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.
The intermediary transaction SEO diagnoses Taobao guest Cloud host Technology Hall DNS several basic concepts domain name space: refers to the Internet all host's unique and the relatively friendly host name composition space, is the DSN naming system at one level logical tree structure. Each machine can use its own domain namespace to create a private network that is not visible on the Internet. DNS server: The computer on which the DNS service program runs, with a DNS database on the results of the DNS domain tree. DNS client: Also known as parsing ...
&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; DNS refers to: domain Name server. In the Internet domain name and IP address is one by one corresponding, although the domain name is convenient for people to remember, but the machine can only know each other IP address, the transformation between them called Domain name resolution, domain name resolution needs to be specialized domain name solution ...
The intermediary transaction SEO diagnose Taobao guest Cloud host technology Hall Everybody knows, a domain name is belong to others after the registration, other people want how to parse on how to resolve, we are unable to control, but some friends often ask me what is the domain name hijacking, what is the reverse analysis, This makes me feel that a lot of people still do not understand how domain name is resolved. Through this article, you can easily realize such as Baidu's Web site can visit your own site, of course, this is just a simulation, designed to let everyone understand how the domain name analysis is going on, we do not do bad ah, hehe. ...
North Dragon in the network with domain name registration Management Agency CNNIC issued the first "China's domain Name service and security status Report", "Report" shows that China's current domain name server total of nearly million, of which more than 50% of the domain name server is relatively insecure, and China's 57% of the important information systems exist the risk of The following is the "China Domain Name Service and security status report" Full text: report summary:-As of August 10, 2010, monitoring to the World Domain name server total of 16,306,432, which authoritative domain name server 2,903,55 ...
The intermediary transaction SEO diagnoses Taobao guest stationmaster buys cloud host technology Hall August 26 news, the North Dragon Medium net carries the domain name registration management organization CNNIC to release the domestic first "China Domain Name service and the Security status report", "the report" shows that our country current domain name server total quantity nearly million, among them more than 50% Domain name server is relatively insecure, and 57% of our important information systems have the risk of domain name resolution. The following is the "China Domain Name Service and security status report" Full text: report summary:-As of August 10, 2010, monitoring ...
The intermediary transaction SEO diagnose Taobao guest Cloud host technology Hall is well-known, in the domestic Internet will encounter a variety of different man-made network failures, so that we can not normally visit many websites. However, because many people are not familiar with the network, many times will not be able to distinguish between different network failures, resulting in clearly network failure, but that is a server failure, or obviously a server failure, but it is considered a network failure situation. I think it is necessary to explain the characteristics of different network failures, and how to differentiate them and solve them. In the domestic Internet environment, we often encounter ...
Data for the corporate network dark attack and defense war. Data caching, also known as data extrusion, refers to the transfer of data from a computer without authorization. For the corporate network, these types of attacks can be done manually, such as using a USB drive; in addition, this attack can also be automated, when the need to use the network to transfer data. In this article, we will highlight the web-based data caching techniques used during penetration testing, along with the corresponding security hardening measures. As tunneling technology, we assume that we do not have valid domain credentials. This means that I ...
The intermediary transaction SEO diagnoses Taobao guest Cloud host technology Hall One, the network setup problem This kind of reason compare more out now need to manually specify IP, gateway, DNS server networking mode, and use proxy server Internet. Carefully check your computer's network settings. Second, the problem of DNS server when IE can not browse the Web page, you can first try to access the IP address, if you can access, then it should be the problem of DNS, resulting in DNS problems may be connected to the network when the DNS error or the DNS server itself problem, when you ...
Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall rough Green Virtual Host management system the virtual host management system as a domestic virtual host management system of the first-line goods Card, with its excellent stability and humanized service by the majority of enterprises of all ages, has been in Hebei Netcom, new network interconnection, China's domestic well-known data IDC enterprises successfully stable operation, every ...
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