Tools & Wizards About Us
genlib.info screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

genlib.info

Generic Framework for Library-based Mapping of Urban Areas | Brussels | GENLIB

Page Load Speed

3.2 sec in total

First Response

937 ms

Resources Loaded

2 sec

Page Rendered

261 ms

genlib.info screenshot

About Website

Click here to check amazing GENLIB content. Otherwise, check out these important facts you probably never knew about genlib.info

GENLIB addresses the challenge of acquiring high-quality training data for urban remote sensing applications. We promote the idea of Generic Urban Library (GUL).

Visit genlib.info

Key Findings

We analyzed Genlib.info page load time and found that the first response time was 937 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

genlib.info performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.7 s

36/100

10%

Network Requests Diagram

www.genlib.info

937 ms

minified.js

123 ms

focus-within-polyfill.js

291 ms

polyfill.min.js

292 ms

bootstrap-features.d21499e7.bundle.min.js

284 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Genlib.info, 58% (19 requests) were made to Static.parastorage.com and 33% (11 requests) were made to Static.wixstatic.com. The less responsive or slowest element that took the longest time to load (937 ms) belongs to the original domain Genlib.info.

Page Optimization Overview & Recommendations

Page size can be reduced by 161.9 kB (46%)

Content Size

350.4 kB

After Optimization

188.5 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Genlib.info main page is 350.4 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. 50% of websites need less resources to load. HTML takes 221.3 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 160.1 kB

  • Original 221.3 kB
  • After minification 219.8 kB
  • After compression 61.2 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 160.1 kB or 72% of the original size.

Image Optimization

-2%

Potential reduce by 1.7 kB

  • Original 85.3 kB
  • After minification 83.6 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. GENLIB images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 48 B

  • Original 43.7 kB
  • After minification 43.7 kB
  • After compression 43.7 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 9 (36%)

Requests Now

25

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of GENLIB. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.genlib.info

www.genlib.info

937 ms

minified.js

minified.js

123 ms

focus-within-polyfill.js

focus-within-polyfill.js

291 ms

polyfill.min.js

polyfill.min.js

292 ms

bootstrap-features.d21499e7.bundle.min.js

bootstrap-features.d21499e7.bundle.min.js

284 ms

main.c5638ec5.bundle.min.js

main.c5638ec5.bundle.min.js

41 ms

lodash.min.js

lodash.min.js

49 ms

react.production.min.js

react.production.min.js

22 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

47 ms

wix-perf-measure.bundle.min.js

wix-perf-measure.bundle.min.js

219 ms

react-dom.production.min.js

react-dom.production.min.js

218 ms

85876f_80706d4b15154760b34fcaeaee93635c~mv2.png

85876f_80706d4b15154760b34fcaeaee93635c~mv2.png

578 ms

Logo_GENLIB_nobackground.png

Logo_GENLIB_nobackground.png

496 ms

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85876f_ed730f1bc7e74c7a997d41989ee70eae~mv2.png

500 ms

85876f_e04d280d03464762bade94e8568efde3~mv2.jpg

85876f_e04d280d03464762bade94e8568efde3~mv2.jpg

570 ms

85876f_12babfc1115d46faa3d7d78a6a45b8fa~mv2.jpg

85876f_12babfc1115d46faa3d7d78a6a45b8fa~mv2.jpg

492 ms

85876f_9e34fe558fc1407d85bc422db40e63d2~mv2_d_9542_4250_s_4_2.jpg

85876f_9e34fe558fc1407d85bc422db40e63d2~mv2_d_9542_4250_s_4_2.jpg

504 ms

85876f_0772cba50797469aaa1dd9d08252d49d~mv2.png

85876f_0772cba50797469aaa1dd9d08252d49d~mv2.png

729 ms

85876f_85f071f9d89340f3a75fa0af593b383a~mv2.jpg

85876f_85f071f9d89340f3a75fa0af593b383a~mv2.jpg

670 ms

85876f_7d2a5668596a4c51be52a264059a3542~mv2.jpg

85876f_7d2a5668596a4c51be52a264059a3542~mv2.jpg

682 ms

85876f_da08686836a64e91b5e0f071b8134030~mv2.jpg

85876f_da08686836a64e91b5e0f071b8134030~mv2.jpg

782 ms

85876f_90bf52b384654bcd9b609e81282ce378~mv2_d_6460_1827_s_2.png

85876f_90bf52b384654bcd9b609e81282ce378~mv2_d_6460_1827_s_2.png

780 ms

opensans-bold-webfont.woff

opensans-bold-webfont.woff

33 ms

opensans-regular-webfont.woff

opensans-regular-webfont.woff

17 ms

opensans-italic-webfont.woff

opensans-italic-webfont.woff

62 ms

opensans-bolditalic-webfont.woff

opensans-bolditalic-webfont.woff

33 ms

deprecation-en.v5.html

deprecation-en.v5.html

8 ms

bolt-performance

bolt-performance

131 ms

deprecation-style.v5.css

deprecation-style.v5.css

5 ms

right-arrow.svg

right-arrow.svg

77 ms

WixMadeforDisplay_W_Bd.woff

WixMadeforDisplay_W_Bd.woff

22 ms

WixMadeforText_W_Bd.woff

WixMadeforText_W_Bd.woff

20 ms

WixMadeforText_W_Rg.woff

WixMadeforText_W_Rg.woff

25 ms

Accessibility Review

genlib.info accessibility score

98

Accessibility Issues

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

Best Practices

genlib.info 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

High

Page has valid source maps

SEO Factors

genlib.info SEO score

93

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    NL

  • Encoding

    UTF-8

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

genlib.info

Open Graph data is detected on the main page of GENLIB. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: