Tools & Wizards About Us
siljebredesen.com screenshot

Report Summary

  • 67

    Performance

    Renders faster than
    79% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

siljebredesen.com

Pythonエンジニアが注目を集める理由

Page Load Speed

2.2 sec in total

First Response

570 ms

Resources Loaded

1.5 sec

Page Rendered

121 ms

siljebredesen.com screenshot

About Website

Click here to check amazing Siljebredesen content. Otherwise, check out these important facts you probably never knew about siljebredesen.com

Pythonエンジニアは、年収が高いことで知られています。近年のインターネットやスマートフォンなどの普及に伴い、Pythonエンジニアの需要は高まっています。現在ではPythonエンジニアの求人数も増え、就職や転職がしやすい状況です。

Visit siljebredesen.com

Key Findings

We analyzed Siljebredesen.com page load time and found that the first response time was 570 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

siljebredesen.com performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

31/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.8 s

79/100

10%

Network Requests Diagram

siljebredesen.com

570 ms

style.css

113 ms

public_widget.css

297 ms

jquery.js

402 ms

jquery-migrate.min.js

303 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 52% of them (14 requests) were addressed to the original Siljebredesen.com, 22% (6 requests) were made to G-ecx.images-amazon.com and 11% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (570 ms) belongs to the original domain Siljebredesen.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 154.4 kB (36%)

Content Size

423.3 kB

After Optimization

268.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Siljebredesen.com main page is 423.3 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. 30% of websites need less resources to load. Images take 188.7 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 17.5 kB

  • Original 21.1 kB
  • After minification 17.4 kB
  • After compression 3.6 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. This page needs HTML code to be minified as it can gain 3.7 kB, which is 18% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 17.5 kB or 83% of the original size.

Image Optimization

-1%

Potential reduce by 1.4 kB

  • Original 188.7 kB
  • After minification 187.2 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. Siljebredesen images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 94.2 kB

  • Original 164.1 kB
  • After minification 160.8 kB
  • After compression 69.9 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 94.2 kB or 57% of the original size.

CSS Optimization

-84%

Potential reduce by 41.3 kB

  • Original 49.4 kB
  • After minification 36.5 kB
  • After compression 8.1 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. Siljebredesen.com needs all CSS files to be minified and compressed as it can save up to 41.3 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (40%)

Requests Now

25

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Siljebredesen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

siljebredesen.com

siljebredesen.com

570 ms

style.css

style.css

113 ms

public_widget.css

public_widget.css

297 ms

jquery.js

jquery.js

402 ms

jquery-migrate.min.js

jquery-migrate.min.js

303 ms

jquery.carouFredSel-6.1.0-packed.js

jquery.carouFredSel-6.1.0-packed.js

310 ms

public_widget.js

public_widget.js

300 ms

instagram_style.css

instagram_style.css

226 ms

wp-page-numbers.css

wp-page-numbers.css

323 ms

core_widget_ga.js

core_widget_ga.js

391 ms

zzpos3023211554_p1_1-0._UX254_QL90_.jpg

zzpos3023211554_p1_1-0._UX254_QL90_.jpg

108 ms

RaFtmM.jpg

RaFtmM.jpg

162 ms

tperf3006912158_p1_1-0._UX254_QL90_.jpg

tperf3006912158_p1_1-0._UX254_QL90_.jpg

107 ms

susan4037294675_p1_1-0._UX254_QL90_.jpg

susan4037294675_p1_1-0._UX254_QL90_.jpg

110 ms

kates4219411906_p1_1-0._UX254_QL90_.jpg

kates4219411906_p1_1-0._UX254_QL90_.jpg

108 ms

madew4177544386_p1_1-0._UX254_QL90_.jpg

madew4177544386_p1_1-0._UX254_QL90_.jpg

107 ms

eugen4073417055_p1_1-0._UX254_QL90_.jpg

eugen4073417055_p1_1-0._UX254_QL90_.jpg

109 ms

path.jpg

path.jpg

484 ms

light.png

light.png

112 ms

carousel-bg.png

carousel-bg.png

111 ms

gtm.js

gtm.js

89 ms

wordpress.png

wordpress.png

97 ms

ga.js

ga.js

6 ms

inpage_linkid.js

inpage_linkid.js

3 ms

__utm.gif

__utm.gif

12 ms

RaFtmM.jpg

RaFtmM.jpg

4 ms

error_empty.gif

error_empty.gif

109 ms

Accessibility Review

siljebredesen.com accessibility score

95

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

Best Practices

siljebredesen.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

siljebredesen.com SEO score

100

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Siljebredesen.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it does not match the claimed English language. Our system also found out that Siljebredesen.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

siljebredesen.com

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