已知域名,如何得知他的邮件服务域名

zx_sanjin 2006-03-29 09:12:15
比如163.com
得到mx.mail.163.split.netease.com

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DrSmart 2006-03-30
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那个给分也不公平啊
lsgt 2006-03-30
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dnsquery是什么冬冬?
zx_sanjin 2006-03-30
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解决了,用DnsQuery很简单的实现了~~

多谢lsgt和斯马特!!

codeproject的太麻烦了,我的需求其实很简单

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lsgt 2006-03-30
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另外codeproject里面有个程序也是干这个的。如果需要程序实现,就到那里面去找,我以前用过,名字忘记了。
lsgt 2006-03-30
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就是nslookup

C:\Documents and Settings\wgy>nslookup
Default Server: ns.sc.cninfo.net
Address: xx.xx.xx.xx

> set type=mx
> hotmail.com
Server: ns.sc.cninfo.net
Address: xx.xx.xx.xx

Non-authoritative answer:
hotmail.com MX preference = 5, mail exchanger = mx2.hotmail.com
hotmail.com MX preference = 5, mail exchanger = mx3.hotmail.com
hotmail.com MX preference = 5, mail exchanger = mx4.hotmail.com
hotmail.com MX preference = 5, mail exchanger = mx1.hotmail.com
zx_sanjin 2006-03-30
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谢谢斯马特,我记得也有个命令查Domain的,但我想不起来了:(

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zx_sanjin 2006-03-30
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有一个软件好像可以,这是我昨天用Sniffer跟踪的:

本机发送:
E.........t....~.....n.5..x..............163.com............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................

16进制表示:
45 00 02 1C 04 1A 00 00 80 11 74 BF DB E9 16 7E
DB E9 F1 A6 04 6E 00 35 02 08 78 0D 02 00 01 00
00 01 00 00 00 00 00 00 03 31 36 33 03 63 6F 6D
00 00 0F 00 01 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00

目标机返回:
E..;..@...#........~.5.n.'...............163.com..............`...2.mx.mail.163.split.netease..........&....ns.nease.net.........&....ns3.R.'.......g...l.s.'.......g...l.t.'.......g...l.u.'.......g...l.v.'.......g...l.w.'.......g...l.o.'.......g...l.p.'.......g...l.q.'.......g...l.r.O......4....j.K.i......#.......

16进制表示:
45 00 01 3B 9C C8 40 00 F9 11 23 F1 DB E9 F1 A6
DB E9 16 7E 00 35 04 6E 01 27 96 10 02 00 81 80
00 01 00 01 00 02 00 0B 03 31 36 33 03 63 6F 6D
00 00 0F 00 01 C0 0C 00 0F 00 01 00 00 06 60 00
1E 00 32 02 6D 78 04 6D 61 69 6C 03 31 36 33 05
73 70 6C 69 74 07 6E 65 74 65 61 73 65 C0 10 C0
0C 00 02 00 01 00 00 26 09 00 0E 02 6E 73 05 6E
65 61 73 65 03 6E 65 74 00 C0 0C 00 02 00 01 00
00 26 09 00 06 03 6E 73 33 C0 52 C0 27 00 01 00
01 00 00 00 67 00 04 CA 6C 05 73 C0 27 00 01 00
01 00 00 00 67 00 04 CA 6C 05 74 C0 27 00 01 00
01 00 00 00 67 00 04 CA 6C 05 75 C0 27 00 01 00
01 00 00 00 67 00 04 CA 6C 05 76 C0 27 00 01 00
01 00 00 00 67 00 04 CA 6C 05 77 C0 27 00 01 00
01 00 00 00 67 00 04 CA 6C 05 6F C0 27 00 01 00
01 00 00 00 67 00 04 CA 6C 05 70 C0 27 00 01 00
01 00 00 00 67 00 04 CA 6C 05 71 C0 27 00 01 00
01 00 00 00 67 00 04 CA 6C 05 72 C0 4F 00 01 00
01 00 00 34 AB 00 04 CA 6A B9 4B C0 69 00 01 00
01 00 00 23 FC 00 04 DC B5 1C 03

其中目标机的IP是219.233.241.166:53,用nslookup看了一下,是zj-ns1.cableplus.com.cn,正是我所在的有线通的服务器地址,干什么的我也不知道:(

这个软件就能够返回2.mx.mail.163.split.netease,而这个正是我所需要的,该发送使用的是UDP协议。

希望大家能提供点思路,谢了!


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lsgt 2006-03-30
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谢谢。以前还不知道呢,呵呵
zx_sanjin 2006-03-30
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To lsgt:

MSDN 2005中
ms-help://MS.MSDNQTR.2005APR.1033/dnmsdn2/html/msdnstart.htm



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zx_sanjin 2006-03-30
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To 斯马特,lsgt写的比较全面,尤其是写出了:set type=mx,这对我有很大的启发。

当然你的功劳也不小,不过后来又回复了一句"啊,我想... ",哈,不自信了

5:15 = 1/3的关系,到底贡献度由多少我也算不清楚,但是还是lsgt的功劳比较大

至于你们的比例是

5:15 还是 9:11

我想你该不会太介意吧?

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DrSmart 2006-03-29
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啊,我想..............
DrSmart 2006-03-29
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nslookup
qintian1114 2006-03-29
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不能得到的。

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