|
云计算学习路线教程大纲课件客户端查询: ==================================================================================== nslookup,host,dig 客户端指定本地DNS [root@tianyun ~]# cat /etc/resolv.conf nameserver 192.168.2.115 [root@tianyun ~]# dig www.baidu.com [root@tianyun ~]# nslookup www.baidu.com [root@tianyun ~]# host www.baidu.com dig (Linux) [root@tianyun ~]# dig www.126.com //使用/etc/resolv.conf设置的DNS [root@tianyun ~]# dig @192.168.2.168 www.126.com //使用指定的DNS [root@tianyun ~]# dig @192.168.2.100 www.126.com //使用指定的DNS host (Linux) [root@tianyun ~]# host -t A www.baidu.com //正向解析，查询A记录 [root@tianyun ~]# host 192.168.5.100 //反向解析，查询PTR记录 [root@tianyun ~]# host www.baidu.com 192.168.5.240 //使用DNS服务器192.168.5.240解析 [root@tianyun ~]# host -t SOA baidu.com //查询某个域的SOA baidu.com has SOA record ns.baidu.com. root.baidu.com. 2013081303 3600 900 604800 86400 [root@tianyun ~]# host -t NS baidu.com //查询某个域的NS baidu.com name server ns.baidu.com. baidu.com name server ns2.baidu.com. [root@tianyun ~]# [root@tianyun ~]# host -t MX baidu.com //查询某个域的邮件服务器 baidu.com mail is handled by 10 mail.baidu.com. nslookup (Linux/Windows) [root@tianyun ~]# nslookup www.baidu.com [root@tianyun ~]# nslookup 192.168.5.100 [root@tianyun ~]# nslookup > www.baidu.com Server: 127.0.0.1 Address: 127.0.0.1#53 Name: www.baidu.com Address: 192.168.5.100 > 192.168.5.2 Server: 127.0.0.1 Address: 127.0.0.1#53 2.5.168.192.in-addr.arpa name = www.baidu.com. [root@tianyun ~]# nslookup > server 192.168.5.2 //使用临时指定的服务器解析 Default server: 192.168.5.2 Address: 192.168.5.2#53 [root@tianyun ~]# nslookup > set q=soa > baidu.com Server: 127.0.0.1 Address: 127.0.0.1#53 baidu.com origin = ns.baidu.com mail addr = root.baidu.com serial = 2013081303 refresh = 3600 retry = 900 expire = 604800 minimum = 86400 > set q=ns > baidu.com Server: 127.0.0.1 Address: 127.0.0.1#53 baidu.com nameserver = ns.baidu.com. baidu.com nameserver = ns2.baidu.com. [root@tianyun ~]# nslookup > set q=mx > baidu.com Server: 127.0.0.1 Address: 127.0.0.1#53 baidu.com mail exchanger = 10 mail.baidu.com. > set q=a > www.baidu.com Server: 127.0.0.1 Address: 127.0.0.1#53 Name: www.baidu.com Address: 192.168.5.100 C:\>ipconfig /?
|
|
|
