111.7 sec in total
616 ms
46.9 sec
64.2 sec
Click here to check amazing Osman Cologne content for Germany. Otherwise, check out these important facts you probably never knew about osman-cologne.de
Internationale Spitzen-Küche in 110m Höhe, ein spektakulärer Ausblick auf Dom und Fernsehturm und die höchste Restaurant-Terrasse in Köln!
Visit osman-cologne.deWe analyzed Osman-cologne.de page load time and found that the first response time was 616 ms and then it took 111.1 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
osman-cologne.de performance score
name
value
score
weighting
Value3.1 s
47/100
10%
Value3.9 s
53/100
25%
Value4.4 s
74/100
10%
Value60 ms
100/100
30%
Value0.011
100/100
15%
Value3.2 s
95/100
10%
616 ms
1563 ms
622 ms
1303 ms
1612 ms
Our browser made a total of 64 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Osman-cologne.de, 92% (59 requests) were made to Osman30.de and 3% (2 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (12.1 sec) relates to the external source Osman30.de.
Page size can be reduced by 393.0 kB (14%)
2.8 MB
2.4 MB
In fact, the total size of Osman-cologne.de main page is 2.8 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.3 MB which makes up the majority of the site volume.
Potential reduce by 393.0 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 393.0 kB or 84% of the original size.
Potential reduce by 8 B
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. Osman Cologne images are well optimized though.
Potential reduce by 52 B
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.
Number of requests can be reduced by 39 (67%)
58
19
The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Osman Cologne. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 to 1 for JavaScripts and as a result speed up the page load time.
osman-cologne.de
616 ms
osman30.de
1563 ms
jquery.min.js
622 ms
jquery-migrate.min.js
1303 ms
track-the-click-public.js
1612 ms
script.min.js
2168 ms
rtbs.min.js
1509 ms
mailin-front.js
1403 ms
index.js
2607 ms
wpcf7r-fe.js
1193 ms
frontend.min.js
2513 ms
regenerator-runtime.min.js
2511 ms
wp-polyfill.min.js
2512 ms
index.js
2512 ms
codedropz-uploader-min.js
2510 ms
dnd-upload-cf7.js
9249 ms
autosize.min.js
9249 ms
cf7-material-design-bundle.js
11877 ms
scripts.js
9246 ms
api.js
11877 ms
index.js
9248 ms
complianz.min.js
9245 ms
fresco.js
12017 ms
lity.min.js
11877 ms
js_composer_front.min.js
11878 ms
SplitText.min.js
11878 ms
vivus.min.js
11878 ms
flickity.pkgd.min.js
11878 ms
flickity-fade.min.js
12016 ms
StackBlur.js
12017 ms
js
11872 ms
public.334a12f0.js
12131 ms
bootstrap.min.js
12129 ms
intersection-observer.js
12016 ms
imagesloaded.min.js
11981 ms
jquery-ui.min.js
12097 ms
anime.min.js
11982 ms
ScrollMagic.min.js
11984 ms
fontfaceobserver.js
12093 ms
lazyload.min.js
12093 ms
tinycolor-min.js
11414 ms
theme.min.js
11421 ms
Logo-osman30-koeln.png
10756 ms
Osman30-Logo-white.png
10882 ms
Logo-Osman30-koeln-top-of-cologne.png
10882 ms
Asset-19@2x.png
11005 ms
Bildschirmfoto-2021-09-16-um-12.21.10.jpg
3423 ms
Bildschirmfoto-2021-09-23-um-09.12.34.jpg
3422 ms
Bildschirmfoto-2021-09-22-um-10.50.42.jpg
3423 ms
veranstaltungsraum-partyraum-eventlocation-mit-ausblick-domblick-koeln-osman30.jpg
3546 ms
Osman-30-restaurant-domblick-koeln-mediapark.jpg
3704 ms
Bildschirmfoto-2021-09-16-um-09.45.45.jpg
3544 ms
panorama-restaurant-bar-koeln-osman30-domblick-ausblick-dinner-lunch-mittagessen-abendessen-brunch-romantisch-essen.jpg
3479 ms
restaurant-mit-ausblick-terrasse-panoramaterrasse-domblick-koeln-gourmet-sternerestaurant-gute-kueche-rennomierte-sternekoch-osman30-mediapark.jpg
3381 ms
bestes-panorama-gourmet-restaurant-mit-domblick-koeln-schoenster-ausblick-mit-terrasse-koelner-bar-osman30-mediapark-cologne.jpg
3536 ms
josefin-sans-normal-600.woff
3198 ms
josefin-sans-normal-700.woff
3225 ms
fa-solid-900.woff
3225 ms
fa-regular-400.woff
3225 ms
restaurant-gutschein-koeln-domblick-panorama-coupon.jpg
2306 ms
firmen-events-koeln-domblick-panorama-ausblick-bester-veranstaltungsraum-koeln-produkt-praesentation-osman30.jpg
9113 ms
osman30-hochzeits-location-traumhochzeit-hochzeit-koeln-veranstaltungsraum-verlobung-heiratsantrag-domblick-heiraten-ausblick-panorama-terrasse-verlobung-trauung-verlobung.jpg
1330 ms
Bildschirmfoto-2022-04-09-um-17.33.15.jpg
1332 ms
gen_204
100 ms
osman-cologne.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.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<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
Image elements do not have [alt] attributes
Links do not have a discernible name
osman-cologne.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
osman-cologne.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Osman-cologne.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 Osman-cologne.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.
osman-cologne.de
Open Graph data is detected on the main page of Osman Cologne. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: