Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 84% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 99

    SEO

    Google-friendlier than
    94% of websites

blog.tesol.org

TESOL Blog | TESOL International Association advances the quality of English language teaching worldwide

Page Load Speed

2 sec in total

First Response

520 ms

Resources Loaded

990 ms

Page Rendered

501 ms

blog.tesol.org screenshot

About Website

Visit blog.tesol.org now to see the best up-to-date Blog TESOL content for United States and also check out these interesting facts you probably never knew about blog.tesol.org

The official blog for TESOL International Association. Blogs discuss emerging issues in the field of English language teaching and provide teaching resources.

Visit blog.tesol.org

Key Findings

We analyzed Blog.tesol.org page load time and found that the first response time was 520 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

blog.tesol.org performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

76/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

81/100

25%

SI (Speed Index)

Value2.3 s

99/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.9 s

89/100

10%

Network Requests Diagram

blog.tesol.org

520 ms

museo-font.css

10 ms

style.css

18 ms

buttons.js

10 ms

jetpack.css

15 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 70% of them (32 requests) were addressed to the original Blog.tesol.org, 7% (3 requests) were made to S.gravatar.com and 4% (2 requests) were made to W.sharethis.com. The less responsive or slowest element that took the longest time to load (520 ms) belongs to the original domain Blog.tesol.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 378.5 kB (61%)

Content Size

620.5 kB

After Optimization

241.9 kB

In fact, the total size of Blog.tesol.org main page is 620.5 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. 40% of websites need less resources to load. Javascripts take 299.3 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 59.1 kB

  • Original 74.6 kB
  • After minification 66.1 kB
  • After compression 15.4 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 8.4 kB, which is 11% 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 59.1 kB or 79% of the original size.

Image Optimization

-10%

Potential reduce by 10.4 kB

  • Original 106.5 kB
  • After minification 96.1 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. Blog TESOL images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 193.1 kB

  • Original 299.3 kB
  • After minification 298.7 kB
  • After compression 106.2 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 193.1 kB or 65% of the original size.

CSS Optimization

-83%

Potential reduce by 115.9 kB

  • Original 140.1 kB
  • After minification 125.2 kB
  • After compression 24.2 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. Blog.tesol.org needs all CSS files to be minified and compressed as it can save up to 115.9 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (40%)

Requests Now

40

After Optimization

24

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blog TESOL. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

blog.tesol.org accessibility score

94

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

blog.tesol.org best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

blog.tesol.org SEO score

99

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blog.tesol.org 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 Blog.tesol.org 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 data is detected on the main page of Blog TESOL. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: