Tools & Wizards About Us
af.onduline.com screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

af.onduline.com

Onduline: roofing, facade & waterproofing systems

Page Load Speed

4 sec in total

First Response

389 ms

Resources Loaded

2.9 sec

Page Rendered

684 ms

af.onduline.com screenshot

About Website

Visit af.onduline.com now to see the best up-to-date Af Onduline content for Turkey and also check out these interesting facts you probably never knew about af.onduline.com

Onduline, the expert supplier, has been designing innovative systems for roof and waterproofing for over 70 years. Discover solutions for every need: polycarbonate panels, bituminous shingles, bitumin...

Visit af.onduline.com

Key Findings

We analyzed Af.onduline.com page load time and found that the first response time was 389 ms and then it took 3.6 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

af.onduline.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value9.3 s

1/100

25%

SI (Speed Index)

Value5.5 s

54/100

10%

TBT (Total Blocking Time)

Value410 ms

67/100

30%

CLS (Cumulative Layout Shift)

Value0.866

4/100

15%

TTI (Time to Interactive)

Value7.8 s

45/100

10%

Network Requests Diagram

af.onduline.com

389 ms

homeowner

340 ms

gtm.js

42 ms

css_HVt1hbFjdNBeRq9G_B4V-9LFcVVUemJcHhyaN25bjeY.css

14 ms

css_NLhzd4qvxl3vmWNLv9T7bGMwRx741i8yVWshbj08x-g.css

621 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 98% of them (50 requests) were addressed to the original Af.onduline.com, 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Af.onduline.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 174.8 kB (10%)

Content Size

1.7 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Af.onduline.com main page is 1.7 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 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 173.7 kB

  • Original 195.1 kB
  • After minification 155.7 kB
  • After compression 21.3 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 39.4 kB, which is 20% 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 173.7 kB or 89% of the original size.

Image Optimization

-0%

Potential reduce by 690 B

  • Original 1.3 MB
  • After minification 1.3 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. Af Onduline images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 12 B

  • Original 145.0 kB
  • After minification 145.0 kB
  • After compression 145.0 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

-3%

Potential reduce by 369 B

  • Original 12.6 kB
  • After minification 12.5 kB
  • After compression 12.2 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. Af.onduline.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (24%)

Requests Now

45

After Optimization

34

  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Af Onduline. 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 CSS and as a result speed up the page load time.

