2012-09-19 126 views

回答

3

显然,(你可以通过一个简单的DNS请求做),他们没有IPv6地址:

$ host -a vimeo.com 
Trying "vimeo.com" 
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 16587 
;; flags: qr rd ra; QUERY: 1, ANSWER: 10, AUTHORITY: 0, ADDITIONAL: 7 

;; QUESTION SECTION: 
;vimeo.com.      IN  ANY 

;; ANSWER SECTION: 
vimeo.com.    30  IN  TXT  "v=spf1 a mx ptr ip4:74.113.232.150 ip4:74.113.232.149 include:iac.com -all" 
vimeo.com.    30  IN  MX  6 vimeo.com.s7b2.psmtp.com. 
vimeo.com.    30  IN  MX  6 vimeo.com.s7b1.psmtp.com. 
vimeo.com.    30  IN  MX  6 vimeo.com.s7a2.psmtp.com. 
vimeo.com.    30  IN  NS  ns4.iaccap.com. 
vimeo.com.    30  IN  SOA  primary.vimeo.com. admin.vimeo.com. 2008102362 86400 7200 604800 300 
vimeo.com.    30  IN  NS  ns1.iaccap.com. 
vimeo.com.    30  IN  MX  6 vimeo.com.s7a1.psmtp.com. 
vimeo.com.    30  IN  NS  ns2.iaccap.com. 
vimeo.com.    30  IN  A  74.113.233.128 

;; ADDITIONAL SECTION: 
vimeo.com.s7a1.psmtp.com. 14359 IN  A  64.18.6.10 
vimeo.com.s7b2.psmtp.com. 14359 IN  A  64.18.6.14 
vimeo.com.s7b1.psmtp.com. 14359 IN  A  64.18.6.13 
ns4.iaccap.com.   86400 IN  A  74.113.238.28 
ns1.iaccap.com.   86400 IN  A  74.113.232.28 
vimeo.com.s7a2.psmtp.com. 14359 IN  A  64.18.6.11 
ns2.iaccap.com.   86400 IN  A  66.235.119.14 
+0

谢谢。这就是我要的。 –

+0

@ lf.xiao完美。用ckeck标记(✓)接受答案就表达了这一点。 – glglgl