Images
HTML indepth

FONTS
inherit, Arial, Helvetica Neue, sans-serif , Georgia, Times New Roman, Consolas, Menlo, Monaco, Lucida Console, Liberation Mono
Fonts used in stackexchange.com

MAIN COLORS
#9fa6ad
#848d95
#d1d1d1
#9199a1
#eff0f1
#33A030
#3b4045
#e4e6e8
#6a737c
#fafafb
#0095ff
Main colors used in the main page

FAVICON
https://cdn.sstatic.net/Sites/stackexchange/Img/favicon.ico
Icon for bookmarking stackexchange.com

SUPPORTED APPLE TOUCH ICONS

Icon sizes that are supported (for Apple devices)

MAIN WEBSITE PAGE
https://stackexchange.com/
The main destination url

MAIN INTERNAL LINKS
tour, about, host=stackexchange.com, users/login, sites, leagues, digests, feeds/questions, about/contact, sites#technology, sites#lifearts
Internal links are those related to the site

MAIN EXTERNAL DOMAINS
meta.stackexchange.com, chat.stackexchange.com, stackoverflow.blog, stackoverflow.com, mathematica.stackexchange.com, codegolf.stackexchange.com, rpg.stackexchange.com, academia.stackexchange.com, worldbuilding.stackexchange.com, tex.stackexchange.com, chemistry.stackexchange.com
External domains are domains towards stackexchange.com links out
Main technologies

HTTPS SUPPORT
YES
If stackexchange.com supports the HTTPS protocol and encryption by default

COMPRESSION SUPPORT
YES [GZIP]
If stackexchange.com supports the HTML compression

SSL CERTIFICATE ISSUER
Let's Encrypt Authority X3
The issuer for the SSL certficate for HTTPS protocol

SERVER
Microsoft-IIS/10.0
Info about the stackexchange.com server

JQUERY
1.12.4 [minimized]
JQuery support

GOOGLE_API
YES
Google API support

CSS INSTYLE
YES
The presence of CSS in the main HTML page
Server and Security

SERVER IP
151.101.65.69,151.101.129.69,151.101.193.69,151.101.1.69
The IP or the IPs of the server

HTTPS SUPPORT
YES
If stackexchange.com supports the HTTPS protocol

COMPRESSION SUPPORT
YES [GZIP]
If stackexchange.com supports compression

UNCOMPRESSED BYTES
131595 bytes (128.51 kb uncompressed)
The size of the uncompressed version of the HTML page

COMPRESSED BYTES
22197 bytes (21.68 kb compressed)
The size of the compressed version of the HTML page

SSL CERTIFICATE ISSUER
Let's Encrypt Authority X3
The issuer of the SSL certificate for the HTTPS protocol

SSL CERTIFICATE COUNTRY

The issuer country of the SSL certificate for the HTTPS protocol

SSL CERTIFICATE NEXT EXPIRY
06-09-2020 06:24:00
When SSL certificate is going to expire

CONNECTION
keep-alive
Connection HTTP HEADER

AGE
2592000
Age HTTP HEADER

VARY
Fastly-SSL
Vary HTTP HEADER

CONTENT-TYPE
text/html
Content-Type HTTP HEADER

DATE
Sat, 13 Jun 2020 21:39:40 GMT
Date HTTP HEADER

STRICT-TRANSPORT-SECURITY
max-age=2592000
Strict Transport Security HTTP HEADER

CACHE-CONTROL
private
Cache Control HTTP HEADER
Basic Information

DESCRIPTION
We make Stack Overflow and 170+ other community-powered Q&A sites.
The HTML description of the main page

OTHER KEYWORDS
answers, asked, answers asked, stack, ago by, hours ago by, hours ago
CoolSocial advanced keyword analysis tool is able to detect and analyze every keyword on each page of a site.
Titles

H1
Stack Exchange
H1 titles in the HTML page
Domain and Server

DOCTYPE
HTML 5.0
DOCTYPE of the HTML page

LANGUAGE

Declared language

DETECTED LANGUAGE

Detected language

SERVER
Microsoft-IIS/10.0
Server details

VIA
1.1 varnish
VIA metadata

HD X-SERVED-BY
cache-mxp19849-MXP
X-SERVED-BY metadata

HD TRANSFER-ENCODING
chunked
Transfer encoding metadata

HD X-FRAME-OPTIONS
SAMEORIGIN
X-FRAME-OPTIONS metadata
Whois Info

DOMAIN FIRST REGISTERED ON
Friday 12 June 2009
When this domain was registered for the first time

DOMAIN AGE
11 years, 7 months and 14 days
Age of this domain

NEXT DOMAIN EXPIRATION
Saturday 12 June 2021 (in 143 days)
Next expiration of this domain

REGISTRAR
Name.com, Inc.
Registrar of stackexchange.com
Mobile and HTML

HTML5 SECTION
YES
The presence of the HTML5 section tag

HTML5 FOOTER
YES
The presence of the HTML5 footer tag
Cool facts

PAGE RESPONSE TIME
427 ms
Webpage response time (first byte)

CDNS
cdn.sstatic.net cdn.sstatic.net
If this website uses Content Delivery Networks

USED CLASSES
888
Number of HTML classes in the HTML

USED DIVS
276
Number of HTML divs in the HTML

USED SPANS
133
Number of HTML spans in the HTML

USED IMAGES
75
Number of HTML images in the HTML

ROBOTS.TXT FILE
YES
Presence of a the Robots.txt file

ADS.TXT FILE
YES
Presence of a the Ads.txt file
Things to do in order to optimize Social Media Factor

Be sure social media are well visible on your page: you can use our widget

You can add the Cool Social snippet

Add a description meta tag to describe your site to social media and search engines

Add a keywords meta tag specifying which keywords are related to your site

Incorage your visitors in expressing their opinion in social media
www.stackexchange.com
SOCIAL REPORT
Social Media Factor:
stackexchange.com
Refresh analysis100%
Website stackexchange.com uses latest and advanced technologies like: JQuery. It is very popular on the web, it's within the 1 million most visited websites of the world at position 141 by Alexa. It supports HTTPS and GZIP compression. The main html page has a size of 131595 bytes (128.51 kb uncompressed) and 22197 bytes (21.68 kb compressed).
This CoolSocial report was updated on 2020-06-13, you can refresh this analysis whenever you want.
Stackexchange.com scored 100 Social Media Impact. Social Media Impact score is a measure of how much a site is popular on social networks. 5/5.0 Stars by Social Team