Network Requests Diagram

af.onduline.com

af.onduline.com

389 ms

homeowner

homeowner

340 ms

gtm.js

gtm.js

42 ms

css_HVt1hbFjdNBeRq9G_B4V-9LFcVVUemJcHhyaN25bjeY.css

css_HVt1hbFjdNBeRq9G_B4V-9LFcVVUemJcHhyaN25bjeY.css

14 ms

css_NLhzd4qvxl3vmWNLv9T7bGMwRx741i8yVWshbj08x-g.css

css_NLhzd4qvxl3vmWNLv9T7bGMwRx741i8yVWshbj08x-g.css

621 ms

css_D-keAFoSgNWGDlHdZx3hQDJx25yGiwfmhIjzkEWdmbQ.css

css_D-keAFoSgNWGDlHdZx3hQDJx25yGiwfmhIjzkEWdmbQ.css

256 ms

js_yLIldUQsrhwh9xuEZbauNMeYX0b9FsELVdryPRebyx8.js

js_yLIldUQsrhwh9xuEZbauNMeYX0b9FsELVdryPRebyx8.js

569 ms

logo.svg

logo.svg

140 ms

5805e4587030195099d7.svg

5805e4587030195099d7.svg

248 ms

6172b77400ee721920de.svg

6172b77400ee721920de.svg

251 ms

35a22b5adb87d8432500.svg

35a22b5adb87d8432500.svg

248 ms

onduline_sol_banner_gorsel_0.jpg

onduline_sol_banner_gorsel_0.jpg

384 ms

onduline_africa_waterproofing_membranes.jpg

onduline_africa_waterproofing_membranes.jpg

471 ms

f39f26db0b9003bb3f31.svg

f39f26db0b9003bb3f31.svg

140 ms

onduline_afrika_onduvilla_banner_1.jpg

onduline_afrika_onduvilla_banner_1.jpg

141 ms

high-quality.svg

high-quality.svg

198 ms

professional-quality.svg

professional-quality.svg

199 ms

eco_responsible.svg

eco_responsible.svg

200 ms

carte-diy_0.jpg

carte-diy_0.jpg

202 ms

zigana_tile_video_main.png

zigana_tile_video_main.png

203 ms

onduline_africa_onduvilla_main_image_2.jpg

onduline_africa_onduvilla_main_image_2.jpg

203 ms

bardoline_maintanence_end.jpg

bardoline_maintanence_end.jpg

229 ms

onduline-classic-8553_0.jpg

onduline-classic-8553_0.jpg

230 ms

onduline_zigana_1.png

onduline_zigana_1.png

230 ms

bituline_temel_yalitim_2_0.jpg

bituline_temel_yalitim_2_0.jpg

233 ms

fondaline-house-foundations_1.jpg

fondaline-house-foundations_1.jpg

243 ms

jardin-ouvrier-annecy-1.jpg

jardin-ouvrier-annecy-1.jpg

254 ms

onduclair-pc-pool.jpg

onduclair-pc-pool.jpg

569 ms

bituline-tr-yedikule.jpg

bituline-tr-yedikule.jpg

604 ms

onduline_africa_onduvilla_main_image_2.jpg

onduline_africa_onduvilla_main_image_2.jpg

572 ms

zigana_tile_video_main.png

zigana_tile_video_main.png

262 ms

onduline-classic-8553_0.jpg

onduline-classic-8553_0.jpg

280 ms

bardoline_maintanence_end.jpg

bardoline_maintanence_end.jpg

290 ms

bituline-tr-yedikule.jpg

bituline-tr-yedikule.jpg

299 ms

onduvilla_grey_onduline_africa_roof_4.jpg

onduvilla_grey_onduline_africa_roof_4.jpg

309 ms

onduline_hr_roofing_sheet_main_1.jpg

onduline_hr_roofing_sheet_main_1.jpg

318 ms

zigana_tile_onduline_africa_roof_2.jpg

zigana_tile_onduline_africa_roof_2.jpg

333 ms

bituline_resista_onduline_africa_1.jpg

bituline_resista_onduline_africa_1.jpg

344 ms

bardoline_onduline_africa_shingle_roofing_1.jpg

bardoline_onduline_africa_shingle_roofing_1.jpg

739 ms

fondaline_onduline_africa_waterproofing_1.jpg

fondaline_onduline_africa_waterproofing_1.jpg

744 ms

f919d62b8dd63aae9a7c.svg

f919d62b8dd63aae9a7c.svg

715 ms

calque-1_2.jpg

calque-1_2.jpg

1019 ms

5313181c4d6b2dd3f573.svg

5313181c4d6b2dd3f573.svg

725 ms

9a898b4c5f67effe33ec.woff

9a898b4c5f67effe33ec.woff

786 ms

efb447cee28651d30704.woff

efb447cee28651d30704.woff

901 ms

70164451de442ef58016.woff

70164451de442ef58016.woff

978 ms

4e2be2493e6b196c4f4d.woff

4e2be2493e6b196c4f4d.woff

942 ms

7e1f74ea858aba6c28c0.svg

7e1f74ea858aba6c28c0.svg

886 ms

menu-expanded.png

menu-expanded.png

974 ms

96489c626309fa81c19d.svg

96489c626309fa81c19d.svg

1046 ms

css_Ttj-GUPmbAmu0GGNh9i51qCcTVDh6N1509Nz3efrvD8.css

css_Ttj-GUPmbAmu0GGNh9i51qCcTVDh6N1509Nz3efrvD8.css

11 ms

Accessibility Review

af.onduline.com accessibility score

90

Accessibility Issues

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 input fields do not have accessible names

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

Links do not have a discernible name

Best Practices

af.onduline.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

af.onduline.com SEO score

93

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

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 Af.onduline.com 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 Af.onduline.com 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

af.onduline.com

Open Graph description is not detected on the main page of Af Onduline. 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: