Tools & Wizards About Us
kolb-verkehrsleitservice.de screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

kolb-verkehrsleitservice.de

Einrichtung von Halteverbotszonen und Parkverbotszonen und Absperrungen für Ihren Umzug

Page Load Speed

3 sec in total

First Response

293 ms

Resources Loaded

2.4 sec

Page Rendered

335 ms

kolb-verkehrsleitservice.de screenshot

About Website

Visit kolb-verkehrsleitservice.de now to see the best up-to-date Kolb Verkehrsleitservice content and also check out these interesting facts you probably never knew about kolb-verkehrsleitservice.de

Halteverbotszonen und Parkverbotszonen für Ihren Umzug! Bei uns mit Sofort-Preisanzeige für fast jeden Ort in Deutschland. Von der Beantragung der Halteverbotszonen, über die Aufstellung der Parkverbo...

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Key Findings

We analyzed Kolb-verkehrsleitservice.de page load time and found that the first response time was 293 ms and then it took 2.8 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

kolb-verkehrsleitservice.de performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value5.1 s

61/100

10%

TBT (Total Blocking Time)

Value230 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0.21

59/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

kolb-verkehrsleitservice.de

293 ms

halteverbot.de

402 ms

jquery-1.9.0.min.js

290 ms

jquery-migrate-1.2.1.js

271 ms

jquery.cycle.all.js

274 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Kolb-verkehrsleitservice.de, 97% (59 requests) were made to Halteverbot.de and 2% (1 request) were made to Hnr-kommunikation.de. The less responsive or slowest element that took the longest time to load (985 ms) relates to the external source Halteverbot.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 93.4 kB (4%)

Content Size

2.1 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Kolb-verkehrsleitservice.de main page is 2.1 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. 45% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 17.8 kB

  • Original 22.3 kB
  • After minification 21.5 kB
  • After compression 4.5 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 17.8 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 26.9 kB

  • Original 2.0 MB
  • After minification 2.0 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. Kolb Verkehrsleitservice images are well optimized though.

JavaScript Optimization

-47%

Potential reduce by 48.7 kB

  • Original 103.1 kB
  • After minification 102.8 kB
  • After compression 54.4 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 48.7 kB or 47% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (5%)

Requests Now

59

After Optimization

56

  • AJAX
  • Images
  • JavaScript

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kolb Verkehrsleitservice. 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 as a result speed up the page load time.

Network Requests Diagram

kolb-verkehrsleitservice.de

kolb-verkehrsleitservice.de

293 ms

halteverbot.de

halteverbot.de

402 ms

jquery-1.9.0.min.js

jquery-1.9.0.min.js

290 ms

jquery-migrate-1.2.1.js

jquery-migrate-1.2.1.js

271 ms

jquery.cycle.all.js

jquery.cycle.all.js

274 ms

auto.js

auto.js

309 ms

staetde_a_bis_z_3_clear.png

staetde_a_bis_z_3_clear.png

100 ms

staetde_a_bis_z_3_a.png

staetde_a_bis_z_3_a.png

98 ms

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staetde_a_bis_z_3_b.png

96 ms

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staetde_a_bis_z_3_c.png

105 ms

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staetde_a_bis_z_3_d.png

192 ms

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staetde_a_bis_z_3_e.png

193 ms

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staetde_a_bis_z_3_f.png

202 ms

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209 ms

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staetde_a_bis_z_3_h.png

271 ms

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staetde_a_bis_z_3_i.png

288 ms

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staetde_a_bis_z_3_j.png

298 ms

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staetde_a_bis_z_3_k.png

288 ms

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staetde_a_bis_z_3_l.png

301 ms

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staetde_a_bis_z_3_m.png

313 ms

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staetde_a_bis_z_3_n.png

365 ms

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staetde_a_bis_z_3_o.png

383 ms

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staetde_a_bis_z_3_p.png

384 ms

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staetde_a_bis_z_3_q.png

400 ms

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staetde_a_bis_z_3_r.png

400 ms

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staetde_a_bis_z_3_s.png

417 ms

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staetde_a_bis_z_3_t.png

461 ms

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staetde_a_bis_z_3_u.png

478 ms

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staetde_a_bis_z_3_v.png

477 ms

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staetde_a_bis_z_3_w.png

505 ms

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staetde_a_bis_z_3_x.png

500 ms

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staetde_a_bis_z_3_y.png

520 ms

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staetde_a_bis_z_3_z.png

558 ms

iframe_suche_2024.php

iframe_suche_2024.php

579 ms

c.php

c.php

390 ms

hi_grund_weiss.gif

hi_grund_weiss.gif

552 ms

header.png

header.png

581 ms

image_1_1.png

image_1_1.png

879 ms

image_1_2.png

image_1_2.png

985 ms

image_2_1stud.png

image_2_1stud.png

851 ms

image_2_2stud.png

image_2_2stud.png

820 ms

image_2_1.png

image_2_1.png

824 ms

image_2_2.png

image_2_2.png

773 ms

image_3_1.png

image_3_1.png

894 ms

image_3_2.png

image_3_2.png

930 ms

image_4_1.png

image_4_1.png

843 ms

image_4_2.png

image_4_2.png

868 ms

image_5_1.png

image_5_1.png

817 ms

image_5_2.png

image_5_2.png

845 ms

hvz_line_4.png

hvz_line_4.png

866 ms

hvz_line_5.png

hvz_line_5.png

882 ms

hvz_line_6.png

hvz_line_6.png

843 ms

hvz_line_7.png

hvz_line_7.png

826 ms

hvz_line_8.png

hvz_line_8.png

834 ms

hvz_line_9.png

hvz_line_9.png

837 ms

hvz_line_10.png

hvz_line_10.png

862 ms

footer.png

footer.png

877 ms

clear.gif

clear.gif

851 ms

iframe_back.png

iframe_back.png

640 ms

staedtesuche_pfeil.png

staedtesuche_pfeil.png

638 ms

symbol_lupe.png

symbol_lupe.png

647 ms

Accessibility Review

kolb-verkehrsleitservice.de accessibility score

75

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.

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

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

kolb-verkehrsleitservice.de 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

kolb-verkehrsleitservice.de SEO score

58

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

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kolb-verkehrsleitservice.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Kolb-verkehrsleitservice.de 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

kolb-verkehrsleitservice.de

Open Graph description is not detected on the main page of Kolb Verkehrsleitservice. 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: