Bogleheads:External link maintenance

Wikis typically contain numerous links to external sources. Over time, these become out-of-date and no longer work. For more, see Dead external links, from Wikipedia.

This page contains the results of a tool that identifies those links. There may be some false positives. Here are a few other resources:


 * List of pages that are not yet defined (or may be linked in error).
 * Category containing pages already marked as having broken links.
 * Links to the Wayback Machine internet archive. Also, insecure archive links.

WikiLinks tool summary
The current broken links summary is:

WikiLinks tool results
The following pages list tool results, categorized by type of breakage:
 * List of external link errors — Web site not found (name lookup failure) and page not found (HTTP 404, timeout) errors
 * List of external link warnings — Assorted warnings, for example too many requests (web site overloaded)
 * List of external link redirects — Links that may still work, but where the server provided a redirection
 * List of other external link problems — Links that may be problematic, but are not errors, warnings, or redirection

For a complete list, see:
 * Full list of broken external links — A combined list of all of the above