HTMLProofer returns a 441 HTTP error when testing the link of my Buy Me A Coffee profile:
Running ["ScriptCheck", "OpenGraphCheck", "LinkCheck", "ImageCheck", "FaviconCheck"] on ["./_site"] on *.html...
Checking 174 external links...
Ran on 75 files!
- ./_site/support/index.html
* External link https://www.buymeacoffee.com/skyplabs failed: 441 No error
rake aborted!
HTML-Proofer found 1 failure!
/home/travis/build/SkypLabs/blog.skyplabs.net/vendor/bundle/ruby/2.7.0/gems/html-proofer-3.15.3/lib/html-proofer/runner.rb:174:in `print_failed_tests'
/home/travis/build/SkypLabs/blog.skyplabs.net/vendor/bundle/ruby/2.7.0/gems/html-proofer-3.15.3/lib/html-proofer/runner.rb:50:in `run'
/home/travis/build/SkypLabs/blog.skyplabs.net/Rakefile:133:in `block (2 levels) in <top (required)>'
/home/travis/build/SkypLabs/blog.skyplabs.net/Rakefile:115:in `block (2 levels) in <top (required)>'
/home/travis/build/SkypLabs/blog.skyplabs.net/vendor/bundle/ruby/2.7.0/gems/rake-13.0.1/exe/rake:27:in `<top (required)>'
/home/travis/build/SkypLabs/blog.skyplabs.net/vendor/bundle/ruby/2.7.0/bin/ruby_executable_hooks:24:in `eval'
/home/travis/build/SkypLabs/blog.skyplabs.net/vendor/bundle/ruby/2.7.0/bin/ruby_executable_hooks:24:in `<main>'
Tasks: TOP => default => test:run
(See full trace by running task with --trace)
travis_time:end:017cc79c:start=1600161137347629173,finish=1600161212509673607,duration=75162044434,event=script
The command "bundle exec rake" exited with 1.