25.1 sec in total
305 ms
22.5 sec
2.3 sec
Visit o2.de now to see the best up-to-date O 2 content for Germany and also check out these interesting facts you probably never knew about o2.de
Dein Mobilfunkanbieter für ✓ günstige Handytarife ✓ Top-Smartphones ✓ Internet mobil & zu Hause ᐅ o2 Angebote entdecken.
Visit o2.deWe analyzed O2.de page load time and found that the first response time was 305 ms and then it took 24.8 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. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
o2.de performance score
name
value
score
weighting
Value5.4 s
7/100
10%
Value9.1 s
1/100
25%
Value14.7 s
1/100
10%
Value5,140 ms
0/100
30%
Value0.995
2/100
15%
Value17.6 s
4/100
10%
305 ms
642 ms
49 ms
86 ms
496 ms
Our browser made a total of 304 requests to load all elements on the main page. We found that 0% of them (1 request) were addressed to the original O2.de, 43% (132 requests) were made to Static2.o2.de and 9% (27 requests) were made to Static.o2.de. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source A.nexeps.com.
Page size can be reduced by 423.4 kB (69%)
613.2 kB
189.8 kB
In fact, the total size of O2.de main page is 613.2 kB. 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. Javascripts take 325.4 kB which makes up the majority of the site volume.
Potential reduce by 148.1 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 148.1 kB or 84% of the original size.
Potential reduce by 72.0 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. Obviously, O 2 needs image optimization as it can save up to 72.0 kB or 68% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 199.4 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 199.4 kB or 61% of the original size.
Potential reduce by 3.9 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. O2.de needs all CSS files to be minified and compressed as it can save up to 3.9 kB or 81% of the original size.
Number of requests can be reduced by 135 (48%)
283
148
The browser has sent 283 CSS, Javascripts, AJAX and image requests in order to completely render the main page of O 2. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and as a result speed up the page load time.
o2.de
305 ms
www.o2online.de
642 ms
gtm.js
49 ms
mmcore.js
86 ms
main.css
496 ms
home.css
300 ms
main.js
1515 ms
modernizr.2.8.3.min.js
303 ms
QzU1NVQx.js
13 ms
activityi;src=4757494;type=invmedia;cat=oi5t0mtx;ord=8983204879169;~oref=http%3A%2F%2Fwww.o2online.de%2F
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ntpagetag.js
220 ms
conversion.js
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connect.js
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o2-logo-bild.png
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apple-image.png
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samsung-image.png
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huawei-image.png
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bg-tabs-line.gif
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social-media-sprite-bild.png
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linkpfeilSprite.png
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sitemap-separator.png
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spr-ico-lnk.png
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analytics.js
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fbevents.js
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p-81KByVebUUew_.gif
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pixel
1042 ms
ck_tracker.php
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30236.min.js
706 ms
nr_v3.min.js
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4383336303236323131303.js
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ntpagetag.gif
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dc.js
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752 ms
frutiger-65bold.woff
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adex.js
805 ms
adv_m30002__21.html
736 ms
wbutton
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uz_til.js
516 ms
login-bar-content
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419 ms
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getConfig.json
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bg-sitemap.png
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lnk-sitemap.png
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ec.js
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__utm.gif
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collect
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__utm.gif
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ico-close.png
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Icon-loginBar.png
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vor-ort-installation-image.png
563 ms
dsl-hilfe-image.png
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dsl-optionen-image.png
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vdsl-dsl-image.png
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mobilfunk-teaser-bild.png
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ga-audiences
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rechnungen-teaser-bild.png
658 ms
pixel
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voc.js
82 ms
t.js
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pixel
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retarget
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forum-teaser-bild.png
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handy-und-tablets-teaser-bild.png
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prepaid-teaser-bild.png
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ia-pixel.php
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bnc.php
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c2.php
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1.gif
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analytic.js
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183 ms
o2-guru-teaser-image.png
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dsl-festnetz-teaser-image.png
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dsl-service-suite-image.png
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netz-livecheck-image.png
593 ms
o2-blog-image.png
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handy-hilfe-image.png
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dbtlib.js
199 ms
1x1.gif
96 ms
pixel
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connect.css
211 ms
handy-finder-image.png
819 ms
handy-einstellungen-image.png
820 ms
iui3
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angebote-vorteile-bild.png
819 ms
freunde-werben-image.png
819 ms
apps-und-services-image.png
819 ms
bestellstatus-image.png
820 ms
activityi;src=5289067;type=invmedia;cat=mn2v1inb;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=;ord=2582495806273.0728
74 ms
js
59 ms
148 ms
i.js
1375 ms
pixel
36 ms
sim-karte-aktivieren-image.png
730 ms
mein-o2-app-image.png
729 ms
email-web2sms-image.png
731 ms
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727 ms
icon-aol-image.png
1197 ms
o2more-bonus-image.png
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cm.gif
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114 ms
recommend
237 ms
recommend
242 ms
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59 ms
news-top-thema-image.png
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logobar-apple-icon-image.jpg
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92 ms
5123e327-ea60-440e-843a-bb4ab447238d.asm-custombanner-bundle-adserver-js.js
126 ms
5123e327-ea60-440e-843a-bb4ab447238d.asm-custombanner-bundle-adserver-js.js
392 ms
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gcm.php
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gcm.php
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awseurm.whisbi.com
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rating.png
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rating.png
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telefonica-logo-bild.png
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homepage-nk-schneller-surfen-an-mehr-orten-baby-image.jpg
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tap.php
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match.aspx
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info.php
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47 ms
o2.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.
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
o2.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
Missing source maps for large first-party JavaScript
o2.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
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
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise O2.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 O2.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.
o2.de
Open Graph data is detected on the main page of O 2. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: