Tools & Wizards About Us
blem.com screenshot

Report Summary

  • 76

    Performance

    Renders faster than
    84% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

blem.com

Blem Information Management Ltd - the providers of XLRAS - Home

Page Load Speed

3 sec in total

First Response

512 ms

Resources Loaded

2.4 sec

Page Rendered

100 ms

blem.com screenshot

About Website

Visit blem.com now to see the best up-to-date Blem content and also check out these interesting facts you probably never knew about blem.com

Discover the services of Blem Information Management Ltd. Based in Kent, United Kingdom, we are the sole developer and maintainer of XLRAS, the leading solution to the calculation and production of re...

Visit blem.com

Key Findings

We analyzed Blem.com page load time and found that the first response time was 512 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

blem.com performance score

76

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

55/100

25%

SI (Speed Index)

Value5.2 s

59/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.0 s

87/100

10%

Network Requests Diagram

www.blem.com

512 ms

style.css

435 ms

theming.css

114 ms

web.css

444 ms

common,shoppingbasket

454 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 22% of them (4 requests) were addressed to the original Blem.com, 67% (12 requests) were made to Cdn.website-start.de and 11% (2 requests) were made to 120.sb.mywebsite-editor.com. The less responsive or slowest element that took the longest time to load (970 ms) relates to the external source Cdn.website-start.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 88.0 kB (24%)

Content Size

359.7 kB

After Optimization

271.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blem.com main page is 359.7 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. 20% of websites need less resources to load. Images take 299.2 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 12.1 kB

  • Original 15.9 kB
  • After minification 15.1 kB
  • After compression 3.8 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. 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 12.1 kB or 76% of the original size.

Image Optimization

-19%

Potential reduce by 55.4 kB

  • Original 299.2 kB
  • After minification 243.8 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, Blem needs image optimization as it can save up to 55.4 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-49%

Potential reduce by 18.9 kB

  • Original 38.7 kB
  • After minification 38.7 kB
  • After compression 19.7 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 18.9 kB or 49% of the original size.

CSS Optimization

-27%

Potential reduce by 1.6 kB

  • Original 6.0 kB
  • After minification 6.0 kB
  • After compression 4.3 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. Blem.com needs all CSS files to be minified and compressed as it can save up to 1.6 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (71%)

Requests Now

17

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blem. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.blem.com

www.blem.com

512 ms

style.css

style.css

435 ms

theming.css

theming.css

114 ms

web.css

web.css

444 ms

common,shoppingbasket

common,shoppingbasket

454 ms

mobilenavigation.css

mobilenavigation.css

450 ms

logstate2-css.php

logstate2-css.php

462 ms

logstate-js.php

logstate-js.php

463 ms

web.js

web.js

970 ms

web.bundle.js

web.bundle.js

460 ms

mobilenavigation.js

mobilenavigation.js

535 ms

common,shoppingbasket

common,shoppingbasket

741 ms

771 ms

pfcsupport.js

pfcsupport.js

560 ms

background.png

background.png

581 ms

logo.png

logo.png

299 ms

printer.gif

printer.gif

99 ms

print.css

print.css

99 ms

Accessibility Review

blem.com accessibility score

77

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

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

blem.com 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

blem.com SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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

    EN

  • Encoding

    UTF-8

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

blem.com

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