headers info

Domain name: superuser dot com

Domain info

Short description: Explore Our Questions

Long description: chat blog Super User Meta Super User chat blog

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
HTTP/1.1 200 OK
Content-Type text/html; charset=utf-8
X-Frame-Options SAMEORIGIN
X-Request-Guid ccb27c75-4654-4a47-bdb2-c74d3f8aca48
Strict-Transport-Security max-age=15552000
Content-Security-Policy-Report-Only default-src https: wss: data: blob: 'unsafe-eval' 'unsafe-inline'; report-uri https://stackoverflow.report-uri.io/r/default/csp/reportOnly
Content-Length 94446
Accept-Ranges bytes
Date Wed, 27 Sep 2017 18:32:59 GMT
Via 1.1 varnish
Connection keep-alive
X-Served-By cache-hhn1530-HHN
X-Cache MISS
X-Cache-Hits 0
X-Timer S1506537179.421104,VS0,VE100
Vary Fastly-SSL
X-DNS-Prefetch-Control off
Set-Cookie prov=b48c3591-636d-9888-64b3-314b52797628; domain=.superusercom; expires=Fri, 01-Jan-2055 00:00:00 GMT; path=/; HttpOnly
Cache-Control private

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>

Super User

<meta> description

Q&A for computer enthusiasts and power users

<meta> keywords

Meta keywords are missing.

<meta> other (8 records found)

Name Value
Meta #1
property og:type
content website
Meta #2
name twitter:card
content summary
Meta #3
name twitter:site
content @super_user
Meta #4
name twitter:domain
content superusercom
Meta #5
property og:image
itemprop image primaryImageOfPage
content https://cdn.sstatic.net/Sites/superuser/img/[email protected]?v=e869e4459439
Meta #6
name twitter:title
property og:title
itemprop title name
content Super User
Meta #7
name twitter:description
property og:description
itemprop description
content Q&A for computer enthusiasts and power users
Meta #8
property og:url
content https://superusercom/

<style>

<head> contains 1 <style> sections. Total size: 31 bytes.

<link> (5 records found)

<script>

Internal

<head> contains 4 internal script sections. Total size: 3317 bytes.

External

Name Value
Script #1
src https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js
Script #2
src https://cdn.sstatic.net/Js/stub.en.js?v=729a1af13b72

<base>

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

copy

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Error

Error message

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