check dns speed online

1. What is DNS? (Domain Name System) domain name system. In fact, the functions implemented by DNS are very simple and effective, so that users do not need to remember the IP addresses that frequently access the server, you can directly access the

Primary DNS Server Setupbuild a domain name server that manages the hngd.com domain name on this machine1. Ensure that the following bind domain name servers are installed[[email protected] Master ~]# rpm-qa |grep ^bindbind-chroot-9.8.2-0.17.rc1.el6.

It is an indisputable fact that the speed of Internet connection in China is not satisfactory, so many netizens work hard to maximize the speed of Internet access. At that time, the network tools and software such as quick CAT whip and NetAnts were

◆ 1. System Optimization settings ◆ 1. General System Optimization 1) Disable special effects in system properties, which is a simple and effective way to speed up. Click "start"> "Control Panel"> "system"> "advanced"> "performance"> "set to"

[Recommended] it takes 3 minutes to shut down useless services on your computer (to speed up your computer) It takes 3 minutes to shut down the useless services on your computer, so that your computer will be able to attack hundreds of viruses and

The four-year World Cup has come to an end. This year's World Cup in Brazil is 11 hours away from the time difference between China and Brazil. the time difference between the World Cup and China makes it impossible for a large number of fans to

First, the network setup problem This reason is more than the need to manually specify the IP, gateway, DNS server networking mode, and using a proxy server to access the Internet. Carefully check your computer's network settings. Problems with

1. Virus Infection This often occurs when you open ie. In the lower-left dialog box of the IE interface, the system prompts that the webpage is being opened, but the webpage does not respond for a long time. Check the process in the Task Manager

A. Space-type 1. How to view the size of space2. Why rent space can not do local online and download3.1G space Friends don't know what you're thinking4. Are our enhancements really unlimited online?5. Hundreds of-dollar space and the difference

======================================= F5 Full Name: F5-BIG-IP-GTM Global traffic manager. is a company called F5 Networks development of the four-seven-layer switch, hardware and software bundles. It is said to have originally used BSD systems,