Pew Research Center: 38% of webpages that existed in 2013 are no longer accessible a decade later
25% of all webpages that existed at one point between 2013 and 2023 are no longer accessible, as of October 2023, mostly due to an individual page being deleted or removed on an otherwise functional website.
38% of webpages that existed in 2013 are not available today.
8% of webpages that existed in 2023 are not available today.
Link Rot and Digital Decay on Government, News and Other Webpages | Pew Research Center
The internet is disappearing, study says | The Independent
BACKGROUND
Category:Defunct websites - Wikipedia
Category:Internet properties by year of disestablishment - Wikipedia