Non-authoritative answer:
csibi.cn mail exchanger = 10 mail.csibi.cn.
Authoritative answers can be found from:
csibi.cn nameserver = dns7.hichina.com.
csibi.cn nameserver = dns8.hichina.com.
mail.csibi.cn internet address = 58.240.221.131
dns7.hichina.com internet address = 218.30.103.250
dns7.hichina.com internet address = 218.30.103.247
dns8.hichina.com internet address = 218.244.143.41
还有一个域名也发送不成功,日志如下:
192.168.202.22 [068BFBB0] 16:22:12 Connected
192.168.202.22 [068BFBB0] 16:22:12 >>> 220 server03.A.com.cn ESMTP Merak 8.9.1; Fri, 02 Feb 2007 16:22:12 +0800
192.168.202.22 [068BFBB0] 16:22:12 <<< HELO [192.168.202.200]
192.168.202.22 [068BFBB0] 16:22:12 >>> 250 server03.A.com.cn Hello [192.168.202.200] [192.168.202.22], pleased to meet you.
192.168.202.22 [068BFBB0] 16:22:12 <<< MAIL FROM: <zou@A.com.cn>
192.168.202.22 [068BFBB0] 16:22:12 >>> 250 2.1.0 <zou@A.com.cn>... Sender ok
192.168.202.22 [068BFBB0] 16:22:12 <<< RCPT TO: <w@csibi.cn>
192.168.202.22 [068BFBB0] 16:22:12 >>> 250 2.1.5 <w@csibi.cn>... Recipient ok; will forward
192.168.202.22 [068BFBB0] 16:22:12 <<< DATA
192.168.202.22 [068BFBB0] 16:22:12 >>> 354 Enter mail, end with "." on a line by itself
192.168.202.22 [068BFBB0] 16:22:12 *** <zou@A.com.cn> <w@csibi.cn> 1 1608 00:00:00 OK ICZ36412
192.168.202.22 [068BFBB0] 16:22:12 >>> 250 2.6.0 1608 bytes received in 00:00:00; Message id ICZ36412 accepted for delivery
192.168.202.22 [068BFBB0] 16:22:12 <<< QUIT
SYSTEM [A69F9BB0] 16:22:12 Client session Message id ICZ36412 item 200702021622123586.tm$
192.168.202.22 [068BFBB0] 16:22:12 >>> 221 2.0.0 server03.A.com.cn closing connection
SYSTEM [068BFBB0] 16:22:12 Disconnected
SYSTEM [A69F9BB0] 16:22:12 Client session DNS query 'csibi.cn' 0 (1) [OK - 1]
SYSTEM [A69F9BB0] 16:22:12 Client session Connecting to 'mail.csibi.cn'
具体MX纪录查询如下:
Non-authoritative answer:
csibi.cn mail exchanger = 10 mail.csibi.cn.
Authoritative answers can be found from:
cn nameserver = A.DNS.cn.
cn nameserver = B.DNS.cn.
cn nameserver = C.DNS.cn.
cn nameserver = D.DNS.cn.
cn nameserver = E.DNS.cn.
cn nameserver = NS.CERNET.NET.
mail.csibi.cn internet address = 58.240.221.131
B.DNS.cn internet address = 203.119.26.1
C.DNS.cn internet address = 203.119.27.1
E.DNS.cn internet address = 203.119.29.1