The solution of domain name being malicious universal resolution

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Query site collection is a lot of webmaster in the daily management of the site will perform an operation. The author of a website through the site command query Baidu included in the amount of time found that many of the results included in a number of unfamiliar two-level domain Name page. After a lot of search on the internet to know, this is because the domain name is malicious pan resolution, resulting in malicious effects on the site. Lanzhou SEO This everyone share domain name is malicious pan resolution solution.

What is a domain name malicious universal resolution

Let's take a look at what a universal resolution is. Universal resolution refers to the use of the wildcard * (asterisk) to achieve all subordinate domain names pointing to the same IP address. And this IP on the use of programs can make n more than two level/n-level domain name Web site, at the same time these two-level domain name is included in Baidu.

Domain name malicious pan-resolution is the domain name by hackers or other ulterior motives of the operation and the pan-resolution to other servers to make a lot of spam pages. Most of these maliciously-parsed pages are malicious illegal content such as gambling, football, etc.

The harm of domain name by malicious universal parsing

1, the site's weight and traffic has a direct impact, resulting in weight reduction, flow reduction.

2, malicious information is included, is mistaken for malicious fraudulent illegal web site, not conducive to the site's user experience. Who wants to open a company's website and find that there are a lot of illegal content in this site?

3, most malicious pan-domain resolution is gambling, entertainment site page, serious will lead to K station. This is fatal to website SEO.

Visible, if the malicious pan-resolution if not timely processing, it will be on site SEO and user experience caused by fatal impact.

How to judge the domain name by malicious universal resolution

Through site: Your domain name, such as Site:XXX.com

What to do with domain names being maliciously parsed?

When we find that their domain name is malicious pan-resolution, we must quickly deal with the negative impact of the day before the elimination of the loss will be minimized.

1, check the domain name resolution is universal solution. See the malicious domain name Pan resolution do not delete the pan-resolution, first modify the pan-resolution (*.xxx.com) to its own server IP.

2, modify the domain name account password. Domain name is malicious resolution, must be the account password information disclosure or DNS domain name server was attacked, to avoid being modified again.

3. Make 404 pages. Because the pan-resolution has been modified, Baidu has previously included content users can not access, through 404 processing to reduce losses, improve the user experience.

4, Baidu Webmaster submit dead chain. Statistics Baidu has been included in the malicious two-level page link address (can use the capture tool extraction), and finally made into a TXTL format file uploaded to the Web site space, in the Baidu Webmaster tools to the Baidu to deal with.

The first 3 steps of these 4 steps are well done, but the 4th step is a bit of a hassle. Why?

Because if Baidu is included in the pan-resolution of two domain names if less, only dozens of can manually query and organize into a dead chain file submitted to Baidu. What if the number already included is thousands of, tens of thousands of? This requires the use of the pan-resolution of the two-level Domain name Batch Extraction tool, this tool can be found above Baidu.

The author searches through the Baidu search to discover many websites to be malicious the extensive resolution after a long time did not discover, so it is recommended that there is nothing to site their own site, a view of the site is currently included, two, once found that the abnormal secondary domain name can be processed in a timely manner, reduce the malicious domain name Pan-resolution of the site's adverse impact.

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