Domain name: w3 dot org

HTTP headers

HTTP headers allow the client and the server to pass additional information with the request or the response. A request header consists of its case-insensitive name followed by a colon ':', then by its value (without line breaks). Leading white space before the value is ignored.

Name	Value
HTTP/1.1 301 Moved Permanently
Content-length	0
Location	http://www.w3org/

HTTP/1.1 200 OK
Date	Wed, 27 Sep 2017 18:13:13 GMT
Content-Location	Home.html
Vary	negotiate,accept,Accept-Encoding,upgrade-insecure-requests
TCN	choice
Last-Modified	Tue, 26 Sep 2017 12:15:10 GMT
ETag	"a3b4-55a16a0604f80;89-3f26bd17a2f00"
Accept-Ranges	bytes
Content-Length	41908
Cache-Control	max-age=600
Expires	Wed, 27 Sep 2017 18:23:13 GMT
P3P	policyref="http://www.w3org/2014/08/p3p.xml"
Content-Type	text/html; charset=utf-8

HTML <head>

The <head> element is a container for metadata (data about data) and is placed between the <html> tag and the <body> tag.

HTML metadata is data about the HTML document. Metadata is not displayed.

Metadata typically define the document title, character set, styles, links, scripts, and other meta information.

The following tags describe metadata: <title>, <style>, <meta>, <link>, <script>, and <base>.

<title>

Title contains 5 words. 31 bytes.

<meta> description

Meta description contains 26 words. 167 bytes.

<meta> keywords

Meta keywords are missing.

<meta> other (2 records found)

Name	Value
Meta #1
equiv	Content-Type
content	text/html; charset=utf-8
Meta #2
name	viewport
content	width=device-width

<style>

<head> contains 1 <style> sections. Total size: 63 bytes.

<link> (6 records found)

Name	Value
Link #1
rel	Help
href	/Help/
Link #2
rel	stylesheet
href	/2008/site/css/minimum
type	text/css
media	all
Link #3
href	/2008/site/css/minimum
rel	stylesheet
type	text/css
media	only screen and (max-width: 480px)
Link #4
rel	stylesheet
href	/2008/site/css/print
type	text/css
media	print
Link #5
rel	shortcut icon
href	/2008/site/images/favicon.ico
type	image/x-icon

Link #6
rel	alternate
type	application/atom+xml
title	W3C News
href	/blog/news/feed/atom

<script>

Internal

<head> section doesn't contain any internal script sections.

External

Name	Value

<base>

<head> section doesn't contain a base section.