dnstracer 使用说明

dnstracker可以追踪dns的解析过程。

kali终端直接输入“dnstracer”可以查看其相关参数用法：

light@kali:~# dnstracer 
DNSTRACER version 1.8.1 - (c) Edwin Groothuis - http://www.mavetju.org
Usage: dnstracer [options] [host]
	-c: disable local caching, default enabled
	-C: enable negative caching, default disabled
	-o: enable overview of received answers, default disabled
	-q <querytype>: query-type to use for the DNS requests, default A
	-r <retries>: amount of retries for DNS requests, default 3
	-s <server>: use this server for the initial request, default localhost
	             If . is specified, A.ROOT-SERVERS.NET will be used.
	-t <maximum timeout>: Limit time to wait per try
	-v: verbose
	-S <ip address>: use this source address.
	-4: don't query IPv6 servers

查询1ight.co的DNS解析过程：

light@kali:~# dnstracer -o 1ight.co
Tracing to 1ight.co[a] via 192.168.75.2, maximum of 3 retries
192.168.75.2 (192.168.75.2) 
 |\___ F1G1NS1.DNSPOD.NET [1ight.co] (180.153.9.189) Got authoritative answer 
 |\___ F1G1NS1.DNSPOD.NET [1ight.co] (182.140.167.166) * Got authoritative answer 
 |\___ F1G1NS1.DNSPOD.NET [1ight.co] (113.108.80.138) Got authoritative answer 
 |\___ F1G1NS1.DNSPOD.NET [1ight.co] (111.30.132.180) * * * 
 |\___ F1G1NS1.DNSPOD.NET [1ight.co] (125.39.208.193) Got authoritative answer 
  \___ F1G1NS2.DNSPOD.NET [1ight.co] (112.90.82.194) Got authoritative answer 
  \___ F1G1NS2.DNSPOD.NET [1ight.co] (101.226.30.224) Got authoritative answer 
  \___ F1G1NS2.DNSPOD.NET [1ight.co] (182.140.167.188) * Got authoritative answer 
  \___ F1G1NS2.DNSPOD.NET [1ight.co] (115.236.137.40) Got authoritative answer 
  \___ F1G1NS2.DNSPOD.NET [1ight.co] (115.236.151.191) * Got authoritative answer 
 
F1G1NS2.DNSPOD.NET (115.236.151.191)    1ight.co -> 112.74.102.78
F1G1NS2.DNSPOD.NET (115.236.137.40)     1ight.co -> 112.74.102.78
F1G1NS2.DNSPOD.NET (182.140.167.188)    1ight.co -> 112.74.102.78
F1G1NS2.DNSPOD.NET (101.226.30.224)     1ight.co -> 112.74.102.78
F1G1NS2.DNSPOD.NET (112.90.82.194)      1ight.co -> 112.74.102.78
F1G1NS1.DNSPOD.NET (125.39.208.193)     1ight.co -> 112.74.102.78
F1G1NS1.DNSPOD.NET (113.108.80.138)     1ight.co -> 112.74.102.78
F1G1NS1.DNSPOD.NET (182.140.167.166)    1ight.co -> 112.74.102.78
F1G1NS1.DNSPOD.NET (180.153.9.189)      1ight.co -> 112.74.102.78

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