Tools & Wizards About Us
cal-services.net screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

cal-services.net

CAL Services Supplier of Confined Space Safety Equipment, Cable Location Calibration, Gas Monitor Calibration, Site Survey Equipment Hire | Cable Dete...

Page Load Speed

6 sec in total

First Response

1.4 sec

Resources Loaded

4.2 sec

Page Rendered

442 ms

cal-services.net screenshot

About Website

Click here to check amazing CAL Services content. Otherwise, check out these important facts you probably never knew about cal-services.net

Gas Monitor Calibration UK Confined Space Safety Equipment, Cable Locators, Safety and Survey Equipment Hire. Established 2007. Call 01934 424467

Visit cal-services.net

Key Findings

We analyzed Cal-services.net page load time and found that the first response time was 1.4 sec and then it took 4.6 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

cal-services.net performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

5/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value300 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.8 s

28/100

10%

Network Requests Diagram

www.cal-services.net

1395 ms

jquery-1.11.2.min.js

33 ms

bootstrap.min.css

168 ms

custom.css

272 ms

jquery.js

49 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 68% of them (32 requests) were addressed to the original Cal-services.net, 11% (5 requests) were made to Code.jquery.com and 4% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Cal-services.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 442.9 kB (12%)

Content Size

3.6 MB

After Optimization

3.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cal-services.net main page is 3.6 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. 50% of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 27.1 kB

  • Original 34.5 kB
  • After minification 28.1 kB
  • After compression 7.4 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 6.4 kB, which is 19% 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 27.1 kB or 79% of the original size.

Image Optimization

-10%

Potential reduce by 347.0 kB

  • Original 3.4 MB
  • After minification 3.1 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. CAL Services images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 67.2 kB

  • Original 112.2 kB
  • After minification 93.0 kB
  • After compression 44.9 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 67.2 kB or 60% of the original size.

CSS Optimization

-5%

Potential reduce by 1.5 kB

  • Original 29.2 kB
  • After minification 29.2 kB
  • After compression 27.7 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. Cal-services.net has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (34%)

Requests Now

44

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CAL Services. 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 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.cal-services.net

www.cal-services.net

1395 ms

jquery-1.11.2.min.js

jquery-1.11.2.min.js

33 ms

bootstrap.min.css

bootstrap.min.css

168 ms

custom.css

custom.css

272 ms

jquery.js

jquery.js

49 ms

jquery-migrate-1.2.1.js

jquery-migrate-1.2.1.js

52 ms

bootstrap.min.js

bootstrap.min.js

354 ms

lightbox-2.6.min.js

lightbox-2.6.min.js

249 ms

jquery.fancybox.css

jquery.fancybox.css

250 ms

jquery.fancybox.js

jquery.fancybox.js

429 ms

jquery-ui.js

jquery-ui.js

54 ms

jquery-ui.css

jquery-ui.css

50 ms

font-awesome.min.css

font-awesome.min.css

48 ms

106347.js

106347.js

89 ms

analytics.js

analytics.js

21 ms

who.js

who.js

380 ms

collect

collect

14 ms

js

js

74 ms

logo.png

logo.png

118 ms

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resized980_20240730155941_079849e321441991b281692997d02f8b.png

1146 ms

huge_cropped_20190402160349_684aa1eccd379ac19876b923863817f7.png

huge_cropped_20190402160349_684aa1eccd379ac19876b923863817f7.png

777 ms

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resized980_20191005143104_fbf65123757f49e0cd95d8305e9ddc2c.jpg

850 ms

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resized980_20191005142319_4efed4e2a109c5711f171a5c345f5299.png

981 ms

RequestCallback_2.jpg

RequestCallback_2.jpg

285 ms

resized980_20191211091749_240af628733f9a430132d945548e7a47.png

resized980_20191211091749_240af628733f9a430132d945548e7a47.png

246 ms

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resized980_20160512165011_f121d135f39f03e48da5fe5e8ced5b0a.jpg

328 ms

resized980_20170629092747_e72762e73a469c8d088408f7d2c530d7.png

resized980_20170629092747_e72762e73a469c8d088408f7d2c530d7.png

285 ms

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resized980_20160512165226_610f86a28ea01c4b871165b8a992df4e.png

368 ms

resized980_20160512165250_fa2d20b7a5c514d34d185ea2effc4e15.png

resized980_20160512165250_fa2d20b7a5c514d34d185ea2effc4e15.png

410 ms

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resized980_20170718123525_317f64f1a89aae151a7ef9db20b151ec.png

201 ms

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resized980_20181121132315_bf68690d5cdb524d240be813966327a8.png

533 ms

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1360s_20240229142513_041ea0f8d15bf625eca66b14d96488d7.png

573 ms

1016s_20170817204728_944921965f24e98b8b2c1f25b2cf93e7.jpg

1016s_20170817204728_944921965f24e98b8b2c1f25b2cf93e7.jpg

617 ms

235s_20170701143118_f7f6bbbc28d61d4e51eb1013416ef901.jpg

235s_20170701143118_f7f6bbbc28d61d4e51eb1013416ef901.jpg

655 ms

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1316s_20230525135055_2cf6cbd9fd54a56b87614209243bb667.jpg

700 ms

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1229s_20191006140244_8cf67072777dede32a810f2a4099cfb1.jpg

738 ms

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571s_20170705111747_7186c4cdf980d813736e0d120811fb61.jpg

783 ms

1278s_20220202160723_9483a0c356f014cf20d8a4575dfae2d7jpeg

1278s_20220202160723_9483a0c356f014cf20d8a4575dfae2d7jpeg

819 ms

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1017s_20170817205442_b1c464ceee3a64444e27a82ad65a8a58.jpg

856 ms

header_bg_slice.png

header_bg_slice.png

841 ms

icon_burger.png

icon_burger.png

876 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

58 ms

med_20160516135657_dc0ded6627551d57c39565825fa64626.jpg

med_20160516135657_dc0ded6627551d57c39565825fa64626.jpg

875 ms

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med_20170702153723_a19ddbe22afc139c538bfca41cea40ad.png

1043 ms

v2.zopim.com

v2.zopim.com

51 ms

asset_composer.js

asset_composer.js

33 ms

who.ashx

who.ashx

326 ms

Accessibility Review

cal-services.net accessibility score

90

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

cal-services.net best practices score

58

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

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

cal-services.net SEO score

89

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

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 Cal-services.net 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 Cal-services.net 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

cal-services.net

Open Graph description is not detected on the main page of CAL Services. 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: