Report Summary

  • 36

    Performance

    Renders faster than
    55% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 90% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    28% of websites

  • 38

    SEO

    Google-friendlier than
    28% of websites

citgo.cdc.gov

Netscaler Gateway

Page Load Speed

1.2 sec in total

First Response

290 ms

Resources Loaded

817 ms

Page Rendered

94 ms

citgo.cdc.gov screenshot

About Website

Visit citgo.cdc.gov now to see the best up-to-date Citgo Cdc content for United States and also check out these interesting facts you probably never knew about citgo.cdc.gov

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Key Findings

We analyzed Citgo.cdc.gov page load time and found that the first response time was 290 ms and then it took 911 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.

Performance Metrics

citgo.cdc.gov performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value12.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.6 s

0/100

25%

SI (Speed Index)

Value12.1 s

4/100

10%

TBT (Total Blocking Time)

Value440 ms

64/100

30%

CLS (Cumulative Layout Shift)

Value0.018

100/100

15%

TTI (Time to Interactive)

Value12.8 s

13/100

10%

Network Requests Diagram

citgo.cdc.gov

290 ms

citgo.cdc.gov

96 ms

index.html

65 ms

caxtonstyle.css

64 ms

itsotoolsNoCol.css

51 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that all of those requests were addressed to Citgo.cdc.gov and no external sources were called. The less responsive or slowest element that took the longest time to load (290 ms) belongs to the original domain Citgo.cdc.gov.

Page Optimization Overview & Recommendations

Page size can be reduced by 79.0 kB (62%)

Content Size

127.3 kB

After Optimization

48.2 kB

In fact, the total size of Citgo.cdc.gov main page is 127.3 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. Images take 49.2 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 9.8 kB

  • Original 12.5 kB
  • After minification 7.8 kB
  • After compression 2.8 kB

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 4.7 kB, which is 38% 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 9.8 kB or 78% of the original size.

Image Optimization

-28%

Potential reduce by 13.8 kB

  • Original 49.2 kB
  • After minification 35.4 kB

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, Citgo Cdc needs image optimization as it can save up to 13.8 kB or 28% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-85%

Potential reduce by 32.5 kB

  • Original 38.0 kB
  • After minification 25.4 kB
  • After compression 5.5 kB

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 32.5 kB or 85% of the original size.

CSS Optimization

-84%

Potential reduce by 23.0 kB

  • Original 27.5 kB
  • After minification 19.8 kB
  • After compression 4.5 kB

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. Citgo.cdc.gov needs all CSS files to be minified and compressed as it can save up to 23.0 kB or 84% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

10

After Optimization

10

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Citgo Cdc. According to our analytics all requests are already optimized.

Accessibility Review

citgo.cdc.gov accessibility score

95

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

citgo.cdc.gov best practices score

50

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

citgo.cdc.gov SEO score

38

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

High

Page is blocked from indexing

High

robots.txt is not valid

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Citgo.cdc.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 Citgo.cdc.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Citgo Cdc. 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: