Atom Seo Error 404

Test report

Procedure

With Atom Seo Error 404 the following sites are tested:

  1. A Different End Of The Internet
  2. httpstat.us
  3. Rusty Links
  4. Dead Link City

Findings

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The average speed of this broken link checker is 10 links per second.

The maximum number of links being tested is 1000.

Slow websites are tolerated when they respond within 20 seconds.

Unknown status codes (LinkedIn!) are considered an error. LinkedIn get statuscode 399 (instead of 999) and httpstat.us/888 gets statuscode 288 (instead of 888).

Results

  1. Testing with A Different End Of The Internet give these results:
    1. PASSED: Examines links to other resources (the src attribute) - Should
    2. PASSED: Examines structural links (the link tag) - Should
    3. FAILED: Respects robots.txt of the-linked-to-website - Could
    4. Not applicable: Presents unchecked links due to the robots.txt directive at the-linked-to-website - Must
  2. Testing with httpstat.us give these results:
    1. PASSED: Detects link error 404 - Must
    2. PASSED: Detects all link errors in the 400 and 500 range - Should
    3. FAILED: Detects redirected links - Should
  3. Testing with Dead Link City give these results:
    1. FAILED: Examines links in stylesheets - Could
  4. Testing with Rusty Links give these results:
    1. PASSED: Examines internal links - Must
    2. PASSED: Examines relative links in combination with the base tag - Should
    3. FAILED: Examines inline (anchor) links - Could
    4. PASSED: Examines external links - Must
    5. PASSED: Examines standard hyperlinks (the a tag) - Must
    6. PASSED: Ignores structural links with the dns-prefetch attribute - Could
    7. FAILED: Examines links with other schemes (at least FTP://) - Could
    8. PASSED: Examines Unicode links - Should
    9. FAILED: Detects blacklisted links (at least blacklisted by Google Safe Browsing) - Could
    10. FAILED: Respects robots.txt - Should
    11. PASSED: Allows you to test websites with up to 500 links - Must
    12. FAILED: Allows you to test websites with up to 2000 links - Should
    13. FAILED: Allows you to test websites with up to 5000 links - Should
    14. FAILED: Allows you to test websites without a restriction on the number of links - Should

The tests done by hand give these results:

  1. PASSED: Allows you to take a subdirectory as base for the test - Should
  2. PASSED: Allows you to start the test with a single click (after entering the to be tested URL) - Could
  3. PASSED: Allows you to use your mobile device - Could (only for online link checkers)
  4. Not applicable: Allows you to use a graphical user interface - Could (only for offline link checkers)
  5. FAILED: Allows you to test an unlimited number of websites - Should
  6. FAILED: Allows you to retest a website unlimited - Must
  7. PASSED: Allows you to save the results (internal or by an CSV export) - Could
  8. FAILED: Presents the results in one overview - Should
  9. FAILED: Presents 200 Ok and broken links - Could
  10. PASSED: Presents the webpage where an issue is found - Should
  11. FAILED: Presents in detail (e.g. linenumber, source viewer) where an issue is found - Could
  12. PASSED: Presents in a clear way the results when there are no issues found - Could
  13. PASSED: Test at least 5 links per second - Could
  14. PASSED: Test at least 10 links per second - Could
  15. FAILED: Test at least 15 links per second - Could
  16. FAILED: Test at least 20 links per second - Could
  17. FAILED: Test at least 25 links per second - Could

Score

Based on the results above 42 points (out of 87) were earned. That gives a score of 48%. However it is not possible to retest a website unlimited with the free plan. This requirement is a Must, hence this broken link checker is not advised.

The Dead Link City score is 45/75.

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