38% of content on the Internet has 'disappeared' in the past 10 years

At the end of the study, in 2023, 8% of the content created had disappeared in just one year. This phenomenon was named "digital decay" by the authors.

Specifically, 23% of news sites have at least one broken link. The data was released by researchers after surveying more than 500 thousand pages of more than 2 thousand websites classified as news sites.

38% of content on the Internet has 'disappeared' in the past 10 years Picture 1

For government websites, this number is 21%. Among them, small local pages, such as district or city level, often have broken links the most. Most happen on pages with certain security modes such as https://, 6% of which are related to a certain pdf file, 16% are pointed to another URL that is not consistent with the original recorded content. head.

With free information sites like Wikipedia, the situation of broken links is much higher. 54% of the 50 thousand pages of information are broken in the References section.

The situation of digital decay is even stronger on social networks. For example, Twitter or now X nearly 1/5 of tweets are no longer set to "public" free viewing mode after just a few months. 60% of them may be due to the account owner being locked, deleted or converted to private mode. The remaining 40% are account owners who delete their posts themselves.

More specifically, 1% of tweets are deleted immediately after 1 hour of posting, 3% are deleted after 1 day, 10% are deleted after 1 week and 15% are deleted after 1 month.

Below are the most commonly seen group errors

204 No Content
400 Bad Requests
404 Not Found
410 Gone
500 Internal Server Error
501 Not Implemented
502 Bad Gateway
503 Service Unavailable
523 Origin Is Unreachable

broken link

Samuel Daniel

Update 23 May 2024

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38% of content on the Internet has 'disappeared' in the past 10 years

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