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135856 2009 年 06 月 24 日 17:28 Reading (loading. ..) Comments (0) Category: Computer
believe that a large Most people who bought space should know 114BEST this site, it can be through your domain name or server's IP address, determine how much of your website on the server.
Moreover, the accuracy rate higher than the foreign query site , then how did he do it?
If the number of sites on a server to be judged so easily, then the server's security to be commended.
fact 114BEST not directly to detect the number of sites on the server, but rather the way through the accumulation of visitors to query the server to obtain information on the site.
First of all, visitors A check of the 1234.com.
So, 114BEST resolve the domain name 1234.com, get the server IP address: 1.1.1.1. So get the results
1234.com 1.1.1.1 on this site.
then B queries 2345.com visitors this site.
114BEST to the domain name resolution, but also get the IP address of 1.1.1.1.
then 114BEST to record under 1.1.1.1 and 2345.com 1234.com two sites.
With the increasing number of query,
new balance sneakers, the database will become full.
However, this also has drawbacks.
First, check if a site is not to,
new balance running shoes, 114BEST'll never know and the site exists.
Second, if change the server IP into 1234.com 2.2.2.2, but no one will check this site.
then,
U盘加密加速两不误 - Qzone日志,
new new balance shoes, 114BEST will always be listed in 1.1.1.1 in the 1234.com.
that there is an effectiveness issue.
In addition, if a domain name has expired, and no longer be inquired, then 114BEST do not know.
Because of this feature,
new balance shoes,
Serve the People - Qzone log, 114BEST check out the website only a small number of general,
new balance outlet, not more.
Overall,
80后 为啥迟迟不愿完婚~~ - Qzone日记,
new balance mens, 114BEST can be used as a reference, but the data is not accurate.
last thing in the 114BEST on the same server site is ordered according to query the order has
Linear Mode
