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grablib.org screenshot

Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

grablib.org

Grab - site scraping framework

Page Load Speed

3.4 sec in total

First Response

59 ms

Resources Loaded

3.2 sec

Page Rendered

101 ms

grablib.org screenshot

About Website

Welcome to grablib.org homepage info - get ready to check Grab Lib best content for Ukraine right away, or after learning these important things about grablib.org

Grab - это python фреймворк, упрощающий написание парсеров веб-сайтов. С помощью Grab вы сможете быстро разработать и оттестировать парсер для сайта, содержащего миллионы страниц.

Visit grablib.org

Key Findings

We analyzed Grablib.org page load time and found that the first response time was 59 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

grablib.org performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

90/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.096

91/100

15%

TTI (Time to Interactive)

Value2.6 s

98/100

10%

Network Requests Diagram

grablib.org

59 ms

grablib.org

377 ms

bootstrap.css

2451 ms

custom.css

676 ms

bootstrap-responsive.css

973 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that 48% of them (10 requests) were addressed to the original Grablib.org, 10% (2 requests) were made to Pypip.in and 10% (2 requests) were made to 0. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Grablib.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 18.1 kB (21%)

Content Size

87.7 kB

After Optimization

69.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Grablib.org main page is 87.7 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 44.2 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 14.2 kB

  • Original 18.6 kB
  • After minification 12.5 kB
  • After compression 4.3 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 6.1 kB, which is 33% 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 14.2 kB or 77% of the original size.

Image Optimization

-31%

Potential reduce by 616 B

  • Original 2.0 kB
  • After minification 1.4 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, Grab Lib needs image optimization as it can save up to 616 B or 31% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 1.4 kB

  • Original 44.2 kB
  • After minification 44.2 kB
  • After compression 42.8 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.

CSS Optimization

-8%

Potential reduce by 1.8 kB

  • Original 22.9 kB
  • After minification 22.7 kB
  • After compression 21.1 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. Grablib.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 3 (27%)

Requests Now

11

After Optimization

8

  • Images
  • JavaScript
  • CSS

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Grab Lib. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

grablib.org

grablib.org

59 ms

grablib.org

grablib.org

377 ms

bootstrap.css

bootstrap.css

2451 ms

custom.css

custom.css

676 ms

bootstrap-responsive.css

bootstrap-responsive.css

973 ms

jquery-1.8.2.min.js

jquery-1.8.2.min.js

279 ms

email-decode.min.js

email-decode.min.js

14 ms

bootstrap.min.js

bootstrap.min.js

278 ms

common.js

common.js

1038 ms

grab.png

grab.png

41 ms

badge.svg

badge.svg

57 ms

badge.svg

badge.svg

35 ms

landscape.png

landscape.png

22 ms

66 ms

1_1_FFFFFFFF_EFEFEFFF_0_uniques

1_1_FFFFFFFF_EFEFEFFF_0_uniques

20 ms

forkme_right_gray_6d6d6d.png

forkme_right_gray_6d6d6d.png

38 ms

feed-icon-small.png

feed-icon-small.png

334 ms

badge.svg

badge.svg

32 ms

watch.js

watch.js

0 ms

coveralls_90.svg

coveralls_90.svg

18 ms

grab.png

grab.png

105 ms

Accessibility Review

grablib.org accessibility score

71

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.

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

High

<object> elements do not have alternate text

Best Practices

grablib.org best practices score

67

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

High

Browser errors were logged to the console

SEO Factors

grablib.org SEO score

86

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

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Grablib.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Grablib.org 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

grablib.org

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