Broken external links in Qt docs

Broken URL (500): 'http://www.suitable.com/tools/smslib.html' from qtwebengine-3rdparty-sudden-motion-sensor-library.html
Broken URL (404): 'http://edu-observatory.org/gps/gps_accuracy.html' from qnmeapositioninfosource.html
Broken URL (404): 'http://tools.ietf.org/html/rfc4627' from json.html
Broken URL (404): 'http://tools.ietf.org/html/rfc6455' from qtmodules.html
Failed to connect to 'http://lxr.mozilla.org/mozilla/source/toolkit/mozapps/update/src/updater/' from qtwebengine-3rdparty-bspatch.html
Broken URL (403): 'https://msdn.microsoft.com/en-us/library/windows/desktop/ms740522(v=vs.85).aspx' from qlocalsocket.html
Broken URL (404): 'https://doc.qt.io/qt-5/qtwin-obsolete.html' from extras-changes-qt6.html
Broken URL (404): 'https://doc.qt.io/qt-5/qwinthumbnailtoolbarbutton.html' from extras-changes-qt6.html
Broken URL (404): 'http://android-gifview.googlecode.com/svn/!svn/bc/8/trunk/' from qtwebengine-3rdparty-gifplayer-animated-gif-library.html
File not found: 'qsgrendernode-renderstate.html' from qsgrendernode.html
File not found: 'qmetacontainer.html' from qmetasequence.html
Broken URL (404): 'https://tools.ietf.org/search/rfc7959' from qtcoap-index.html
Broken URL (404): 'https://tools.ietf.org/search/rfc7641' from qtcoap-index.html
Broken URL (404): 'https://tools.ietf.org/search/rfc7390' from qtcoap-index.html
Broken URL (404): 'https://spdx.org/licenses/DocumentRef-PublicDomain.html' from qtwebengine-attribution-stylesheetbrowser-tango.html
Broken URL (403): 'https://msdn.microsoft.com/en-us/library/windows/desktop/dd378457.aspx' from qfiledialog.html
Broken URL (403): 'http://msdn2.microsoft.com/en-us/library/ms683156(VS.85).aspx' from qcoreapplication.html
Broken URL (403): 'http://msdn.microsoft.com/en-us/library/ms533046(VS.85).aspx' from qnetworkcookie.html
Broken URL (404): 'http://cgi.netscape.com/newsref/std/cookie_spec.html' from qnetworkcookie.html
Broken URL (404): 'https://github.com/google/ink' from qtwebengine-3rdparty-google-ink.html
Broken URL (404): 'http://www.autrijus.org/xml/' from codec-big5hkscs.html
Failed to connect to 'https://www.weatherapi.com/' from qtpositioning-weatherinfo-example.html
Broken URL (404): 'https://pagure.io/lohit, http://www.nongnu.org/freebangfont/downloads.html' from qtwebengine-3rdparty-test-fonts.html
Broken URL (404): 'https://www.gnome.org/fonts/' from qtgui-attribution-vera-font.html
Failed to connect to 'http://mxr.mozilla.org/comm-central/source/mozilla/netwerk/base/src/nsURLParsers.cpp' from qtwebengine-3rdparty-url-parse.html
Failed to connect to 'http://w2spconf.com/2011/papers/websocket.pdf' from qmaskgenerator.html
Failed to connect to 'http://trevp.net/tlslite/' from qtwebengine-3rdparty-tlslite.html
Broken URL (404): 'http://www.openrise.com/lab/FlowerPower/' from qml-qtquick-context2d.html
Broken URL (404): 'https://www.sqlite.org/2020/sqlite-amalgamation-3350500.zip' from qtsql-attribution-sqlite.html
Broken URL (403): 'http://msdn.microsoft.com/en-us/library/dd318066.aspx' from qaccessible.html
Broken URL (403): 'http://msdn.microsoft.com/en-us/library/aa376307.aspx' from windows-deployment.html
Broken URL (404): 'https://doc.qt.io/qtdesignstudio/studio-3d-design-mode.html' from qtquick3d-skinning-example.html
Broken URL (404): 'https://bitbucket.org/gutworth/six/commits/tag/1.10.0' from qtwebengine-3rdparty-six.html
Broken URL (404): 'http://www.newplanetsoftware.com/xdnd/' from dnd.html
Broken URL (404): 'https://developer.gnome.org/platform-overview/unstable/dev-launching.html.en' from appicon.html
Broken URL (404): 'http://tools.ietf.org/html/rfc6454' from qwebsocket.html
Broken URL (404): 'http://tools.ietf.org/html/rfc3986' from qml-url.html
Broken URL (403): 'https://msdn.microsoft.com/en-us/library/mt723418.aspx' from qoperatingsystemversion.html
Broken URL (404): 'https://kevinburke.bitbucket.io/markdowncss/' from qtwebengine-attribution-recipebrowser-markdowncss.html
Failed to connect to 'http://libusb.org' from qtwebengine-3rdparty-libusbx.html
File not found: 'qquicktextmetrics.html' from qml-qtquick-fontmetrics.html
Broken URL (404): 'http://tools.ietf.org/html/draft-ietf-hybi-thewebsocketprotocol-00' from qwebsocketprotocol.html
Broken URL (404): 'http://tools.ietf.org/id/draft-ietf-hybi-thewebsocketprotocol-05.txt' from qwebsocketprotocol.html