Tools & Wizards About Us
dn.ru screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

dn.ru

DN.ru - сервис подбора трубопроводной арматуры по параметрам в г. Москва.

Page Load Speed

10.1 sec in total

First Response

525 ms

Resources Loaded

7.2 sec

Page Rendered

2.4 sec

dn.ru screenshot

About Website

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

В нашем интернет-магазине всегда широкий ассортимент промышленного оборудования. Доставка запорной и запорно-регулирующей арматуры в г. Москва и по всей России.

Visit dn.ru

Key Findings

We analyzed Dn.ru page load time and found that the first response time was 525 ms and then it took 9.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

dn.ru performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

24/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

51/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value27,140 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value57.1 s

0/100

10%

Network Requests Diagram

dn.ru

525 ms

dn.ru

711 ms

css2

84 ms

materialdesignicons.min.css

584 ms

common.css

618 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 81% of them (59 requests) were addressed to the original Dn.ru, 3% (2 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Dn.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 177.7 kB (19%)

Content Size

915.2 kB

After Optimization

737.5 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Dn.ru main page is 915.2 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. 60% of websites need less resources to load. Javascripts take 538.7 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 118.3 kB

  • Original 148.8 kB
  • After minification 146.9 kB
  • After compression 30.4 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. 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 118.3 kB or 80% of the original size.

Image Optimization

-11%

Potential reduce by 25.0 kB

  • Original 227.8 kB
  • After minification 202.7 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, DN needs image optimization as it can save up to 25.0 kB or 11% 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 34.3 kB

  • Original 538.7 kB
  • After minification 538.7 kB
  • After compression 504.3 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 14 (21%)

Requests Now

67

After Optimization

53

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DN. 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 from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dn.ru

dn.ru

525 ms

dn.ru

dn.ru

711 ms

css2

css2

84 ms

materialdesignicons.min.css

materialdesignicons.min.css

584 ms

common.css

common.css

618 ms

forms.css

forms.css

476 ms

product-cart.css

product-cart.css

486 ms

gallery.css

gallery.css

367 ms

cd3c2ba.js

cd3c2ba.js

394 ms

5ee348f.js

5ee348f.js

462 ms

4d0cb9f.js

4d0cb9f.js

1879 ms

dbdaa69.js

dbdaa69.js

1624 ms

44292af.js

44292af.js

1223 ms

reductor-dlya-chetvertoborotnoy-armatury-dnru-rdn.jpg

reductor-dlya-chetvertoborotnoy-armatury-dnru-rdn.jpg

881 ms

nozhovka_po_metallu_osa.jpg

nozhovka_po_metallu_osa.jpg

881 ms

nagrevatelnyi-mat-heatup-dlya-teplyh-polov.jpg

nagrevatelnyi-mat-heatup-dlya-teplyh-polov.jpg

883 ms

img-vodonagrevateli-haier-igw.jpg

img-vodonagrevateli-haier-igw.jpg

882 ms

polotencesushitel-d-bez-polki-500-500.jpg

polotencesushitel-d-bez-polki-500-500.jpg

883 ms

aude-kuhni.jpg

aude-kuhni.jpg

885 ms

dhf11.jpg

dhf11.jpg

887 ms

dhp21_steel_1.jpg

dhp21_steel_1.jpg

893 ms

ball_valves_1.jpg

ball_valves_1.jpg

893 ms

valves_2.jpg

valves_2.jpg

1009 ms

flap_3.jpg

flap_3.jpg

1109 ms

safety_valves_4.jpg

safety_valves_4.jpg

1108 ms

disk_gates_5.jpg

disk_gates_5.jpg

1110 ms

balancing_valves_6.jpg

balancing_valves_6.jpg

1490 ms

shut_off_valves_7.jpg

shut_off_valves_7.jpg

1608 ms

control_valves_8.jpg

control_valves_8.jpg

1645 ms

filters_9.jpg

filters_9.jpg

1644 ms

flanges_and_fittings_10.jpg

flanges_and_fittings_10.jpg

1645 ms

drives_11.jpg

drives_11.jpg

1860 ms

compensators_12.jpg

compensators_12.jpg

1860 ms

logo_dn_ru1.png

logo_dn_ru1.png

1858 ms

logo_zetkama.png

logo_zetkama.png

1857 ms

logo_tecofi.png

logo_tecofi.png

1857 ms

logo_genebre.png

logo_genebre.png

2150 ms

logo_cimberio.png

logo_cimberio.png

2149 ms

logo_ld.png

logo_ld.png

2151 ms

logo_kpsr.png

logo_kpsr.png

1847 ms

logo_abradoks.png

logo_abradoks.png

1781 ms

logo_broen.png

logo_broen.png

1740 ms

logo_dendor.png

logo_dendor.png

1733 ms

logo_naval.png

logo_naval.png

1722 ms

logo_also.png

logo_also.png

1618 ms

tag.js

tag.js

1475 ms

logo_cmo.png

logo_cmo.png

1306 ms

logo_adl.png

logo_adl.png

1309 ms

logo_vir.png

logo_vir.png

1304 ms

logo_ldm.png

logo_ldm.png

1602 ms

logo_faf.png

logo_faf.png

1600 ms

logo_armak.png

logo_armak.png

1599 ms

logo_vexve.png

logo_vexve.png

1597 ms

jizaRExUiTo99u79P0U.ttf

jizaRExUiTo99u79P0U.ttf

325 ms

jizfRExUiTo99u79B_mh4Ok.ttf

jizfRExUiTo99u79B_mh4Ok.ttf

775 ms

materialdesignicons-webfont.woff

materialdesignicons-webfont.woff

2060 ms

logo_gadzhieva.png

logo_gadzhieva.png

1588 ms

logo_bernard.png

logo_bernard.png

1681 ms

analytics.js

analytics.js

581 ms

UJQUGYZ5oA

UJQUGYZ5oA

1260 ms

logo_orbinox.png

logo_orbinox.png

1581 ms

logo_breeze.png

logo_breeze.png

1481 ms

logo_danfoss.png

logo_danfoss.png

1480 ms

bg_form.jpg

bg_form.jpg

1478 ms

logo_copyright.png

logo_copyright.png

1494 ms

collect

collect

56 ms

collect

collect

488 ms

ga-audiences

ga-audiences

334 ms

UJQUGYZ5oA

UJQUGYZ5oA

152 ms

advert.gif

advert.gif

694 ms

UJQUGYZ5oA

UJQUGYZ5oA

675 ms

sync_cookie_image_decide

sync_cookie_image_decide

761 ms

bundle_ru_RU.js

bundle_ru_RU.js

213 ms

Accessibility Review

dn.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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Best Practices

dn.ru best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

dn.ru SEO score

89

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

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 Dn.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 Dn.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

dn.ru

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