103 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1116:09 EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 957/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 3 IP addresses (1 host up) scanned in 0.552 seconds You have new mail in /var/spool/mail/root
[root@server1 ~]# nmap -iL nmaptest.txt Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1810:58 EST Interesting ports on localhost.localdomain (127.0.0.1): Not shown: 1675 closed ports PORT STATE SERVICE 22/tcp open ssh 25/tcp open smtp 111/tcp open rpcbind 631/tcp open ipp 857/tcp open unknown Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 958/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 958/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 3 IP addresses (3 hosts up) scanned in 2.047 seconds
7.扫描一个IP地址范围 -
你可以在nmap执行扫描时指定IP范围。
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[root@server1 ~]# nmap192.168.0.101-110 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1116:09 EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 957/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 10 IP addresses (1 host up) scanned in 0.542 seconds
8.排除一些远程主机后再扫描–exclude
在执行全网扫描或用通配符扫描时你可以使用“–exclude”选项来排除某些你不想要扫描的主机。
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[root@server1 ~]# nmap192.168.0.* --exclude 192.168.0.100 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1116:16 EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 957/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 255 IP addresses (1 host up) scanned in 5.313 seconds You have new mail in /var/spool/mail/root
[root@server1 ~]# nmap -A192.168.0.101 StartingNmap4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1116:25EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 4.3 (protocol 2.0) 80/tcp open http Apache httpd 2.2.3 ((CentOS)) 111/tcp open rpcbind 2 (rpc #100000) 957/tcp open status 1 (rpc #100024) 3306/tcp open mysql MySQL (unauthorized) 8888/tcp open http lighttpd 1.4.32 MAC Address: 08:00:27:D9:8E:D7 (CadmusComputerSystems) No exact OS matches for host (If you know what OS is running on it, see http://www.insecure.org/cgi-bin/nmap-submit.cgi). TCP/IP fingerprint: SInfo(V=4.11%P=i686-redhat-linux-gnu%D=11/11%Tm=52814B66%O=22%C=1%M=080027) TSeq(Class=TR%IPID=Z%TS=1000HZ) T1(Resp=Y%DF=Y%W=16A0%ACK=S++%Flags=AS%Ops=MNNTNW) T2(Resp=N) T3(Resp=Y%DF=Y%W=16A0%ACK=S++%Flags=AS%Ops=MNNTNW) T4(Resp=Y%DF=Y%W=0%ACK=O%Flags=R%Ops=) T5(Resp=Y%DF=Y%W=0%ACK=S++%Flags=AR%Ops=) T6(Resp=Y%DF=Y%W=0%ACK=O%Flags=R%Ops=) T7(Resp=Y%DF=Y%W=0%ACK=S++%Flags=AR%Ops=) PU(Resp=Y%DF=N%TOS=C0%IPLEN=164%RIPTL=148%RID=E%RIPCK=E%UCK=E%ULEN=134%DAT=E) Uptime 0.169 days (since MonNov 11 12:22:15 2013) Nmap finished: 1 IP address (1 host up) scanned in 22.271 seconds
[root@server1 ~]# nmap -O server2.tecmint.com StartingNmap4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1117:40EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 957/tcp open unknown 3306/tcp open mysql 8888/tcp open sun-answerbook MAC Address: 08:00:27:D9:8E:D7 (CadmusComputerSystems) No exact OS matches for host (If you know what OS is running on it, see http://www.insecure.org/cgi-bin/nmap-submit.cgi). TCP/IP fingerprint: SInfo(V=4.11%P=i686-redhat-linux-gnu%D=11/11%Tm=52815CF4%O=22%C=1%M=080027) TSeq(Class=TR%IPID=Z%TS=1000HZ) T1(Resp=Y%DF=Y%W=16A0%ACK=S++%Flags=AS%Ops=MNNTNW) T2(Resp=N) T3(Resp=Y%DF=Y%W=16A0%ACK=S++%Flags=AS%Ops=MNNTNW) T4(Resp=Y%DF=Y%W=0%ACK=O%Flags=Option -O and -osscan-guess also helps to discover OS R%Ops=) T5(Resp=Y%DF=Y%W=0%ACK=S++%Flags=AR%Ops=) T6(Resp=Y%DF=Y%W=0%ACK=O%Flags=R%Ops=) T7(Resp=Y%DF=Y%W=0%ACK=S++%Flags=AR%Ops=) PU(Resp=Y%DF=N%TOS=C0%IPLEN=164%RIPTL=148%RID=E%RIPCK=E%UCK=E%ULEN=134%DAT=E) Uptime 0.221 days (since MonNov 11 12:22:16 2013) Nmap finished: 1 IP address (1 host up) scanned in 11.064 seconds You have new mail in /var/spool/mail/root
11.扫描主机侦测防火墙-sA
下面的命令将扫描远程主机以探测该主机是否使用了包过滤器或防火墙。
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[root@server1 ~]# nmap -sA 192.168.0.101 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at2013-11-1116:27 EST All 1680 scanned ports on server2.tecmint.com (192.168.0.101) are UNfiltered MAC Address: 08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1IP address (1 host up) scanned in0.382 seconds You have new mail in /var/spool/mail/root
12.扫描主机检测是否有防火墙保护-PN
扫描主机检测其是否受到数据包过滤软件或防火墙的保护。
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[root@server1 ~]# nmap -PN 192.168.0.101 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1116:30 EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 957/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) scanned in 0.399 seconds
13.找出网络中的在线主机-sP
使用“-sP”选项,我们可以简单的检测网络中有哪些在线主机,该选项会跳过端口扫描和其他一些检测。
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[root@server1 ~]# nmap -sP 192.168.0.* Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1811:01 EST Host server1.tecmint.com (192.168.0.100) appears tobeup. Host server2.tecmint.com (192.168.0.101) appears tobeup. MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 256 IP addresses (2 hosts up) scanned in 5.109 seconds
[root@server1 ~]# nmap -F 192.168.0.101 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1116:47 EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1234 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) scanned in 0.322 seconds
15.查看Nmap的版本
你可以使用“-V”选项来检测你机子上Nmap的版本。
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[root@server1 ~]# nmap -V Nmap version 4.11 ( http://www.insecure.org/nmap/ ) You have new mail in/var/spool/mail/root
