Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

ion-tof.com

IONTOF - TOF-SIMS (time of flight secondary ion mass spectrometry) - LEIS (low energy ion scattering). Ion beam technology products for surface spectr...

Page Load Speed

5.2 sec in total

First Response

439 ms

Resources Loaded

4.4 sec

Page Rendered

281 ms

ion-tof.com screenshot

About Website

Welcome to ion-tof.com homepage info - get ready to check IONTOF best content right away, or after learning these important things about ion-tof.com

IONTOF: TOF-SIMS products for time of flight secondary ion mass spectrometry and LEIS products low energy ion scattering and ion scattering spectroscopy (iss). Company for products for surface analysi...

Visit ion-tof.com

Key Findings

We analyzed Ion-tof.com page load time and found that the first response time was 439 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

ion-tof.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value18.8 s

0/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value2,140 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.14

79/100

15%

TTI (Time to Interactive)

Value5.0 s

76/100

10%

Network Requests Diagram

ion-tof.com

439 ms

www.iontof.com

723 ms

fonts.css

494 ms

fonts_unhinted.css

508 ms

iontof-ion-tof-sims-surface-analysis-secondary-ion-mass-spectrometry.css

428 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Ion-tof.com, 91% (32 requests) were made to Iontof.com and 6% (2 requests) were made to . The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Iontof.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 382.9 kB (9%)

Content Size

4.1 MB

After Optimization

3.7 MB

In fact, the total size of Ion-tof.com main page is 4.1 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. 30% of websites need less resources to load. Images take 3.7 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 37.8 kB

  • Original 43.8 kB
  • After minification 41.1 kB
  • After compression 6.0 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 37.8 kB or 86% of the original size.

Image Optimization

-3%

Potential reduce by 123.7 kB

  • Original 3.7 MB
  • After minification 3.6 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. IONTOF images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 121.5 kB

  • Original 166.4 kB
  • After minification 164.8 kB
  • After compression 44.8 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 121.5 kB or 73% of the original size.

CSS Optimization

-50%

Potential reduce by 99.8 kB

  • Original 198.7 kB
  • After minification 179.0 kB
  • After compression 98.9 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. Ion-tof.com needs all CSS files to be minified and compressed as it can save up to 99.8 kB or 50% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (19%)

Requests Now

31

After Optimization

25

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IONTOF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ion-tof.com accessibility score

64

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

ion-tof.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

ion-tof.com SEO score

77

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

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ion-tof.com 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 Ion-tof.com 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.

Social Sharing Optimization

Open Graph data is detected on the main page of IONTOF. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: