Tools & Wizards About Us
sch2.ru screenshot

Report Summary

  • 60

    Performance

    Renders faster than
    75% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

sch2.ru

Лицей "Вторая школа" - Второшкольные новости

Page Load Speed

41 sec in total

First Response

10 sec

Resources Loaded

30.3 sec

Page Rendered

737 ms

sch2.ru screenshot

About Website

Welcome to sch2.ru homepage info - get ready to check Sch 2 best content for Russia right away, or after learning these important things about sch2.ru

ГБОУ лицей Вторая школа (в 1957-1992 г.г. - Московская физико-математическая школа №2). Сайт второшкольников.

Visit sch2.ru

Key Findings

We analyzed Sch2.ru page load time and found that the first response time was 10 sec and then it took 31 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

sch2.ru performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

45/100

25%

SI (Speed Index)

Value4.6 s

71/100

10%

TBT (Total Blocking Time)

Value550 ms

54/100

30%

CLS (Cumulative Layout Shift)

Value0.038

100/100

15%

TTI (Time to Interactive)

Value5.8 s

67/100

10%

Network Requests Diagram

sch2.ru

9978 ms

template_css.css

101 ms

menu.js

600 ms

orphus.js

1056 ms

mrko.png

20185 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 88% of them (56 requests) were addressed to the original Sch2.ru, 3% (2 requests) were made to Google-analytics.com and 3% (2 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source Mrko.mos.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 72.4 kB (19%)

Content Size

377.7 kB

After Optimization

305.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sch2.ru main page is 377.7 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. Images take 304.0 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 36.7 kB

  • Original 45.7 kB
  • After minification 40.3 kB
  • After compression 8.9 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 5.4 kB, which is 12% 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 36.7 kB or 80% of the original size.

Image Optimization

-8%

Potential reduce by 25.8 kB

  • Original 304.0 kB
  • After minification 278.2 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. Sch 2 images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 597 B

  • Original 18.0 kB
  • After minification 17.8 kB
  • After compression 17.4 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

-92%

Potential reduce by 9.2 kB

  • Original 10.0 kB
  • After minification 2.6 kB
  • After compression 808 B

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. Sch2.ru needs all CSS files to be minified and compressed as it can save up to 9.2 kB or 92% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (25%)

Requests Now

61

After Optimization

46

  • Images
  • JavaScript
  • CSS

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sch 2. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

sch2.ru

sch2.ru

9978 ms

template_css.css

template_css.css

101 ms

menu.js

menu.js

600 ms

orphus.js

orphus.js

1056 ms

mrko.png

mrko.png

20185 ms

cycounter

cycounter

480 ms

logo_01.gif

logo_01.gif

206 ms

logo_02.gif

logo_02.gif

276 ms

pin.jpg

pin.jpg

293 ms

before.jpg

before.jpg

1080 ms

logo_04.gif

logo_04.gif

295 ms

orphus.gif

orphus.gif

476 ms

vvwww.jpg

vvwww.jpg

1235 ms

gagar_88x31.jpg

gagar_88x31.jpg

1146 ms

rss091.gif

rss091.gif

663 ms

rss10.gif

rss10.gif

708 ms

rss20.gif

rss20.gif

815 ms

atom03.gif

atom03.gif

831 ms

opml.png

opml.png

906 ms

logo_05.gif

logo_05.gif

964 ms

l2sh.gif

l2sh.gif

1023 ms

now.jpg

now.jpg

1227 ms

after.jpg

after.jpg

1084 ms

pin.gif

pin.gif

1114 ms

logo_vzmsh.gif

logo_vzmsh.gif

1289 ms

1x1.gif

1x1.gif

1227 ms

N1sm.jpg

N1sm.jpg

1250 ms

N3sm.jpg

N3sm.jpg

1283 ms

N4sm.jpg

N4sm.jpg

1316 ms

N5sm.jpg

N5sm.jpg

1316 ms

N6sm.jpg

N6sm.jpg

1320 ms

N7sm.jpg

N7sm.jpg

1348 ms

N8sm.jpg

N8sm.jpg

1401 ms

N9sm.jpg

N9sm.jpg

1484 ms

N10sm.jpg

N10sm.jpg

1450 ms

N11sm.jpg

N11sm.jpg

1448 ms

N12sm.jpg

N12sm.jpg

1455 ms

N12-2sm.jpg

N12-2sm.jpg

1497 ms

N13sm.jpg

N13sm.jpg

1519 ms

N14sm.jpg

N14sm.jpg

1551 ms

N15sm.jpg

N15sm.jpg

1350 ms

N16sm.jpg

N16sm.jpg

1327 ms

N17sm.jpg

N17sm.jpg

1308 ms

ARZsm.jpg

ARZsm.jpg

1329 ms

ga.js

ga.js

330 ms

N18sm.jpg

N18sm.jpg

1190 ms

N19sm.jpg

N19sm.jpg

1195 ms

N20sm.jpg

N20sm.jpg

1124 ms

N21sm.jpg

N21sm.jpg

1050 ms

__utm.gif

__utm.gif

44 ms

N22sm.jpg

N22sm.jpg

1092 ms

N23sm.jpg

N23sm.jpg

1081 ms

N24sm.jpg

N24sm.jpg

893 ms

hit

hit

293 ms

N25sm.jpg

N25sm.jpg

1372 ms

N27sm.jpg

N27sm.jpg

945 ms

N28sm.jpg

N28sm.jpg

956 ms

dot2.gif

dot2.gif

914 ms

dot3.gif

dot3.gif

941 ms

dot.gif

dot.gif

910 ms

logo_06.gif

logo_06.gif

884 ms

hit

hit

133 ms

counter2

counter2

168 ms

counter

counter

189 ms

Accessibility Review

sch2.ru accessibility score

85

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

Best Practices

sch2.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

Serves images with low resolution

General

Impact

Issue

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

sch2.ru SEO score

69

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

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sch2.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Sch2.ru main page’s claimed encoding is windows-1251. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

sch2.ru

Open Graph description is not detected on the main page of Sch 2. 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: