Tools & Wizards About Us

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

blog.safog.com

BlogSchafftWissen - WissenSchaftsBlog » Wissensgebiete aus Wissenschaft, Technik und Kultur » Wissenschaft, Naturwissenschaft, Technik, Astronomie, Na...

Page Load Speed

9.3 sec in total

First Response

2.1 sec

Resources Loaded

6.5 sec

Page Rendered

782 ms

About Website

Click here to check amazing Blog Safog content. Otherwise, check out these important facts you probably never knew about blog.safog.com

Bäume und Windbruch: Die kritische Windgeschwindigkeit, Ankündigung Freitagsalon Oktober 2015: „Ein Inselwesen in sprudelnder Gesellschaft…“, Ankündigung Freitagsalon April 2015: „Immigration

Visit blog.safog.com

Key Findings

We analyzed Blog.safog.com page load time and found that the first response time was 2.1 sec and then it took 7.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

blog.safog.com performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value10.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value10.9 s

0/100

25%

SI (Speed Index)

Value16.6 s

0/100

10%

TBT (Total Blocking Time)

Value8,390 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.177

68/100

15%

TTI (Time to Interactive)

Value21.3 s

1/100

10%

Network Requests Diagram

blog.safog.com

2067 ms

shareaholic.js

9 ms

ec30cc8a0238171f98221636dfab63eb.json

48 ms

wp-emoji-release.min.js

480 ms

layerslider.css

394 ms

Our browser made a total of 106 requests to load all elements on the main page. We found that 44% of them (47 requests) were addressed to the original Blog.safog.com, 7% (7 requests) were made to Dsum-sec.casalemedia.com and 6% (6 requests) were made to Px.owneriq.net. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Blog.safog.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.1 MB (59%)

Content Size

3.5 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blog.safog.com main page is 3.5 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. 50% of websites need less resources to load. Javascripts take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 309.5 kB

  • Original 355.5 kB
  • After minification 349.2 kB
  • After compression 46.0 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 309.5 kB or 87% of the original size.

Image Optimization

-1%

Potential reduce by 11.2 kB

  • Original 925.0 kB
  • After minification 913.8 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. Blog Safog images are well optimized though.

JavaScript Optimization

-75%

Potential reduce by 1.3 MB

  • Original 1.7 MB
  • After minification 1.6 MB
  • After compression 418.3 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 1.3 MB or 75% of the original size.

CSS Optimization

-87%

Potential reduce by 478.6 kB

  • Original 547.9 kB
  • After minification 458.0 kB
  • After compression 69.4 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. Blog.safog.com needs all CSS files to be minified and compressed as it can save up to 478.6 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 59 (62%)

Requests Now

95

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blog Safog. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

blog.safog.com accessibility score

79

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

blog.safog.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

blog.safog.com SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blog.safog.com 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 Blog.safog.com 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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Blog Safog. 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: