www.khanacademy.org Website Review

www.khanacademy.org - Basic Information

Domain Age:
10 years 8 months
Archive.org First Cached:
robots.txt:
XML Sitemap:
Available
Alexa Traffic Rank:
Server:
Google Frontend

www.khanacademy.org - Pages Indexed

Baidu:
Bing:
Google:
Yandex:

www.khanacademy.org - Site Security

McAfee SiteAdvisor:
Norton Safe Web:

www.khanacademy.org - Social (SNS)

Delicious:
0
Stumbleupon:
37,937
Facebook Likes:
0
Twitter Tweets:
0
Google Plus Likes:
37,937

www.khanacademy.org - Page Information

Title:
Khan Academy | Free Online Courses, Lessons & Practice
Length: 58 character(s); Best length: 10 ~ 60 character(s)
Meta keywords:
khan academy, learn, videos, lectures, practice, exercises, skills
Length: 66 character(s)
Meta description:
You can learn anything. Expert-created content and resources for every subject and level. Always free.
Length: 102 character(s); Best length: 50 ~ 160 character(s)
H1:
Learn About Khan Academy
Length: 24 character(s)
Internal links:
68 (0 nofollow)
External links:
1 (0 nofollow)

www.khanacademy.org - Traffic Rank

Alexa Traffic Graphs:
Daily Global Rank Trend
(6 Months)
Daily Global Rank Trend
(2 Years)
Daily Pageview per User Daily Reach Search Visits
Daily Global Rank Trend (6 Months): www.khanacademy.org Daily Global Rank Trend (2 Years): www.khanacademy.org Daily Pageview per User: www.khanacademy.org Daily Reach (per million): www.khanacademy.org Search Visits (percent): www.khanacademy.org
Daily Global Rank Trend (6 Months): www.khanacademy.org
Compete Traffic Graphs: Unique Vistors:
Compete Traffic Graphs: Unique Vistors: www.khanacademy.org

www.khanacademy.org - Site Technology

Server:
Google Frontend
SSL Secure:
Available
robots.txt:
XML Sitemap:
Available
Gzip Compress:
Available
Favicon.ico:

www.khanacademy.org - HTTP Header Analysis

HTTP header fields are components of the message header of requests and responses in the Hypertext Transfer Protocol (HTTP). They define the operating parameters of an HTTP transaction. The header fields are not directly displayed by normal web browsers like Internet Explorer, Google Chrome, Firefox etc. Below is the HTTP Header information of www.khanacademy.org:
HTTP/1.1 302 Found
Location: http://www.khanacademy.org/
Date: Wed, 09 Sep 2015 00:39:12 GMT
Content-Type: text/html
Server: Google Frontend
Content-Length: 0
Set-Cookie: gae_b_id=X2dhZV9iaW5nb19yYW5kb206Uzl4QzFfWXBNblU1QmJFNF8xYWhTdEs1ZUNTOVdOUmlldXdyakRUWQ==; expires=Thu, 08 Sep 2016 00:39:12 GMT; Max-Age=31536000; Path=/
Set-Cookie: ka_session=me0Wni4fmpXPALvB8cT4sL2nLXA_QY9auc39d7sM:1441759152:1441759152; expires=Thu, 08 Sep 2016 00:39:12 GMT; Max-Age=31536000; Path=/

HTTP/1.1 301 Moved Permanently
Content-Type: text/html; charset=utf-8
Cache-Control: no-cache, must-revalidate
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
Location: https://www.khanacademy.org/
Date: Wed, 09 Sep 2015 00:39:12 GMT
Pragma: no-cache
Expires: Fri, 01 Jan 1990 00:00:00 GMT
Server: Google Frontend
Content-Length: 0
Set-Cookie: fkey=1.0_mGJqXGxMaAOfKw==_1441759152; Path=/
Set-Cookie: gae_b_id=X2dhZV9iaW5nb19yYW5kb206Wk1ENmpCMVplWm9UMGF0bDFwNjRFZ0JPU3Zoc2FiaWxIMDRicFhPXw==; expires=Thu, 08 Sep 2016 00:39:12 GMT; Max-Age=31536000; Path=/
Set-Cookie: ka_session=11jP59vbIXxCKqm1h9M4Wu9cWeGyh5GtYBYGKrta:1441759152:1441759152; expires=Thu, 08 Sep 2016 00:39:12 GMT; Max-Age=31536000; Path=/

HTTP/1.1 200 OK
Content-Type: text/html; charset=utf-8
Cache-Control: no-cache
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
Content-Encoding: gzip
Vary: Accept-Encoding
Date: Wed, 09 Sep 2015 00:39:12 GMT
Server: Google Frontend
Set-Cookie: fkey=1.0_Fz4x_WH9QDdZsg==_1441759152; Path=/
Set-Cookie: gae_b_id=X2dhZV9iaW5nb19yYW5kb206blc1UHhSYlprc1Z5bGhXcTJUaXlRTGg2am9TcWZWa1AzZnIwN2NXZA==; expires=Thu, 08 Sep 2016 00:39:12 GMT; Max-Age=31536000; Path=/
Set-Cookie: ka_session=yr-jH6AMI-yYx2sVztyh5rfG9joHKe-QegAoqnUo:1441759152:1441759152; expires=Thu, 08 Sep 2016 00:39:12 GMT; Max-Age=31536000; Path=/
Alt-Svc: quic=":443"; p="1"; ma=604800
Expires: Wed, 09 Sep 2015 00:39:12 GMT
Transfer-Encoding: chunked

www.khanacademy.org - DNS Record Analysis

Domain Name Systes (DNS) translates easily memorized domain names to the numerical IP addresses needed for the purpose of locating computer services and devices worldwide. There are total 16 DNS record(s) of khanacademy.org.
Host Type IP/Target TTL Extra Infomation
khanacademy.orgA600
khanacademy.orgMX300pri: 10
khanacademy.orgMX300pri: 5
khanacademy.orgMX300pri: 5
khanacademy.orgMX300pri: 1
khanacademy.orgMX300pri: 10
khanacademy.orgNS39928
khanacademy.orgNS39928
khanacademy.orgNS39928
khanacademy.orgNS39928
khanacademy.orgSOA300expire: 1209600
serial: 1
khanacademy.orgTXT
spf2.0/pra include:_spf.google.com include:sendgrid.net include:aspmx.sailthru.com include:mailgun.org include:_netblocks.khanacademy.org -all
300
khanacademy.orgTXT
v=spf1 include:_spf.google.com include:sendgrid.net include:aspmx.sailthru.com include:mailgun.org include:_netblocks.khanacademy.org -all
300
khanacademy.orgTXT
globalsign-domain-verification=qV_5Us2mt6FO1Ig5hnG4kYHESYAxuH5-qZ0cRXC-Ig
300
khanacademy.orgTXT
botify-site-verification=sGRcFNKzIkHzx1jtsQ7YkiT8hgWB6RiU
300
khanacademy.orgTXT
google-site-verification=sHrvDlgokhtbjBWsn8Dhu616EFRRv8GD0C1AU4_1gl4
300