16.顺序扫描端口-r
使用“-r”选项表示不会随机的选择端口扫描。
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[root@server1 ~]# nmap -r 192.168.0.101 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1116:52 EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 957/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) scanned in 0.363 seconds
17.打印主机接口和路由-iflist
你可以使用nmap的“–iflist”选项检测主机接口和路由信息。
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[root@server1 ~]# nmap --iflist Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-11 17:07 EST ************************INTERFACES************************ DEV (SHORT) IP/MASK TYPE UP MAC lo (lo) 127.0.0.1/8 loopback up eth0 (eth0) 192.168.0.100/24 ethernet up 08:00:27:11:C7:89 **************************ROUTES************************** DST/MASK DEV GATEWAY 192.168.0.0/0 eth0 169.254.0.0/0 eth0
[root@server1 ~]# nmap -p80 server2.tecmint.com Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1117:12 EST Interesting ports on server2.tecmint.com (192.168.0.101): PORT STATE SERVICE 80/tcp open http MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) sca
19.扫描TCP端口-p T:
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[root@server1 ~]# nmap -p T:8888,80 server2.tecmint.com Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1117:15 EST Interesting ports on server2.tecmint.com (192.168.0.101): PORT STATE SERVICE 80/tcp open http 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) scanned in 0.157 seconds
20.扫描UDP端口-sU
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[root@server1 ~]# nmap -sU 53 server2.tecmint.com Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1117:15 EST Interesting ports on server2.tecmint.com (192.168.0.101): PORT STATE SERVICE 53/udp open http 8888/udp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) scanned in 0.157 seconds
21.扫描多个端口
你还可以使用选项“-P”来扫描多个端口。
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[root@server1 ~]# nmap -p 80,443192.168.0.101 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at2013-11-1810:56 EST Interesting ports on server2.tecmint.com (192.168.0.101): PORT STATE SERVICE 80/tcp open http 443/tcp closed https MAC Address: 08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1IP address (1 host up) scanned in0.190 seconds
22.扫描指定范围内的端口
您可以使用表达式来扫描某个范围内的端口。
1
[root@server1 ~]# nmap -p 80-160192.168.0.101
23.查找主机服务版本号-sV
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[root@server1 ~]# nmap -sV 192.168.0.101 StartingNmap4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1117:48EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 4.3 (protocol 2.0) 80/tcp open http Apache httpd 2.2.3 ((CentOS)) 111/tcp open rpcbind 2 (rpc #100000) 957/tcp open status 1 (rpc #100024) 3306/tcp open mysql MySQL (unauthorized) 8888/tcp open http lighttpd 1.4.32 MAC Address: 08:00:27:D9:8E:D7 (CadmusComputerSystems) Nmap finished: 1 IP address (1 host up) scanned in 12.624 seconds
[root@server1 ~]# nmap -PS 192.168.0.101 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1117:51 EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 957/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) scanned in 0.360 seconds You have new mail in /var/spool/mail/root
25.使用TCP ACK扫描远程主机上特定的端口-PA -p
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[root@server1 ~]# nmap -PA -p22,80192.168.0.101 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1118:02 EST Interesting ports on server2.tecmint.com (192.168.0.101): PORT STATE SERVICE 22/tcp open ssh 80/tcp open http MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) scanned in 0.166 seconds You have new mail in /var/spool/mail/root
26. 使用TCP Syn扫描远程主机上特定的端口
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[root@server1 ~]# nmap -PS -p22,80192.168.0.101 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1118:08 EST Interesting ports on server2.tecmint.com (192.168.0.101): PORT STATE SERVICE 22/tcp open ssh 80/tcp open http MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) scanned in 0.165 seconds You have new mail in /var/spool/mail/root
27.执行一次隐蔽的扫描-sS
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[root@server1 ~]# nmap -sS 192.168.0.101 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1118:10 EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 957/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) scanned in 0.383 seconds You have new mail in /var/spool/mail/root
28.使用TCP Syn扫描最常用的端口-sT
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[root@server1 ~]# nmap -sT 192.168.0.101 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1118:12 EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 111/tcp open rpcbind 957/tcp open unknown 3306/tcp open mysql 8888/tcp opensun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) scanned in 0.406 seconds You have new mail in /var/spool/mail/root
29.执行TCP空扫描以骗过防火墙-sN
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[root@server1 ~]# nmap -sN192.168.0.101 Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2013-11-1119:01 EST Interesting ports on server2.tecmint.com (192.168.0.101): Not shown: 1674 closed ports PORT STATE SERVICE 22/tcp open|filtered ssh 80/tcp open|filtered http 111/tcp open|filtered rpcbind 957/tcp open|filtered unknown 3306/tcp open|filtered mysql 8888/tcp open|filtered sun-answerbook MAC Address:08:00:27:D9:8E:D7 (Cadmus Computer Systems) Nmap finished: 1 IP address (1 host up) scanned in 1.584 seconds You have new mail in /var/spool/mail/root