Tools & Wizards About Us
deltainfo.ru screenshot

Report Summary

  • 64

    Performance

    Renders faster than
    77% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

deltainfo.ru

Переносные газоанализаторы кислорода метана водорода и др. | ФГУП НПП ДЕЛЬТА

Page Load Speed

3.8 sec in total

First Response

663 ms

Resources Loaded

3 sec

Page Rendered

132 ms

deltainfo.ru screenshot

About Website

Click here to check amazing Deltainfo content for Russia. Otherwise, check out these important facts you probably never knew about deltainfo.ru

Официальный сайт ФГУП НПП Дельта – ведущего российского производителя портативных измерительных приборов, газоанализаторов и газосигнализаторов.

Visit deltainfo.ru

Key Findings

We analyzed Deltainfo.ru page load time and found that the first response time was 663 ms and then it took 3.1 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

deltainfo.ru performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value5.8 s

49/100

10%

TBT (Total Blocking Time)

Value240 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value6.7 s

56/100

10%

Network Requests Diagram

deltainfo.ru

663 ms

css_f530bfa362fe43af048d12b2c4c01db9.css

138 ms

grid16-960.css

257 ms

jquery.min.js

413 ms

drupal.js

286 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 73% of them (40 requests) were addressed to the original Deltainfo.ru, 11% (6 requests) were made to Apis.google.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Developers.google.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 54.9 kB (16%)

Content Size

336.5 kB

After Optimization

281.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Deltainfo.ru main page is 336.5 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. Javascripts take 218.8 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 32.7 kB

  • Original 41.2 kB
  • After minification 36.5 kB
  • After compression 8.4 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 4.6 kB, which is 11% 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 32.7 kB or 80% of the original size.

Image Optimization

-15%

Potential reduce by 9.5 kB

  • Original 63.9 kB
  • After minification 54.4 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, Deltainfo needs image optimization as it can save up to 9.5 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-6%

Potential reduce by 12.3 kB

  • Original 218.8 kB
  • After minification 217.7 kB
  • After compression 206.5 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

-3%

Potential reduce by 355 B

  • Original 12.6 kB
  • After minification 12.6 kB
  • After compression 12.3 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. Deltainfo.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 36 (72%)

Requests Now

50

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Deltainfo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

deltainfo.ru

deltainfo.ru

663 ms

css_f530bfa362fe43af048d12b2c4c01db9.css

css_f530bfa362fe43af048d12b2c4c01db9.css

138 ms

grid16-960.css

grid16-960.css

257 ms

jquery.min.js

jquery.min.js

413 ms

drupal.js

drupal.js

286 ms

ru_2a23f044766184be9e11623068dbb923.js

ru_2a23f044766184be9e11623068dbb923.js

293 ms

jquery.hoverIntent.minified.js

jquery.hoverIntent.minified.js

289 ms

jquery.bgiframe.min.js

jquery.bgiframe.min.js

271 ms

superfish.js

superfish.js

388 ms

supersubs.js

supersubs.js

405 ms

supposition.js

supposition.js

420 ms

sftouchscreen.js

sftouchscreen.js

424 ms

sfsmallscreen.js

sfsmallscreen.js

425 ms

superfish.js

superfish.js

516 ms

googleanalytics.js

googleanalytics.js

536 ms

jquery.bgiframe.min.js

jquery.bgiframe.min.js

542 ms

hoverIntent.js

hoverIntent.js

548 ms

supposition.js

supposition.js

558 ms

supersubs.js

supersubs.js

556 ms

superfish.js

superfish.js

644 ms

script.js

script.js

667 ms

jquery.corner.js

jquery.corner.js

672 ms

acquia-marina-script.js

acquia-marina-script.js

681 ms

jquery.equalheights.js

jquery.equalheights.js

688 ms

watch.js

watch.js

1 ms

analytics.js

analytics.js

36 ms

top100.cnt

top100.cnt

558 ms

logo.png

logo.png

166 ms

rounded-corner-left-right.png

rounded-corner-left-right.png

165 ms

rounded-corner.png

rounded-corner.png

141 ms

block-gradient.png

block-gradient.png

163 ms

form-bg.png

form-bg.png

142 ms

blue-button.png

blue-button.png

140 ms

tab-left.png

tab-left.png

321 ms

tab-right.png

tab-right.png

320 ms

preface-wrapper-bg.png

preface-wrapper-bg.png

319 ms

content-gradient.png

content-gradient.png

320 ms

menu-leaf.png

menu-leaf.png

320 ms

chd025a3.thumbnail.png

chd025a3.thumbnail.png

319 ms

_d009b600.thumbnail.png

_d009b600.thumbnail.png

452 ms

Pult_A8M_800x391.thumbnail.jpg

Pult_A8M_800x391.thumbnail.jpg

454 ms

igs98_2B_004z.thumbnail.png

igs98_2B_004z.thumbnail.png

448 ms

feed.png

feed.png

450 ms

plusone.js

plusone.js

62 ms

collect

collect

68 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

18 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

48 ms

fastbutton

fastbutton

38 ms

js

js

77 ms

postmessageRelay

postmessageRelay

42 ms

developers.google.com

developers.google.com

1441 ms

3604799710-postmessagerelay.js

3604799710-postmessagerelay.js

124 ms

rpc:shindig_random.js

rpc:shindig_random.js

11 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

9 ms

top100.cnt

top100.cnt

514 ms

Accessibility Review

deltainfo.ru accessibility score

87

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

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

deltainfo.ru 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

SEO Factors

deltainfo.ru SEO score

97

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

High

Tap targets are not sized appropriately

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 Deltainfo.ru 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 Deltainfo.ru 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

deltainfo.ru

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