Tools & Wizards About Us
ofiltrah.ru screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

ofiltrah.ru

Фильтры для воды: как очистить воду в домашних условиях

Page Load Speed

4.8 sec in total

First Response

715 ms

Resources Loaded

3.8 sec

Page Rendered

266 ms

ofiltrah.ru screenshot

About Website

Welcome to ofiltrah.ru homepage info - get ready to check Ofiltrah best content for Russia right away, or after learning these important things about ofiltrah.ru

Очистка воды в квартире и на даче: какие технологии существуют и как выбрать подходящий фильтр для воды. Сайт о современных технологиях очистки воды, типах и моделях фильтров. Все, что нужно знать для...

Visit ofiltrah.ru

Key Findings

We analyzed Ofiltrah.ru page load time and found that the first response time was 715 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

ofiltrah.ru performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value350 ms

73/100

30%

CLS (Cumulative Layout Shift)

Value0.145

77/100

15%

TTI (Time to Interactive)

Value8.1 s

41/100

10%

Network Requests Diagram

ofiltrah.ru

715 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

274 ms

css_XZgOV0ZCxrbhXL-ylZ0QzM4n3cGc_eP5ePw7k41PLkM.css

273 ms

css_G5BCm25r5vUZdGW5l3ELD1e20Rcml8G9lj09_K7UHtk.css

279 ms

css_TN0Cj7jwAykGPKLd_BylhyHbb5CykGrS6TTTfaj4OEQ.css

275 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 75% of them (59 requests) were addressed to the original Ofiltrah.ru, 5% (4 requests) were made to Site.yandex.net and 5% (4 requests) were made to Image.subscribe.ru. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Subscribe.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 335.5 kB (15%)

Content Size

2.2 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ofiltrah.ru main page is 2.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 56.4 kB

  • Original 72.1 kB
  • After minification 68.6 kB
  • After compression 15.6 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 56.4 kB or 78% of the original size.

Image Optimization

-9%

Potential reduce by 155.6 kB

  • Original 1.8 MB
  • After minification 1.7 MB

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. Ofiltrah images are well optimized though.

JavaScript Optimization

-40%

Potential reduce by 122.5 kB

  • Original 304.7 kB
  • After minification 288.8 kB
  • After compression 182.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 122.5 kB or 40% of the original size.

CSS Optimization

-6%

Potential reduce by 1.1 kB

  • Original 17.6 kB
  • After minification 17.6 kB
  • After compression 16.6 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. Ofiltrah.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 33 (47%)

Requests Now

70

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ofiltrah. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ofiltrah.ru

