Tools & Wizards About Us
tremis.cz screenshot

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

tremis.cz

TREMIS s.r.o. - Production of components for lightning conductors and grounding

Page Load Speed

6.8 sec in total

First Response

486 ms

Resources Loaded

6 sec

Page Rendered

276 ms

tremis.cz screenshot

About Website

Click here to check amazing TREMIS content. Otherwise, check out these important facts you probably never knew about tremis.cz

The company Tremis s.r.o. produces components for installation of lighting protection system and grounding which meet the requirements of lightning protection according to standards ČSN EN 62305.

Visit tremis.cz

Key Findings

We analyzed Tremis.cz page load time and found that the first response time was 486 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

tremis.cz performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value11.3 s

5/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value1.266

1/100

15%

TTI (Time to Interactive)

Value17.4 s

4/100

10%

Network Requests Diagram

tremis.cz

486 ms

1517 ms

style.min.css

103 ms

style.css

205 ms

woocommerce-layout.css

296 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 85% of them (75 requests) were addressed to the original Tremis.cz, 5% (4 requests) were made to Fonts.gstatic.com and 5% (4 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Tremis.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 587.8 kB (17%)

Content Size

3.4 MB

After Optimization

2.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tremis.cz main page is 3.4 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. 60% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 63.6 kB

  • Original 80.8 kB
  • After minification 75.2 kB
  • After compression 17.2 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 63.6 kB or 79% of the original size.

Image Optimization

-1%

Potential reduce by 22.4 kB

  • Original 2.4 MB
  • After minification 2.4 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. TREMIS images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 364.5 kB

  • Original 603.7 kB
  • After minification 573.3 kB
  • After compression 239.2 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 364.5 kB or 60% of the original size.

CSS Optimization

-54%

Potential reduce by 137.4 kB

  • Original 254.9 kB
  • After minification 245.7 kB
  • After compression 117.5 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. Tremis.cz needs all CSS files to be minified and compressed as it can save up to 137.4 kB or 54% of the original size.

Requests Breakdown

Number of requests can be reduced by 59 (74%)

Requests Now

80

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TREMIS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 27 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tremis.cz

tremis.cz

486 ms

1517 ms

style.min.css

style.min.css

103 ms

style.css

style.css

205 ms

woocommerce-layout.css

woocommerce-layout.css

296 ms

woocommerce.css

woocommerce.css

288 ms

css

css

47 ms

genericons.css

genericons.css

385 ms

font-awesome.min.css

font-awesome.min.css

293 ms

animate.css

animate.css

290 ms

tooltipster.css

tooltipster.css

301 ms

magnific-popup.css

magnific-popup.css

394 ms

ispirit-fx.css

ispirit-fx.css

388 ms

nx-slider-style.css

nx-slider-style.css

385 ms

jquery.sidr.dark.css

jquery.sidr.dark.css

389 ms

style.css

style.css

494 ms

custom-style.css

custom-style.css

482 ms

style.css

style.css

484 ms

themify-icons.min.css

themify-icons.min.css

488 ms

dflip.min.css

dflip.min.css

486 ms

jquery.fancybox.min.css

jquery.fancybox.min.css

491 ms

front.min.css

front.min.css

579 ms

css

css

41 ms

jquery.min.js

jquery.min.js

770 ms

jquery-migrate.min.js

jquery-migrate.min.js

586 ms

script.js

script.js

591 ms

js

js

81 ms

other-shortcodes.css

other-shortcodes.css

905 ms

owl-carousel.css

owl-carousel.css

907 ms

owl-carousel-transitions.css

owl-carousel-transitions.css

674 ms

box-shortcodes.css

box-shortcodes.css

680 ms

blog-shortcodes.css

blog-shortcodes.css

690 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

1773 ms

js.cookie.min.js

js.cookie.min.js

890 ms

woocommerce.min.js

woocommerce.min.js

1807 ms

jquery.cookie.min.js

jquery.cookie.min.js

904 ms

Cart.min.js

Cart.min.js

905 ms

imagesloaded.min.js

imagesloaded.min.js

1005 ms

masonry.min.js

masonry.min.js

1090 ms

jquery.masonry.min.js

jquery.masonry.min.js

1003 ms

modernizr.custom.js

modernizr.custom.js

1003 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

1001 ms

jquery.tooltipster.min.js

jquery.tooltipster.min.js

903 ms

jquery.lavalamp.min.js

jquery.lavalamp.min.js

815 ms

jquery.inview.min.js

jquery.inview.min.js

910 ms

isotope.pkgd.min.js

isotope.pkgd.min.js

914 ms

jquery.waypoints.min.js

jquery.waypoints.min.js

911 ms

owl.carousel.min.js

owl.carousel.min.js

911 ms

magnific-popup.js

magnific-popup.js

920 ms

jquery.sidr.min.js

jquery.sidr.min.js

918 ms

jquery.touchSwipe.min.js

jquery.touchSwipe.min.js

919 ms

functions.js

functions.js

919 ms

sf.js

sf.js

1009 ms

sf_selective.js

sf_selective.js

921 ms

dflip.min.js

dflip.min.js

1108 ms

jquery.fancybox.min.js

jquery.fancybox.min.js

919 ms

front.min.js

front.min.js

1013 ms

other-shortcodes.js

other-shortcodes.js

1011 ms

embed

embed

271 ms

logo_tremis.png

logo_tremis.png

697 ms

Main_slider_en.jpg

Main_slider_en.jpg

984 ms

VANOCNI-PRANI-ENG-2023-300x180.jpg

VANOCNI-PRANI-ENG-2023-300x180.jpg

1354 ms

katalog-obr12-300x180.png

katalog-obr12-300x180.png

795 ms

IMG_4887on-2-300x180.jpg

IMG_4887on-2-300x180.jpg

881 ms

IMG_51691-3-300x180.jpg

IMG_51691-3-300x180.jpg

1902 ms

svorky-main_1-600x600.jpg

svorky-main_1-600x600.jpg

979 ms

podpery-main-600x600.jpg

podpery-main-600x600.jpg

1088 ms

drzaky-main-600x600.jpg

drzaky-main-600x600.jpg

1089 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

62 ms

KFOmCnqEu92Fr1Mu7GxP.ttf

KFOmCnqEu92Fr1Mu7GxP.ttf

71 ms

KFOlCnqEu92Fr1MmSU5fChc9.ttf

KFOlCnqEu92Fr1MmSU5fChc9.ttf

103 ms

KFOlCnqEu92Fr1MmWUlfChc9.ttf

KFOlCnqEu92Fr1MmWUlfChc9.ttf

104 ms

AAJ42mNgYGBkAIIztovOg+jz1w7shtEAVsEIvAAA

AAJ42mNgYGBkAIIztovOg+jz1w7shtEAVsEIvAAA

13 ms

Genericons.svg

Genericons.svg

1118 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1190 ms

oddalene-hromosvody-main_1-600x600.jpg

oddalene-hromosvody-main_1-600x600.jpg

1068 ms

drat-main-600x600.jpg

drat-main-600x600.jpg

1109 ms

ostatni-main_1-600x600.jpg

ostatni-main_1-600x600.jpg

1068 ms

Catalog1_en.jpg

Catalog1_en.jpg

1078 ms

TUV-SUD_n.png

TUV-SUD_n.png

1081 ms

js

js

33 ms

homepage-banner-bg4.png

homepage-banner-bg4.png

1078 ms

blog-overlay-bg-1200x600.png

blog-overlay-bg-1200x600.png

1090 ms

geometry.js

geometry.js

3 ms

search.js

search.js

9 ms

main.js

main.js

16 ms

898 ms

woocommerce-smallscreen.css

woocommerce-smallscreen.css

108 ms

Accessibility Review

tremis.cz accessibility score

88

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.

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

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

tremis.cz best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tremis.cz SEO score

100

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

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 Tremis.cz 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 Tremis.cz 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

tremis.cz

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