Tools & Wizards About Us
4ertim.com screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 46

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

4ertim.com

Чертежи | Каталог чертежей и 3D моделей

Page Load Speed

9.5 sec in total

First Response

1.9 sec

Resources Loaded

7.4 sec

Page Rendered

256 ms

4ertim.com screenshot

About Website

Welcome to 4ertim.com homepage info - get ready to check 4 Ertim best content for Russia right away, or after learning these important things about 4ertim.com

Готовые чертежи. Чертеж деталей, авто, судов, домов, мебели, телефонов, устройств, станки. Тексты книг и справочников по черчению, ГОСТы.

Visit 4ertim.com

Key Findings

We analyzed 4ertim.com page load time and found that the first response time was 1.9 sec and then it took 7.6 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

4ertim.com performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

28/100

25%

SI (Speed Index)

Value5.0 s

64/100

10%

TBT (Total Blocking Time)

Value920 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0.029

100/100

15%

TTI (Time to Interactive)

Value6.9 s

54/100

10%

Network Requests Diagram

4ertim.com

1860 ms

css_2e451fd7b27e7adef149a6e95fd786d6_11.css

682 ms

css_f969706d2c9d3a2b2bd04d7a706c5c32_2.css

387 ms

css_7bb7b30e7e46dc3418cd564c42d94e02_11.css

523 ms

jquery.min.js

72 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 75% of them (21 requests) were addressed to the original 4ertim.com, 11% (3 requests) were made to W.uptolike.com and 7% (2 requests) were made to Ru.iherb.com. The less responsive or slowest element that took the longest time to load (4.5 sec) relates to the external source Ru.iherb.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 118.4 kB (56%)

Content Size

210.4 kB

After Optimization

92.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 4ertim.com main page is 210.4 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. 25% of websites need less resources to load. Images take 58.4 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 37.1 kB

  • Original 46.0 kB
  • After minification 43.7 kB
  • After compression 8.8 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 37.1 kB or 81% of the original size.

Image Optimization

-2%

Potential reduce by 1.4 kB

  • Original 58.4 kB
  • After minification 57.0 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. 4 Ertim images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 42.4 kB

  • Original 57.5 kB
  • After minification 55.4 kB
  • After compression 15.1 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 42.4 kB or 74% of the original size.

CSS Optimization

-77%

Potential reduce by 37.4 kB

  • Original 48.5 kB
  • After minification 48.5 kB
  • After compression 11.1 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. 4ertim.com needs all CSS files to be minified and compressed as it can save up to 37.4 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (24%)

Requests Now

25

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 4 Ertim. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

4ertim.com

4ertim.com

1860 ms

css_2e451fd7b27e7adef149a6e95fd786d6_11.css

css_2e451fd7b27e7adef149a6e95fd786d6_11.css

682 ms

css_f969706d2c9d3a2b2bd04d7a706c5c32_2.css

css_f969706d2c9d3a2b2bd04d7a706c5c32_2.css

387 ms

css_7bb7b30e7e46dc3418cd564c42d94e02_11.css

css_7bb7b30e7e46dc3418cd564c42d94e02_11.css

523 ms

jquery.min.js

jquery.min.js

72 ms

js_503028ca2b1c9d42b235e5c17e568d0d_6.js

js_503028ca2b1c9d42b235e5c17e568d0d_6.js

386 ms

js_9a8d7c540ffb0284da42f86497a524db_0.js

js_9a8d7c540ffb0284da42f86497a524db_0.js

551 ms

js_b18437191af8eba1205624d7e59977b5_1.js

js_b18437191af8eba1205624d7e59977b5_1.js

551 ms

js_46dabb2e2951c89f12faf1fcb1166a9e_2.js

js_46dabb2e2951c89f12faf1fcb1166a9e_2.js

553 ms

watch.js

watch.js

2 ms

zp.js

zp.js

667 ms

ru.iherb.com

ru.iherb.com

395 ms

bg-header.png

bg-header.png

173 ms

logo.png

logo.png

172 ms

addchertezh.png

addchertezh.png

170 ms

searchchertezh.png

searchchertezh.png

178 ms

forumtalk.png

forumtalk.png

177 ms

dwg_icon.png

dwg_icon.png

550 ms

compas.png

compas.png

672 ms

acc_blue_on_white_ru.png

acc_blue_on_white_ru.png

340 ms

search.jpg

search.jpg

248 ms

bg-top-block.jpg

bg-top-block.jpg

636 ms

bg-top-block-inner.jpg

bg-top-block-inner.jpg

257 ms

menu-leaf.gif

menu-leaf.gif

403 ms

bg-footer.png

bg-footer.png

413 ms

ru.iherb.com

ru.iherb.com

4494 ms

impression.html

impression.html

308 ms

extra.js

extra.js

315 ms

Accessibility Review

4ertim.com accessibility score

92

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

Links do not have a discernible name

Best Practices

4ertim.com best practices score

46

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

High

Registers an unload listener

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

4ertim.com SEO score

69

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

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 4ertim.com can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that 4ertim.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

4ertim.com

Open Graph description is not detected on the main page of 4 Ertim. 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: