Caltech.edu

The site Caltech.edu is online !

score SEO du site caltech.edu

WebStator Rank : 5/5

Caltech.edu is the No. 11535 ranked in most visited website in the world (ranked 5493 in its main country : ETATS-UNIS). The site can be estimated to be worth € 230 324 with a potential monthly income of € 4 237 generated by advertising. The site has a Pagerank™ of 8 /10, is hosted on the IP : 131.215.239.141 (Pasadena, ETATS-UNIS look at the map) and is registered in the DMOZ directory : Libraries/Research. This site has been online for 31 years, 11 months and 6 days and has accumulated at least 29 377 links. Our data have been updated at 00:29:45, 21 February 2013 and we found a number of unique visitors of 23 265 per day for 47 080 page views. The loading time of the site is medium : 1.55905 seconds (page weight : 68,63 Mo).

Overview of Caltech.edu

Global Alexa ™ Rank:

11535

Pagerank :

Main country:

ETATS-UNIS (34.5% of visits - ranked No. 5493 in the country)

IP address:

131.215.239.141

Server Location:

Pasadena, ETATS-UNIS see on map

Visitors Per Day:

23 265 (+9%)

Page views per day:

47 080 (+4.6%)

Monthly income *:

€ 4 237

Website Value *:

€ 230 324

"Adult" Content: 

No

Language (ISO code):

EN

Site speed:

1.55905 seconds

Queries linked with the domain

Alexa™ Traffic data

Day

Week

1 Month

3 Months

Value

Dvlpment

Value

Dvlpment

Value

Dvlpment

Value

Dvlpment

Alexa Rank™

15840

-1145

13100

-406

12103

+676

11535

-19

Visits

→ Rank

→ Per million*

14088

-2217

12653

-513

12017

+1035

11253

-82

120

+20%

127

+4%

134

-6.20%

141

+9%

Pageviews

→ Rank

→ Per million*

→ Par user

29575

2058

18096

-366

15540

-560

15487

419

2.6

-0.76%

3.8

+1%

4.31

+5%

4.28

+4.6%

2.3

-16.55%

3.1

-2.55%

3.35

+12%

3.16

-4.24%

* 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, 141 of them visited Caltech.edu, this figure is up by +9% from the previous week.

Domain name

The domain name Caltech.edu has been registered for 31 years, 11 months and 6 days. See more information about Caltech.edu WHOIS

Domain name:

Caltech.edu

Age :

31 years, 11 months, 6 days

Creation :

06 January 1986

Modification :

21 February 2013

Distribution of daily visits from around the world

The total number of daily visits to Caltech.edu (23 265) is geographically distributed as follows:

1.

ETATS-UNIS - 8 026 (34.5%)

2.

INDE - 3 187 (13.7%)

3.

CHINE - 1 256 (5.4%)

4.

ROYAUME-UNI - 791 (3.4%)

5.

COREE, REPUBLIQUE DE - 675 (2.9%)

6.

CANADA - 512 (2.2%)

7.

JAPON - 489 (2.1%)

8.

POLOGNE - 465 (2.0%)

9.

PAKISTAN - 396 (1.7%)

10.

MEXIQUE - 396 (1.7%)

11.

FRANCE - 372 (1.6%)

12.

RUSSIE, FEDERATION DE - 372 (1.6%)

13.

ALLEMAGNE - 349 (1.5%)

14.

ESPAGNE - 326 (1.4%)

15.

BANGLADESH - 326 (1.4%)

16.

IRAN, REPUBLIQUE ISLAMIQUE D' - 302 (1.3%)

17.

PAYS-BAS - 302 (1.3%)

18.

BRESIL - 302 (1.3%)

19.

SINGAPOUR - 302 (1.3%)

20.

PHILIPPINES - 279 (1.2%)

Server Location:

The IP address of the server (131.215.239.141) is located near: Pasadena (ETATS-UNIS).

