Analyze

cod.ed.gov: COD Online

Page load speed analysis

  • 60/100

    Normal result
  • 5

    Successful tests
  • 3

    Failed tests
  • First response

    110 ms

  • Resources loaded

    815 ms

  • Page rendered

    85 ms

  • Total page load time

    1 sec

Welcome to cod.ed.gov homepage info - get ready to check COD Ed best content for United States right away, or after learning these important things about cod.ed.gov

We analyzed Cod.ed.gov page load time and found that the first response time was 110 ms and then it took 900 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Page optimization

  • HTML 16.6 kB
    Images 77.1 kB
    Javascripts 296.3 kB
    CSS 12.4 kB

    In fact, the total size of Cod.ed.gov main page is 402.4 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Javascripts take 296.3 kB which makes up the majority of the site volume.

    • Original 16.6 kB
    • After minification 14.6 kB
    • After compression 5.5 kB

    HTML optimization

    HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 2.0 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 11.1 kB or 67% of the original size.

    • Original 77.1 kB
    • After optimization 72.4 kB

    Image optimization

    Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. COD Ed images are well optimized though.

    • Original 296.3 kB
    • After minification 183.1 kB
    • After compression 56.3 kB

    JavaScript optimization

    It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 240.0 kB or 81% of the original size.

    • Original 12.4 kB
    • After minification 8.0 kB
    • After compression 1.5 kB

    CSS optimization

    CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Cod.ed.gov needs all CSS files to be minified and compressed as it can save up to 10.9 kB or 88% of the original size.

Network requests diagram

  • cod.ed.gov
  • cod.ed.gov
  • LoginPage
  • LoginPage
  • webtrends_cod.js
  • main_netscape.css
  • jquery.js
  • analytics.js
  • top_logo.jpg
  • home_left.jpg
  • home_header.jpg
  • button_login_big.gif
  • button_back_to_login.gif
  • button_accept.gif
  • dcs.gif
  • collect

Our browser made a total of 16 requests to load all elements on the main page. We found that 81% of them (13 requests) were addressed to the original Cod.ed.gov, 13% (2 requests) were made to Google-analytics.com and 6% (1 request) were made to Statse.webtrendslive.com. The less responsive or slowest element that took the longest time to load (297 ms) belongs to the original domain Cod.ed.gov.

Additional info on cod.ed.gov

Requests

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of COD Ed. According to our analytics all requests are already optimized.

3

Javascripts

8

Images

1

CSS

12

All

Possible request optimization

3

Javascripts

8

Images

1

CSS

0

Optimized

12

All

Good result

Redirects

As for redirects, our browser reached this domain in three steps. The first redirect led to https://cod.ed.gov/, then it was forwarded to http://cod.ed.gov/cod/LoginPage, and afterwards it was sent to https://cod.ed.gov/cod/LoginPage before we finally managed to reach this website. We strongly recommend that the redirects should be reduced, as the more redirects a site has, the slower it loads.

IP address

This IP address is dedicated to Cod.ed.gov. This is the best domain hosting practice .

Normal result

IP Trace

cod.ed.gov

152.180.37.197

152.180.37.229

152.180.154.197

152.180.154.229

DNS records

Type Host Target/ip TTL Other
A

cod.ed.gov

152.180.154.197 900
A

cod.ed.gov

152.180.37.197 900
A

cod.ed.gov

152.180.154.229 900
A

cod.ed.gov

152.180.37.229 900
MX

cod.ed.gov

mail1.cod.ed.gov 900 Pri: 10

Language and encoding

Poor result

Language

EN en language flag

Detected

N/A  language flag

Claimed

Encoding

ISO-8859-1

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cod.ed.gov can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Cod.ed.gov main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

HTTPS certificate

SSL Certificate

Cod.ed.gov has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Poor result

Visitor World Map

Country of origin for 64.7% of all visits is United States. It’s good for Cod.ed.gov that their server is also located in United States, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Poor result

Social Sharing Optimization

Open Graph description is not detected on the main page of COD Ed. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks:

cod.ed.gov

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