If you have been in the SEO industry for a while, have you ever encountered such a situation where the web pages disappear in batches, search the title of the website, and get no results at all, or even enter the URL query without results, then there must be a problem with the website and it is being searched Engine down.
So, what are the reasons why websites disappear from search engines?
1. Bulk delivery of news external links
A large number of news links are invested on the Internet platform in a short period of time, linking to the homepage of the website, and most of the news links are from low-quality websites of the station group, which leads to hundreds of links, all of which are the same URL, which can easily be identified as Manipulate external links and be punished by search engines.
2. Paid purchase link
The easiest way to control external links is to purchase links, but subtle purchase links are difficult to identify. For example, the two sites are relatively highly correlated, and there are not many exported links on both sides, which makes it difficult for search engines to determine, but if The links you choose to buy have extremely high export links, reaching hundreds of:
Not to mention that its external link has little effect, it can almost be easily identified as a paid link, and you deserve search engines to resist artificially manipulated links.
3. Frequently modify the page title
Some webmasters like to frequently change the title of the web page. If you change the title of each article frequently, search engines will consider you to be an extremely unstable site, and will gradually lower the ranking. Over time, it may change from The index library deletes your URL.
4. Single Anchor Text
In order to improve keyword rankings, many webmasters often use a large number of internal anchor texts to point to keywords, but he ignores a problem that the anchor text is too single, instead of using similar keywords in a diversified manner, which is also a very unfriendly behavior.
5. The server is unstable
Server instability is one of the most fatal problems. It often affects spiders to crawl and index websites. If you cannot access your website for a long time, search engines will lower the quality rating of your website. After a long time, almost all pages will be indexed. delete.
Summary: SEO is a work that pays attention to details, and a little error may result in unnecessary losses.
Original Batman IT https://www.batmanit.com/p/230.html