4.4 sec in total
315 ms
3.8 sec
266 ms
Welcome to colsman.de homepage info - get ready to check Colsman best content right away, or after learning these important things about colsman.de
Technische Textilien, Futterstoffe, Kettherstellung in Lohnfertigung: Als Hersteller von technischen Geweben und Futterstoffen ist Gebr. Colsman anerkannter Partner von Industrie und Handel
Visit colsman.deWe analyzed Colsman.de page load time and found that the first response time was 315 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster. This domain responded with an error, which can significantly jeopardize Colsman.de rating and web reputation
colsman.de performance score
name
value
score
weighting
Value6.0 s
4/100
10%
Value8.2 s
2/100
25%
Value9.5 s
11/100
10%
Value970 ms
28/100
30%
Value0.034
100/100
15%
Value7.8 s
45/100
10%
315 ms
471 ms
117 ms
207 ms
211 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that 88% of them (37 requests) were addressed to the original Colsman.de, 10% (4 requests) were made to Fonts.gstatic.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Colsman.de.
Page size can be reduced by 574.1 kB (36%)
1.6 MB
1.0 MB
In fact, the total size of Colsman.de main page is 1.6 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. 35% of websites need less resources to load. Images take 925.9 kB which makes up the majority of the site volume.
Potential reduce by 21.0 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 21.0 kB or 80% of the original size.
Potential reduce by 22.3 kB
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. Colsman images are well optimized though.
Potential reduce by 494.4 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 494.4 kB or 82% of the original size.
Potential reduce by 36.4 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. Colsman.de needs all CSS files to be minified and compressed as it can save up to 36.4 kB or 80% of the original size.
Number of requests can be reduced by 9 (26%)
34
25
The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Colsman. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
colsman.de
315 ms
www.colsman.de
471 ms
merged-b5d75e4b1d34dc66aad1dfdf2e84f952.css
117 ms
jquery.fancybox.css
207 ms
main.css
211 ms
flexslider.css
208 ms
jquery.bxslider.css
669 ms
merged-9d7c33a4dfba8c8c8a6f45aa581016ce-2bf344595cf26f469b99e97a30f96ac5.js
2202 ms
merged-3a242161f9d4a90d24c38ab09d6dee0e-a88184fe6965760844f9a441df2a09db.js
212 ms
jquery.bxslider.min.js
302 ms
kupix.js
303 ms
merged-60f53fb8e9e239cd2ee1a5a8282e714f-986a25da3c9afc501feb7bc2198c4ccd.js
419 ms
css
24 ms
bg_pattern_weiss.png
105 ms
bg_pattern_blue.png
104 ms
list.png
98 ms
naht_oben.png
104 ms
colslogo.png
106 ms
technische-textilien-futterstoffe-kettherstellung.jpg
203 ms
futterstoffe-hersteller.jpg
484 ms
technische-textilien.jpg
402 ms
kettherstellung.jpg
511 ms
futterstoff-venezia.jpg
407 ms
futterstoff-elastoson.jpg
506 ms
technische-textilien.jpg
305 ms
bg-h2-w.png
412 ms
button_blau.png
501 ms
futterstoffe.jpg
509 ms
kettherstellung.jpg
615 ms
naht_unten.png
579 ms
bg-h2-b.png
600 ms
button_pfeil_footer.png
605 ms
iso-9001-de.png
611 ms
iso-50001-de.png
609 ms
phone_white.png
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fax_white.png
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letter_white.png
711 ms
bx_loader.gif
644 ms
FUDHvzEKSJww3kCxuiAo2A.ttf
32 ms
0XxGQsSc1g4rdRdjJKZrNC3USBnSvpkopQaUR-2r7iU.ttf
47 ms
QABk9IxT-LFTJ_dQzv7xpJ0EAVxt0G0biEntp43Qt6E.ttf
63 ms
EgBlzoNBIHxNPCMwXaAhYPesZW2xOQ-xsNqO47m55DA.ttf
66 ms
colsman.de accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
colsman.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
colsman.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Colsman.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 Colsman.de 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.
colsman.de
Open Graph description is not detected on the main page of Colsman. 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: