Report Summary

  • 4

    Performance

    Renders faster than
    29% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    47% of websites

  • 68

    SEO

    Google-friendlier than
    37% of websites

astm.org

ASTM International - Standards Worldwide

Page Load Speed

20.2 sec in total

First Response

129 ms

Resources Loaded

10.8 sec

Page Rendered

9.3 sec

astm.org screenshot

About Website

Welcome to astm.org homepage info - get ready to check ASTM best content for United States right away, or after learning these important things about astm.org

Visit astm.org

Key Findings

We analyzed Astm.org page load time and found that the first response time was 129 ms and then it took 20 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

astm.org performance score

4

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value32.1 s

0/100

25%

SI (Speed Index)

Value18.0 s

0/100

10%

TBT (Total Blocking Time)

Value16,480 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.764

5/100

15%

TTI (Time to Interactive)

Value36.5 s

0/100

10%

Network Requests Diagram

astm.org

129 ms

astm.org

267 ms

www.astm.org

49 ms

www.astm.org

134 ms

bootstrap.min.css

70 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 82% of them (54 requests) were addressed to the original Astm.org, 5% (3 requests) were made to and 5% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (4.8 sec) belongs to the original domain Astm.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.5 MB (25%)

Content Size

9.8 MB

After Optimization

7.3 MB

In fact, the total size of Astm.org main page is 9.8 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 6.3 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 92.2 kB

  • Original 111.1 kB
  • After minification 95.1 kB
  • After compression 18.9 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 15.9 kB, which is 14% 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 92.2 kB or 83% of the original size.

Image Optimization

-4%

Potential reduce by 261.3 kB

  • Original 6.3 MB
  • After minification 6.0 MB

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. ASTM images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 1.5 MB

  • Original 2.0 MB
  • After minification 1.9 MB
  • After compression 569.5 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 1.5 MB or 72% of the original size.

CSS Optimization

-47%

Potential reduce by 638.6 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 705.9 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. Astm.org needs all CSS files to be minified and compressed as it can save up to 638.6 kB or 47% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (28%)

Requests Now

58

After Optimization

42

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ASTM. 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 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

astm.org accessibility score

82

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

ARIA IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

astm.org best practices score

75

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

astm.org SEO score

68

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Astm.org 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 Astm.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 description is not detected on the main page of ASTM. 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: