11.4 sec in total
422 ms
10.6 sec
357 ms
Click here to check amazing Tandem Hamburg content for Germany. Otherwise, check out these important facts you probably never knew about tandem-hamburg.de
Deutschkurse Hamburg, Englischkurse und weitere Fremdsprachen auf den Niveaustufen A1, A2, B1, B2, C1 in kleinen Gruppen in Präsenz oder online
Visit tandem-hamburg.deWe analyzed Tandem-hamburg.de page load time and found that the first response time was 422 ms and then it took 10.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
tandem-hamburg.de performance score
name
value
score
weighting
Value4.5 s
15/100
10%
Value24.7 s
0/100
25%
Value8.4 s
19/100
10%
Value210 ms
88/100
30%
Value0.054
98/100
15%
Value12.5 s
14/100
10%
422 ms
1035 ms
588 ms
296 ms
2881 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Tandem-hamburg.de, 49% (34 requests) were made to Hamburg-tandem.de and 29% (20 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (6.5 sec) relates to the external source Hamburg-tandem.de.
Page size can be reduced by 156.0 kB (15%)
1.0 MB
867.8 kB
In fact, the total size of Tandem-hamburg.de main page is 1.0 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 818.4 kB which makes up the majority of the site volume.
Potential reduce by 19.2 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 19.2 kB or 77% of the original size.
Potential reduce by 14.1 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. Tandem Hamburg images are well optimized though.
Potential reduce by 97.6 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 97.6 kB or 64% of the original size.
Potential reduce by 25.1 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. Tandem-hamburg.de needs all CSS files to be minified and compressed as it can save up to 25.1 kB or 87% of the original size.
Number of requests can be reduced by 28 (43%)
65
37
The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tandem Hamburg. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
tandem-hamburg.de
422 ms
www.hamburg-tandem.de
1035 ms
screen.css
588 ms
fontstylesheet.css
296 ms
jquery-1.8.js
2881 ms
tandemhamburg.js
329 ms
stripe-body-bg.png
272 ms
navLister.png
295 ms
logo-tandemHamburg.png
295 ms
moewen.jpg
580 ms
bg_wrapper.png
341 ms
dreieck-unten.png
341 ms
facebook.png
566 ms
skype.png
564 ms
LogoHZASGBIII_sm.jpg
1715 ms
online-buchen.png
756 ms
bildungspraemie_sm.jpg
756 ms
abendkurs_DaF.jpg
2127 ms
bg-schiff.png
1758 ms
attentive.jpg
4800 ms
london.jpg
3219 ms
eurogate.jpg
3637 ms
Tandem-Logo-Farbe.jpg
5125 ms
testdaflogo.jpg
3584 ms
TELC-logo.gif
2536 ms
widaf_sm.jpg
2985 ms
pruefsiegel_klein.gif
3295 ms
TI_Qseal.gif
3536 ms
logo_TF.jpg
3707 ms
csn-logo.jpg
3837 ms
lcn_award.gif
4338 ms
logo_LBookings2014.jpg
4893 ms
widgets.js
92 ms
SourceSansPro-Regular-webfont.woff
6454 ms
SourceSansPro-Semibold-webfont.woff
6069 ms
piwik.js
1655 ms
logo-tandemHamburg-klein.png
4565 ms
likebox.php
232 ms
button.0308b81ff1714e446f674b5b9793f2cd.js
122 ms
follow_button.b9740740e0bcf9b0657c5b11bd4388da.de.html
49 ms
McLpmVM3wCm.css
184 ms
VH4VPudaxfN.css
227 ms
6JjmkAGJU83.css
269 ms
q68gy-v_YMF.js
381 ms
FJmpeSpHpjS.js
404 ms
0wM5s1Khldu.js
304 ms
1bNoFZUdlYZ.js
306 ms
OloiM1PZafe.js
306 ms
LTv6ZK-5zxz.js
428 ms
1FCa-btixu2.js
421 ms
Oagsvfb4VWi.js
420 ms
pObvZSrFc_4.js
421 ms
HgJbVwzBr8E.js
422 ms
H3EKDTObx05.js
422 ms
OZFAYTv-ZUg.js
422 ms
jot
87 ms
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256 ms
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293 ms
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387 ms
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455 ms
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371 ms
12801165_805943016200017_3181834704373975298_n.jpg
372 ms
12814219_10205905933027069_258624311323356594_n.jpg
431 ms
11168921_963535330334242_221185979182064609_n.jpg
418 ms
wL6VQj7Ab77.png
116 ms
s7jcwEQH7Sx.png
115 ms
gxbPuQdXIZP.png
44 ms
I6-MnjEovm5.js
64 ms
pQrUxxo5oQp.js
79 ms
tandem-hamburg.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.
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
ARIA IDs are not unique
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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
tandem-hamburg.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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
tandem-hamburg.de SEO score
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
Document uses legible font sizes
Tap targets are not sized appropriately
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tandem-hamburg.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 Tandem-hamburg.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.
tandem-hamburg.de
Open Graph description is not detected on the main page of Tandem Hamburg. 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: