Tools & Wizards About Us
serwiskop.pl screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 72

    SEO

    Google-friendlier than
    31% of websites

serwiskop.pl

SPARE PARTS - JCB, CATERPILLAR, VOLVO, CASE, KOMATSU - SERWIS-KOP

Page Load Speed

5.7 sec in total

First Response

344 ms

Resources Loaded

5 sec

Page Rendered

344 ms

serwiskop.pl screenshot

About Website

Visit serwiskop.pl now to see the best up-to-date SERWIS KOP content and also check out these interesting facts you probably never knew about serwiskop.pl

Spare parts for construction machinery - JCB / CATERPILLAR / VOLVO / NEW HOLLAND / CASE / KOMATSU

Visit serwiskop.pl

Key Findings

We analyzed Serwiskop.pl page load time and found that the first response time was 344 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

serwiskop.pl performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value15.2 s

0/100

25%

SI (Speed Index)

Value24.2 s

0/100

10%

TBT (Total Blocking Time)

Value11,940 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.051

99/100

15%

TTI (Time to Interactive)

Value32.6 s

0/100

10%

Network Requests Diagram

serwiskop.pl

344 ms

659 ms

v_55_2f48926c434f2b8cb3f7d5f8f5ead221_all.css

438 ms

jquery.fancybox.css

224 ms

home-photo-o-firmie.jpg

346 ms

Our browser made a total of 94 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Serwiskop.pl, 47% (44 requests) were made to Serwis-kop.pl and 14% (13 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (2.7 sec) relates to the external source Serwis-kop.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 795.4 kB (32%)

Content Size

2.5 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Serwiskop.pl main page is 2.5 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. 55% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 35.1 kB

  • Original 47.2 kB
  • After minification 47.2 kB
  • After compression 12.1 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 35.1 kB or 74% of the original size.

Image Optimization

-3%

Potential reduce by 41.1 kB

  • Original 1.4 MB
  • After minification 1.4 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. SERWIS KOP images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 719.2 kB

  • Original 1.0 MB
  • After minification 1.0 MB
  • After compression 330.8 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 719.2 kB or 68% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (39%)

Requests Now

84

After Optimization

51

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SERWIS KOP. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

