Tools & Wizards About Us
angelikalanger.com screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

angelikalanger.com

AngelikaLanger.com - Angelika Langer's Home Page - Angelika Langer Training/Consulting

Page Load Speed

1.2 sec in total

First Response

286 ms

Resources Loaded

798 ms

Page Rendered

131 ms

angelikalanger.com screenshot

About Website

Visit angelikalanger.com now to see the best up-to-date Angelika Langer content for Germany and also check out these interesting facts you probably never knew about angelikalanger.com

I offer advanced Java & C++ training with focus on Java performance and concurrent programming in Java. I am author of the authoritative Java Generics FAQs and a Lambda/Streams Tutorial & Reference an...

Visit angelikalanger.com

Key Findings

We analyzed Angelikalanger.com page load time and found that the first response time was 286 ms and then it took 929 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

angelikalanger.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.7 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.7 s

100/100

25%

SI (Speed Index)

Value0.7 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.7 s

100/100

10%

Network Requests Diagram

angelikalanger.com

286 ms

twitter.png

285 ms

button-courses.jpg

430 ms

button-talks.jpg

514 ms

button-articles.jpg

513 ms

Our browser made a total of 11 requests to load all elements on the main page. We found that all of those requests were addressed to Angelikalanger.com and no external sources were called. The less responsive or slowest element that took the longest time to load (514 ms) belongs to the original domain Angelikalanger.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 36.5 kB (11%)

Content Size

323.5 kB

After Optimization

287.1 kB

  • HTML
  • Images

In fact, the total size of Angelikalanger.com main page is 323.5 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. Only 10% of websites need less resources to load. Images take 312.3 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 8.7 kB

  • Original 11.3 kB
  • After minification 11.0 kB
  • After compression 2.6 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 8.7 kB or 77% of the original size.

Image Optimization

-9%

Potential reduce by 27.7 kB

  • Original 312.3 kB
  • After minification 284.5 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. Angelika Langer images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

10

After Optimization

10

  • Images

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Angelika Langer. According to our analytics all requests are already optimized.

Network Requests Diagram

angelikalanger.com

angelikalanger.com

286 ms

twitter.png

twitter.png

285 ms

button-courses.jpg

button-courses.jpg

430 ms

button-talks.jpg

button-talks.jpg

514 ms

button-articles.jpg

button-articles.jpg

513 ms

bar.gif

bar.gif

175 ms

angelika-cpp.jpg

angelika-cpp.jpg

174 ms

download.gif

download.gif

174 ms

bluebullet.gif

bluebullet.gif

266 ms

lanyrd.jpg

lanyrd.jpg

280 ms

linkedin.png

linkedin.png

279 ms

Accessibility Review

angelikalanger.com accessibility score

61

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

angelikalanger.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

SEO Factors

angelikalanger.com SEO score

58

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Angelikalanger.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Angelikalanger.com main page’s claimed encoding is windows-1252. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

angelikalanger.com

Open Graph description is not detected on the main page of Angelika Langer. 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: