This tool is an ongoing experiment in better HTML checking, and its behavior remains subject to change
Error: The character encoding was not declared. Proceeding using windows-1252.
http://redirect.ngz-gameserver.de/index.html
Error: Start tag seen without seeing a doctype first. Expected <!DOCTYPE html>.
From line 1, column 1; to line 1, column 6
<html>↩<head
Warning: The language attribute on the script element is obsolete. You can safely omit it.
From line 3, column 1; to line 3, column 30
↩<head> ↩<script language="JavaScript"><!--
Error: Element head is missing a required instance of child element title.
From line 14, column 1; to line 14, column 7
script> ↩</head> ↩<bo
head:iframe srcdoc document or if title information is available from a higher-level protocol: Zero or more elements of metadata content, of which no more than one is a title element and no more than one is a base element.title element and no more than one is a base element.Warning: Consider adding a lang attribute to the html start tag to declare the language of this document.
From line 1, column 1; to line 1, column 6
<html>↩<head
There were errors.
Used the schema for HTML + SVG 1.1 + MathML 3.0 + RDFa 1.1.
Used the HTML parser.
Total execution time 190 milliseconds.
About this checker • Report an issue • Version: 21.6.24