Subdomain contribution in daily traffic

1.

caltech.edu

16.46%

2.

ipac.caltech.edu

10.73%

3.

gps.caltech.edu

8.03%

4.

jobs.caltech.edu

2.41%

5.

ligo.caltech.edu

2.40%

6.

its.caltech.edu

6.29%

7.

ugcs.caltech.edu

4.04%

8.

spitzer.caltech.edu

3.70%

9.

library.caltech.edu

5.19%

10.

ligo-la.caltech.edu

1.60%

Evolution of research for this site

The following graph shows the evolution of searches done on Google ™ for the query: Caltech.edu 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 Caltech.edu :

» Libraries/Research

» Private Colleges and Universities/California Institute of Technology

Backlinks history

HTML analysis of the home page

Doctype

1

Html

5

Head

1

Body

1

Title

1

H1

0

H2

6

H3

18

H4

0

H5

0

P

0

Img

57

A (internal)

220

A (external)

120

Iframe

0

Table

0

Form

1

HTML Ratio

15,18 %

HTTP header

The following HTTP header is the last encountered for the domain Caltech.edu (after any 301, 302...).

15 lines were found:

Access-Control-Allow-Origin

*

Cache-Control

public, max-age=3600

Content-Language

en

Content-Type

text/html; charset=utf-8

Date

Wed, 20 Feb 2013 23:28:06 GMT

Etag

"1361402516-0"

Expires

Sun, 19 Nov 1978 05:00:00 GMT

Last-Modified

Wed, 20 Feb 2013 23:21:56 +0000

Server

Apache/2.2.23 (Amazon)

Vary

Cookie,Accept-Encoding

X-Drupal-Cache

HIT

X-Frame-Options

SAMEORIGIN

X-Generator

Drupal 7 (http://drupal.org)

X-Powered-By

PHP/5.3.20

Connection

Close

Internal URL of Caltech.edu

10 internal URL found in the homepage of the website:

1.

http://caltech.edu/ie-compatibility

2.

http://caltech.edu/

3.

http://caltech.edu/javascript: void(0);

4.

http://caltech.edu/content/apply

5.

http://caltech.edu/content/visit

6.

http://caltech.edu/content/jet-propulsion-laboratory

7.

http://caltech.edu/content/about-caltech

8.

http://caltech.edu/content/caltech

9.

http://caltech.edu/content/glance

10.

http://caltech.edu/content/viewbook

Similar sites to Caltech.edu

10 similar sites (thematically) to Caltech.edu were found :

1.

nasa.gov

2.

mit.edu

3.

csuchico.edu

4.

cchs.edu

5.

libraries.cua.edu

6.

lib2.clarkstate.edu

7.

lib.colostate.edu

8.

inside.msj.edu/departments/librar

9.

infolib.berkeley.edu

10.

elibrary.unm.edu

Similar sites (by rank) :

1.

kvk.nl

2.

xun-jia.com

3.

668tex.com

4.

secureibusiness.com

5.

angloinfo.com

6.

kowalskypage.com

7.

hostsearch.com

8.

lexisnexis.com

9.

webceo.com

10.

comsec.com.au

11.

topachat.com

12.

skimlinks.com

13.

liveadclicks.com

14.

hualongxiang.com

15.

direkizle.net

16.

zalaa.com

17.

gamecopyworld.com

18.

soccer.ru

19.

charlesayoub.com

20.

yonkis.com

21.

ocn.com.cn

22.

babyoye.com

23.

lidl.pl

24.

bbs-tw.com

25.

elecom.co.jp

26.

es.wix.com

27.

filmshowonline.net

28.

sina.cn

29.

btscene.org

30.

disneytimesweeps.com

31.

maskanmehr.net

32.

txlottery.org

See all similar sites' rankings

DNS records

There are 9 DNS records for the URL Caltech.edu:

Host TTL Class Type Target / IP Prio.
caltech.edu43196INA131.215.239.141
caltech.edu43196INNSns11.tex-an.net
caltech.edu43196INNStepid.ni.caltech.edu
caltech.edu43196INNSns5.capnet.state.tx.us
caltech.edu43196INNSmercutio.ni.caltech.edu
caltech.edu43196INNStybalt.caltech.edu
caltech.edu43196INNSnsx.lbl.gov
caltech.edu43200INSOADNS maître : mercutio.caltech.edu
Contact e-mail : hostmaster.caltech.edu
Serial : 2013022010
Refresh : 10800
Expire : 3600000
Minimum TTL : 43200
caltech.edu43200INMXmail-incoming.caltech.edu3

Distribution of links on the home page

At last count, (21 February 2013 at 00:29:45) we recorded on the homepage of the site 220 links to total 120 were outgoing links:

Text/HTML ratio

The ratio of text/HTML for Caltech.edu home page is 15,18 % :

Google PageRank™

The Google PageRank ™ is one of the variables in the Google algorithm for ranking web pages. In our last analysis of 21 February 2013, we determined a PR of 8 for Caltech.edu :