ofiltrah.ru

715 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

274 ms

css_XZgOV0ZCxrbhXL-ylZ0QzM4n3cGc_eP5ePw7k41PLkM.css

css_XZgOV0ZCxrbhXL-ylZ0QzM4n3cGc_eP5ePw7k41PLkM.css

273 ms

css_G5BCm25r5vUZdGW5l3ELD1e20Rcml8G9lj09_K7UHtk.css

css_G5BCm25r5vUZdGW5l3ELD1e20Rcml8G9lj09_K7UHtk.css

279 ms

css_TN0Cj7jwAykGPKLd_BylhyHbb5CykGrS6TTTfaj4OEQ.css

css_TN0Cj7jwAykGPKLd_BylhyHbb5CykGrS6TTTfaj4OEQ.css

275 ms

css_Ifu7WTv-z3iVejfbAC2UGyxyPEvvfJTkXL2n6NodO5M.css

css_Ifu7WTv-z3iVejfbAC2UGyxyPEvvfJTkXL2n6NodO5M.css

281 ms

blue-style.css

blue-style.css

284 ms

css_YT7sDIjOhsYclLAGbxr6PPfKDfCSJ5yiHaA2AKgF4Zg.css

css_YT7sDIjOhsYclLAGbxr6PPfKDfCSJ5yiHaA2AKgF4Zg.css

408 ms

css_YLYgnogrS92NSESCc7Yww43zWlZ_OBtJelX6MAB3H0U.css

css_YLYgnogrS92NSESCc7Yww43zWlZ_OBtJelX6MAB3H0U.css

410 ms

css_QIuBk1etjMmQR9xnDFOysOLAmLqnuo9PBlulYJVbTQM.css

css_QIuBk1etjMmQR9xnDFOysOLAmLqnuo9PBlulYJVbTQM.css

411 ms

js_vDrW3Ry_4gtSYaLsh77lWhWjIC6ml2QNkcfvfP5CVFs.js

js_vDrW3Ry_4gtSYaLsh77lWhWjIC6ml2QNkcfvfP5CVFs.js

562 ms

js_5ZvYbR_RpAnAa4Gy_hGCjwhuaBQEWzQIAwlMCStkIuU.js

js_5ZvYbR_RpAnAa4Gy_hGCjwhuaBQEWzQIAwlMCStkIuU.js

422 ms

js_I5XOzCeJ6BEvmTZmSdxwy_C54vKFp01VpJ-2vfNkoOc.js

js_I5XOzCeJ6BEvmTZmSdxwy_C54vKFp01VpJ-2vfNkoOc.js

424 ms

js_xJpMVwtBe3w9fjL-yB99XNvIXnibsU-XXxFaGs-nCQs.js

js_xJpMVwtBe3w9fjL-yB99XNvIXnibsU-XXxFaGs-nCQs.js

679 ms

js_48BRlyYKMRdL05BhejfZGXdAEY99GHw7MCcWz7FqGOc.js

js_48BRlyYKMRdL05BhejfZGXdAEY99GHw7MCcWz7FqGOc.js

544 ms

js_GYGuAK2ohKfNrxXJmDlsk6LHJ01rfbg6WhXyPMpbYEM.js

js_GYGuAK2ohKfNrxXJmDlsk6LHJ01rfbg6WhXyPMpbYEM.js

826 ms

top100.jcn

top100.jcn

401 ms

top100.jcn

top100.jcn

663 ms

analytics.js

analytics.js

19 ms

collect

collect

13 ms

js

js

63 ms

count.png

count.png

1116 ms

header_bg.jpg

header_bg.jpg

142 ms

logo_0.png

logo_0.png

282 ms

mainmenu_bg.jpg

mainmenu_bg.jpg

138 ms

mainmenu_ul_bg.jpg

mainmenu_ul_bg.jpg

137 ms

feature_article_bg.jpg

feature_article_bg.jpg

140 ms

water-drop.jpg

water-drop.jpg

682 ms

filtr_kosoy_gryazevik_razbor.jpg

filtr_kosoy_gryazevik_razbor.jpg

273 ms

bullet_read_more.png

bullet_read_more.png

274 ms

filter_rosa.png

filter_rosa.png

558 ms

aosmith.png

aosmith.png

562 ms

filtry_soyuzintellekt.png

filtry_soyuzintellekt.png

816 ms

img1648et2.jpg

img1648et2.jpg

412 ms

drinking_good_water_at_home.jpg

drinking_good_water_at_home.jpg

421 ms

well-water-system_1.jpg

well-water-system_1.jpg

549 ms

blog-pic.jpg

blog-pic.jpg

561 ms

kvartirnyy.png

kvartirnyy.png

821 ms

kakoy_vybrat.png

kakoy_vybrat.png

837 ms

filtry_dlya_goryachey_vody.png

filtry_dlya_goryachey_vody.png

843 ms

nasadki.png

nasadki.png

844 ms

kuler.png

kuler.png

818 ms

tetka_s_vodoy.png

tetka_s_vodoy.png

952 ms

suhaya_voda2.png

suhaya_voda2.png

953 ms

zhivaya_voda.png

zhivaya_voda.png

1095 ms

pavodok.jpg

pavodok.jpg

977 ms

parametr_kachestvo_vody.png

parametr_kachestvo_vody.png

1123 ms

analiz_vody.png

analiz_vody.png

986 ms

filtr_kosoy_gryazevik_razbor.jpg

filtr_kosoy_gryazevik_razbor.jpg

1087 ms

kran_filter.jpg

kran_filter.jpg

1088 ms

img1648et2.jpg

img1648et2.jpg

1116 ms

drinking_good_water_at_home.jpg

drinking_good_water_at_home.jpg

1126 ms

filtr_gruboy_ochistki_vody.png

filtr_gruboy_ochistki_vody.png

1224 ms

filter_stiralnoy_mashiny_0.png

filter_stiralnoy_mashiny_0.png

1224 ms

polifosfatnyy_filtr.png

polifosfatnyy_filtr.png

1231 ms

zhivaya_voda.png

zhivaya_voda.png

1255 ms

suhaya_voda2.png

suhaya_voda2.png

1263 ms

all.js

all.js

792 ms

s.png

s.png

359 ms

shade.png

shade.png

1246 ms

button-blue.gif

button-blue.gif

357 ms

19 ms

18 ms

watch.js

watch.js

1 ms

hit

hit

270 ms

phy.png

phy.png

1228 ms

up-arrow.png

up-arrow.png

1121 ms

home_tab_article.jpg

home_tab_article.jpg

1129 ms

block_top_left_bg.png

block_top_left_bg.png

1157 ms

block_top_right_bg.png

block_top_right_bg.png

1135 ms

block_bottom_left_bg.png

block_bottom_left_bg.png

1137 ms

block_bottom_right_bg.png

block_bottom_right_bg.png

1220 ms

hit

hit

540 ms

s.png

s.png

469 ms

button-blue.gif

button-blue.gif

589 ms

suggest.js

suggest.js

377 ms

opensearch.js

opensearch.js

484 ms

count.png

count.png

1273 ms

punycode.js

punycode.js

93 ms

Accessibility Review

ofiltrah.ru accessibility score

52

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

Form elements do not have associated labels

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

ofiltrah.ru best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

ofiltrah.ru SEO score

83

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

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

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ofiltrah.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 Ofiltrah.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

ofiltrah.ru

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