Analyze

Page load speed analysis

  • 70/100

    Good result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    567 ms

  • Resources loaded

    2.6 sec

  • Page rendered

    210 ms

  • Total page load time

    3.4 sec

Visit cleancities.energy.gov now to see the best up-to-date Clean Cities Energy content for United States and also check out these interesting facts you probably never knew about cleancities.energy.gov

We analyzed Cleancities.energy.gov page load time and found that the first response time was 567 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Page optimization

  • HTML 38.7 kB
    Images 93.0 kB
    Javascripts 540.9 kB
    CSS 264.4 kB

    In fact, the total size of Cleancities.energy.gov main page is 936.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Javascripts take 540.9 kB which makes up the majority of the site volume.

    • Original 38.7 kB
    • After minification 25.7 kB
    • After compression 6.7 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 13.0 kB, which is 34% 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 31.9 kB or 83% of the original size.

    • Original 93.0 kB
    • After optimization 71.9 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. Obviously, Clean Cities Energy needs image optimization as it can save up to 21.1 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

    • Original 540.9 kB
    • After minification 536.8 kB
    • After compression 181.6 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 359.3 kB or 66% of the original size.

    • Original 264.4 kB
    • After minification 262.9 kB
    • After compression 45.2 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. Cleancities.energy.gov needs all CSS files to be minified and compressed as it can save up to 219.1 kB or 83% of the original size.

Network requests diagram

  • cleancities.energy.gov
  • application-b5e73a99f3fd064fb1e0871aaa31d7bc0ff583f90ec409b9f28f79237204df03.css
  • application-4f93c75ad89b5f538be7b0c6a9dfccd67ae4da5610f26bf74940c2aa405abeaf.js
  • font-awesome.min.css
  • application-1565e2945d19e8bc8015f3d99a3d7f24.css
  • home-1f83201e0667c87a7fe5229e41a53de3.css
  • application-b01f96e642bcae265426734d43f565be.js
  • Universal-Federated-Analytics-Min.js
  • logo-eere-0468e7c2d20ff1b4ae5268d3fdb0fa71043cc1cfae8c727c9a659502a937099e.png
  • cc-map-c88e1cd39e64591c17997b53dd4d8a8c.png
  • logo-759dad436f341f9fc04ef7389fc37139.png
  • us-map-c4c8d0c323b70a92671c05a73b5ae559.png
  • icon-national-network-d0ce1660ea0a5c7a0a8d95a9fa805148.png
  • icon-partnerships-projects-e3f19d14d7ded4d693df8e3d924b88ab.png
  • icon-technical-expertise-6d5b8fdd9045deed850a5768cf1d1b49.png
  • resources-afdc-fa48476f1f20606ae38f80aa8ac8587dbc10002d6ae08d7be336594cf1d752c3.jpg
  • resources-fueleconomy-dcf0a0f54e830809980d6f87bac38584d9c30f1f4530fbc2ac30e221689c7e3e.jpg
  • 4864.js
  • fontawesome-webfont.woff
  • iframe_api
  • analytics.js
  • collect
  • collect
  • collect
  • collect
  • www-widgetapi.js
  • collect
  • ga-audiences
  • nr-892.min.js

Our browser made a total of 29 requests to load all elements on the main page. We found that 52% of them (15 requests) were addressed to the original Cleancities.energy.gov, 17% (5 requests) were made to Google-analytics.com and 7% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (674 ms) belongs to the original domain Cleancities.energy.gov.

Additional info on cleancities.energy.gov

Requests

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Clean Cities Energy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

8

Javascripts

13

Images

4

CSS

25

All

Possible request optimization

1

Javascripts

13

Images

1

CSS

10

Optimized

15

All

Normal result

IP address

This IP address is dedicated to Cleancities.energy.gov. This is the best domain hosting practice .

Normal result

IP Trace

cleancities.energy.gov

34.210.224.214

52.35.249.189

DNS records

Type Host Target/ip TTL Other
A

cleancities-1331013027.us-west-2.elb.amazonaws.com

34.210.224.214 59
A

cleancities-1331013027.us-west-2.elb.amazonaws.com

52.35.249.189 59
CNAME

cleancities.energy.gov

cleancities-1331013027.us-west-2.elb.amazonaws.com 3599

Language and encoding

Good result

Language

EN en language flag

Detected

EN en language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cleancities.energy.gov can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Cleancities.energy.gov main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

HTTPS certificate

SSL Certificate

Cleancities.energy.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 53.7% of all visits is United States. It’s good for Cleancities.energy.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 Clean Cities Energy. 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:

cleancities.energy.gov

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