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建议用DIG测试
C:\Documents and Settings\Administrator>dig 163.com mx
; <<>> DiG 9.3.3 <<>> 163.com mx
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1977
;; flags: qr rd ra; QUERY: 1, ANSWER: 5, AUTHORITY: 2, ADDITIONAL: 13
;; QUESTION SECTION:
;163.com. IN MX
;; ANSWER SECTION:
163.com. 529 IN MX 50 163mx00.mxmail.netease.com.
163.com. 529 IN MX 10 163mx01.mxmail.netease.com.
163.com. 529 IN MX 10 163mx02.mxmail.netease.com.
163.com. 529 IN MX 10 163mx03.mxmail.netease.com.
163.com. 529 IN MX 10 163mx04.mxmail.netease.com.
;; AUTHORITY SECTION:
163.com. 11742 IN NS ns3.nease.net.
163.com. 11742 IN NS ns4.nease.net.
;; ADDITIONAL SECTION:
163mx00.mxmail.netease.com. 457 IN A 220.181.12.62
163mx00.mxmail.netease.com. 457 IN A 220.181.12.63
163mx00.mxmail.netease.com. 457 IN A 220.181.12.64
163mx00.mxmail.netease.com. 457 IN A 220.181.12.65
163mx00.mxmail.netease.com. 457 IN A 220.181.12.66
163mx00.mxmail.netease.com. 457 IN A 220.181.12.67
163mx00.mxmail.netease.com. 457 IN A 220.181.12.68
163mx00.mxmail.netease.com. 457 IN A 220.181.12.73
163mx00.mxmail.netease.com. 457 IN A 220.181.12.74
163mx00.mxmail.netease.com. 457 IN A 220.181.12.75
163mx00.mxmail.netease.com. 457 IN A 220.181.12.76
163mx00.mxmail.netease.com. 457 IN A 220.181.12.77
163mx00.mxmail.netease.com. 457 IN A 220.181.12.78
;; Query time: 62 msec
;; SERVER: 202.99.166.4#53(202.99.166.4)
;; WHEN: Tue Jul 21 10:32:52 2009
;; MSG SIZE rcvd: 413 |
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