serwiskop.pl

serwiskop.pl

344 ms

659 ms

v_55_2f48926c434f2b8cb3f7d5f8f5ead221_all.css

v_55_2f48926c434f2b8cb3f7d5f8f5ead221_all.css

438 ms

jquery.fancybox.css

jquery.fancybox.css

224 ms

home-photo-o-firmie.jpg

home-photo-o-firmie.jpg

346 ms

status.asp

status.asp

492 ms

embed

embed

168 ms

v_36_a32a9fdae4210d4bbcbf695fe297f245.js

v_36_a32a9fdae4210d4bbcbf695fe297f245.js

621 ms

jquery.fancybox.js

jquery.fancybox.js

282 ms

cookies.js

cookies.js

282 ms

serwis-kop-logo-1424348074.png

serwis-kop-logo-1424348074.png

356 ms

12.jpg

12.jpg

370 ms

1.jpg

1.jpg

365 ms

13.jpg

13.jpg

365 ms

14.jpg

14.jpg

489 ms

15.jpg

15.jpg

618 ms

16.jpg

16.jpg

490 ms

17.jpg

17.jpg

490 ms

18.jpg

18.jpg

616 ms

resize_baner-topdoedytowaniabeztlaANIELSKI.png

resize_baner-topdoedytowaniabeztlaANIELSKI.png

2300 ms

handel-en.jpg

handel-en.jpg

791 ms

PCK-en.jpg

PCK-en.jpg

791 ms

unicef-en.jpg

unicef-en.jpg

792 ms

rzetelna-en.jpg

rzetelna-en.jpg

793 ms

gazele2-en.jpg

gazele2-en.jpg

794 ms

efp2015.png

efp2015.png

844 ms

jcb-logo.png

jcb-logo.png

900 ms

cat-logo.png

cat-logo.png

898 ms

volvo-logo.jpg

volvo-logo.jpg

1025 ms

others-logo.png

others-logo.png

928 ms

thumb_25.png

thumb_25.png

1125 ms

thumb_26.png

thumb_26.png

1063 ms

thumb_27.png

thumb_27.png

1257 ms

resize_nagroda.png

resize_nagroda.png

1198 ms

home-rzetelna-firma-btn.png

home-rzetelna-firma-btn.png

397 ms

mzl-vjriplzn11.png

mzl-vjriplzn11.png

277 ms

payments.png

payments.png

275 ms

dhl.png

dhl.png

276 ms

status.asp

status.asp

482 ms

js

js

76 ms

init_embed.js

init_embed.js

38 ms

sprites032016_1.png

sprites032016_1.png

688 ms

home-menu-icon-hover.png

home-menu-icon-hover.png

713 ms

home-producenci-bg.png

home-producenci-bg.png

2749 ms

blocksocial.png

blocksocial.png

1537 ms

roboto-regular.woff

roboto-regular.woff

912 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1739 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1837 ms

common.js

common.js

34 ms

map.js

map.js

35 ms

google4.png

google4.png

91 ms

overlay.js

overlay.js

89 ms

util.js

util.js

210 ms

onion.js

onion.js

85 ms

search_impl.js

search_impl.js

85 ms

stats.js

stats.js

169 ms

StaticMapService.GetMapImage

StaticMapService.GetMapImage

178 ms

openhand_8_8.cur

openhand_8_8.cur

176 ms

analytics.js

analytics.js

135 ms

sdk.js

sdk.js

278 ms

www.serwis-kop.pl

www.serwis-kop.pl

1086 ms

index.php

index.php

1624 ms

ViewportInfoService.GetViewportInfo

ViewportInfoService.GetViewportInfo

53 ms

ViewportInfoService.GetViewportInfo

ViewportInfoService.GetViewportInfo

48 ms

kh

kh

105 ms

kh

kh

149 ms

transparent.png

transparent.png

61 ms

controls.js

controls.js

56 ms

ec.js

ec.js

37 ms

vt

vt

122 ms

vt

vt

118 ms

vt

vt

117 ms

vt

vt

117 ms

vt

vt

116 ms

vt

vt

119 ms

vt

vt

131 ms

vt

vt

158 ms

vt

vt

137 ms

collect

collect

55 ms

collect

collect

58 ms

css

css

113 ms

entity11.png

entity11.png

60 ms

mapcnt6.png

mapcnt6.png

45 ms

tmapctrl.png

tmapctrl.png

42 ms

collect

collect

79 ms

143 ms

xd_arbiter.php

xd_arbiter.php

227 ms

xd_arbiter.php

xd_arbiter.php

442 ms

ga-audiences

ga-audiences

26 ms

zN7GBFwfMP4uA6AR0HCoLQ.ttf

zN7GBFwfMP4uA6AR0HCoLQ.ttf

65 ms

RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf

RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf

78 ms

Hgo13k-tfSpn0qi1SFdUfaCWcynf_cDxXwCLxiixG1c.ttf

Hgo13k-tfSpn0qi1SFdUfaCWcynf_cDxXwCLxiixG1c.ttf

86 ms

d-6IYplOFocCacKzxwXSOKCWcynf_cDxXwCLxiixG1c.ttf

d-6IYplOFocCacKzxwXSOKCWcynf_cDxXwCLxiixG1c.ttf

102 ms

AuthenticationService.Authenticate

AuthenticationService.Authenticate

12 ms

Accessibility Review

serwiskop.pl accessibility score

79

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.

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 IDs are not unique

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

Image elements do not have [alt] attributes

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

serwiskop.pl best practices score

67

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

serwiskop.pl SEO score

72

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

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 Serwiskop.pl 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 Serwiskop.pl 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

serwiskop.pl

Open Graph description is not detected on the main page of SERWIS KOP. 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: