Class-central.com

The site Class-central.com is online !

score SEO du site class-central.com

WebStator Rank : 2.5/5

Class-central.com is the No. 215601 ranked in most visited website in the world (ranked 44249 in its main country : RUSSIE, FEDERATION DE). The site can be estimated to be worth € 4 871 with a potential monthly income of € 139 generated by advertising. The site has a Pagerank™ of 5 /10, is hosted on the IP : 192.31.186.142 (ETATS-UNIS) and is not registered in the DMOZ directory. This site has been online for 6 years, 4 months and 27 days and has accumulated at least 381 links. Our data have been updated at 17:06:28, 26 February 2013 and we found a number of unique visitors of 1 353 per day for 1 540 page views. The loading time of the site is medium : 2.25653 seconds (page weight : 1 344,04 Mo).

Overview of Class-central.com

Titre :

class central ? free online courses aka mooc aggregator

Global Alexa ™ Rank:

215601

Pagerank :

Main country:

RUSSIE, FEDERATION DE (20.4% of visits - ranked No. 44249 in the country)

IP address:

192.31.186.142

Server Location:

ETATS-UNIS

Visitors Per Day:

1 353 (-9.97%)

Page views per day:

1 540 (+49%)

Monthly income *:

€ 139

Website Value *:

€ 4 871

"Adult" Content: 

No informations

Language (ISO code):

Unknown

Site speed:

2.25653 seconds

Description :

class central is a free online course aka mooc aggregator from top universities like stanford, mit, harvard, etc. offered via coursera, udacity, edx, canvas network, & others.

Queries linked with the domain

Alexa™ Traffic data

Day

Week

1 Month

3 Months

Value

Dvlpment

Value

Dvlpment

Value

Dvlpment

Value

Dvlpment

Alexa Rank™

88009

-329983

151338

-46666

172251

-36132

215601

-16651

Visits

→ Rank

→ Per million*

82560

-316050

136209

-27684

143737

-35835

183936

+20886

20

+300%

12

+20%

10.8

+30%

8.2

-9.97%

Pageviews

→ Rank

→ Per million*

→ Par user

158024

-408552

263422

-114635

324823

-35119

376549

-148209

0.42

+500%

0.22

+60%

0.16

+13%

0.14

+49%

2.0

+50%

2.0

+30%

1.6

-10.73%

1.7

+70%

* Number of visits or page views of this site per million internet user. For example, a schedule set like this: In 3 months, for one million visitors, 8.2 of them visited Class-central.com, this figure is down by -9.97% from the previous week.

Domain name

The domain name Class-central.com has been registered for 6 years, 4 months and 27 days. The registrar is Namecheap.com. The expiration date is 27 November 2017. See more information about Class-central.com WHOIS

Domain name:

Class-central.com

Registrar :

Namecheap.com

Age :

6 years, 4 months, 27 days

Creation :

27 November 2011

Modification :

27 February 2013

Expires :

27 November 2017

Distribution of daily visits from around the world

The total number of daily visits to Class-central.com (1 353) is geographically distributed as follows:

1.

RUSSIE, FEDERATION DE - 276 (20.4%)

2.

ETATS-UNIS - 249 (18.4%)

3.

INDE - 161 (11.9%)

4.

ESPAGNE - 58 (4.3%)

5.

UKRAINE - 39 (2.9%)

6.

ROYAUME-UNI - 30 (2.2%)

7.

GRECE - 20 (1.5%)

8.

Server Location:

Country where the IP address is localised (192.31.186.142): ETATS-UNIS.

Subdomain contribution in daily traffic

1.

class-central.com

100.00

2.

blog.class-central.com

6.53%

Evolution of research for this site

The following graph shows the evolution of searches done on Google ™ for the query: Class-central.com over time.

Analysis of DMOZ categories

Categorization of DMOZ classifies sites by topic. Search engines such as Google ™ and Bing ™ follow these directions for a better interpretation of web pages.

DMOZ Category(s) to Class-central.com :

» No DMOZ category for this site

Backlinks history

HTML analysis of the home page

Doctype

Oui

Html

1

Head

1

Body

1

Title

1

H1

7

H2

0

H3

1

H4

4

H5

0

P

6

Img

470

A (internal)

3070

A (external)

1816

Iframe

1

Table

6

Form

1

HTML Ratio

52,89 %

HTTP header

The following HTTP header is the last encountered for the domain Class-central.com (after any 301, 302...).

5 lines were found:

Server

nginx/1.2.4

Content-Type

text/html; charset=UTF-8

Connection

keep-alive

X-Powered-By

PHP/5.3.2-1ubuntu4.18

Set-Cookie

PHPSESSID=4aenc4ci7frgbs8sbkr1jf4ge0; path

Internal URL of Class-central.com

10 internal URL found in the homepage of the website:

1.

http://class-central.com/#

2.

http://class-central.com/initiative/coursera

3.

http://class-central.com/initiative/udacity

4.

http://class-central.com/initiative/edx

5.

http://class-central.com/initiative/canvas

6.

http://class-central.com/initiative/others

7.

http://class-central.com/#

8.

http://class-central.com/courses/recent

9.

http://class-central.com/courses/recentlyAdded

10.

http://class-central.com/courses/ongoing

Sites similar to Class-central.com

No similar sites (thematically) to Class-central.com were found !

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Website metas analysis

We found 2 website metas on Class-central.com:

viewport

width=device-width, initial-scale=1.0

description

class central is a free online course aka mooc aggregator from top universities like stanford, mit, harvard, etc. offered via coursera, udacity, edx, canvas network, & others.

DNS records

There are 14 DNS records for the URL Class-central.com:

Host TTL Class Type Target / IP Prio.
class-central.com1784INA192.31.186.142
class-central.com1800INNSdns2.registrar-servers.com
class-central.com1800INNSdns3.registrar-servers.com
class-central.com1800INNSdns4.registrar-servers.com
class-central.com1800INNSdns5.registrar-servers.com
class-central.com1800INNSdns1.registrar-servers.com
class-central.com3601INSOADNS maître : dns1.registrar-servers.com
Contact e-mail : hostmaster.registrar-servers.com
Serial : 2012101400
Refresh : 3600
Expire : 604800
Minimum TTL : 3601
class-central.com1800INMXASPMX2.GOOGLEMAIL.com30
class-central.com1800INMXASPMX3.GOOGLEMAIL.com30
class-central.com1800INMXASPMX4.GOOGLEMAIL.com30
class-central.com1800INMXASPMX5.GOOGLEMAIL.com30
class-central.com1800INMXASPMX.L.GOOGLE.com10
class-central.com1800INMXALT1.ASPMX.L.GOOGLE.com20
class-central.com1800INMXALT2.ASPMX.L.GOOGLE.com20

Distribution of links on the home page

At last count, (26 February 2013 at 17:06:28) we recorded on the homepage of the site 3070 links to total 1816 were outgoing links:

Text/HTML ratio

The ratio of text/HTML for Class-central.com home page is 52,89 % :

Google PageRank™

The Google PageRank ™ is one of the variables in the Google algorithm for ranking web pages. In our last analysis of 26 February 2013, we determined a PR of 5 for Class-central.com :