Clear Your Dns Cache

In the double eleven zero peak scenario, the traffic of recursive DNS is many times as usual. The increase in authoritative DNS traffic is not as obvious as recursive DNS. Because in the double eleven, the large number of requests is a duplicate domain name.

Absrtact: From the beginning I know SEO these years, basically all of the SEO activities are based on the front-end, from header to body, from small tags to CSS, from the link to the keyword density; early cow people diagnose a website SEO standard is also starting from the front page, not from the beginning I know SEO these years, Basically all of the SEO activities are based on the front-end, from header to body, from small tags to CSS, from the link to the keyword density; early cow people diagnose a website SEO logo ...

Some distributions run a http://www.aliyun.com/zixun/aggregation/12499.html "> Domain resolution Caching service in the background." Of course, there are also distributions that do not have this service. If you have this program in the background of Ubuntu, you can use the Restart NSCD service to empty the cache. Why empty the cache? Most DNS clients cache the results of domain name resolution locally, which increases access to the same address ...

In January, all the common top-level domains (. com/.net/.org, etc.) in mainland China were resolved, and all related domain names were directed to an IP address (65.49.2.178) located in the United States, resulting in tens of millions of of Internet users being unable to access the site within hours. April, OpenSSL "Heart Bleed (Heartbleed)" significant security vulnerabilities were exposed, which allowed hackers to read the server system's running memory. There are people in the industry to use this loophole in a well-known electric website test, successful access to a number of users of the account and password, and successfully published ...

In the cloud network every day a selection of scientific and technological media headlines! 1. Tencent Science and technology Haier Internet reform: the establishment of small micro-enterprise platform ecosystem http://tech.qq.com/a/20140122/005208.htm 65-year-old Haier Group Soul characters Zhang again, is his reflection on the Internet. Recently, he pointed out in Haier's Internet innovation conference, the Internet thinking is 0 distance, networked thinking, in the Internet era, enterprises once the balance of static can only wait to die. His conclusion is that Haier has to do a parallel platform ...

Today, a lot of small software can be used to build the page, and play a little bit of effort, the following share some of the common page building tools, most of which are based on Firefox plug-ins. 　　 , allowing you to be more handy when building your pages. One, the page constructs the essential tool-firebug believes each page constructs the schoolmate to have this tool? If not, you quickly install (click here to install), Firebug like its name, help you find bugs, ...

The intermediary transaction SEO diagnoses Taobao guest cloud host technology Hall China Internet Information Center Director Mao Wei April 15 News, China Internet Information Center Director Mao Wei said today, the CN domain name has become our country main domain name, the CN main website has already reached 1.3 million, accounts for our country website Total 70%, 　　At present the important website also chooses the CN domain name as the main domain name. Mao Wei also introduced, from the domain name node, our daily domain name resolution of more than 1.3 billion times, the peak reached 2.3 billion times, and the first 5-year domain ...

The intermediary transaction SEO diagnoses Taobao guest cloud host technology Hall domain name City April 15 News, China Internet Information Center Director Mao Wei said today, the CN domain name has become our country main domain name, the CN main website has already reached 1.3 million, occupies our country website Total 70%, 　　At present the important website also chooses the CN domain name as the main domain name. Mao Wei also introduced, from the domain name node, our daily domain name resolution of more than 1.3 billion times, peak reached 2.3 billion times, and the first 5 years of domain name resolution is about 1.3 billion times the scale, ...

Last week when I added jquery to my podcast site, I talked about using cloud services wisely. I want to avoid wasting any unnecessary bandwidth costs. The results were great and my bandwidth for this month was within budget. I continue to look for ways to optimize and calculate the gold in the cloud service. I found that when my site was running in the American West http://www.aliyun.com/zixun/aggregation/13357.html ">azure data Center, the database (by Carl ...)

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall recently in order to give my Jiaxing website optimization, a lot of thought, which was the speed of the site more slowly problems troubled, As we all know, a website's access speed is also the most important to optimize the site. Because, when the user came to your site, found that the speed of the site opened faster than the snail crawling speed is slow, so the speed is very affecting the user experience ...