Tools & Wizards About Us
slipform.us screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

slipform.us

Vertical Concrete Slipform Construction - North America

Page Load Speed

4.2 sec in total

First Response

749 ms

Resources Loaded

3 sec

Page Rendered

413 ms

slipform.us screenshot

About Website

Visit slipform.us now to see the best up-to-date Slipform content and also check out these interesting facts you probably never knew about slipform.us

Gleitbau GmbH. Slipform contractor operating worldwide. Detailed information for vertical concrete slipform construction. Videos show advanced solutions.

Visit slipform.us

Key Findings

We analyzed Slipform.us page load time and found that the first response time was 749 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

slipform.us performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value13.3 s

0/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value200 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value0.049

99/100

15%

TTI (Time to Interactive)

Value6.8 s

56/100

10%

Network Requests Diagram

www.slipform.us

749 ms

js

65 ms

wp-emoji-release.min.js

63 ms

style.min.css

165 ms

style.css

168 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 77% of them (20 requests) were addressed to the original Slipform.us, 8% (2 requests) were made to Googletagmanager.com and 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (881 ms) belongs to the original domain Slipform.us.

Page Optimization Overview & Recommendations

Page size can be reduced by 850.7 kB (25%)

Content Size

3.4 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Slipform.us 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. 30% of websites need less resources to load. Images take 3.3 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 32.1 kB

  • Original 42.9 kB
  • After minification 42.1 kB
  • After compression 10.8 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 32.1 kB or 75% of the original size.

Image Optimization

-25%

Potential reduce by 817.3 kB

  • Original 3.3 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. Obviously, Slipform needs image optimization as it can save up to 817.3 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 107 B

  • Original 72.2 kB
  • After minification 72.2 kB
  • After compression 72.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-7%

Potential reduce by 1.2 kB

  • Original 16.6 kB
  • After minification 16.6 kB
  • After compression 15.4 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. Slipform.us has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 10 (42%)

Requests Now

24

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Slipform. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.slipform.us

www.slipform.us

749 ms

js

js

65 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

63 ms

style.min.css

style.min.css

165 ms

style.css

style.css

168 ms

red.css

red.css

170 ms

css

css

26 ms

jquery.min.js

jquery.min.js

174 ms

jquery-migrate.min.js

jquery-migrate.min.js

169 ms

frontend-gtag.min.js

frontend-gtag.min.js

168 ms

jquery.cycle.all.min.js

jquery.cycle.all.min.js

217 ms

js

js

41 ms

analytics.js

analytics.js

19 ms

collect

collect

26 ms

background.png

background.png

54 ms

header_bg.png

header_bg.png

56 ms

navi.png

navi.png

55 ms

cropped-ledvice.jpg

cropped-ledvice.jpg

106 ms

Cable-Car-Towers-02-1024x572.png

Cable-Car-Towers-02-1024x572.png

468 ms

gb14.png

gb14.png

210 ms

gb02.png

gb02.png

881 ms

gb10.png

gb10.png

521 ms

sidebar_bg.png

sidebar_bg.png

108 ms

Cover-Con-Grad-09-scaled-e1598123490591.jpg

Cover-Con-Grad-09-scaled-e1598123490591.jpg

158 ms

Gleitbau-Logo-True-371x170.jpg

Gleitbau-Logo-True-371x170.jpg

161 ms

HTxpL2g2KjCFj4x8WI6AnIHxGQ.ttf

HTxpL2g2KjCFj4x8WI6AnIHxGQ.ttf

18 ms

Accessibility Review

slipform.us accessibility score

82

Accessibility Issues

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

Best Practices

slipform.us 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

slipform.us SEO score

64

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

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 Slipform.us 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 Slipform.us 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

slipform.us

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