Tools & Wizards About Us
teorema.info screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

teorema.info

Теорема - Официальный сайт застройщика

Page Load Speed

6.5 sec in total

First Response

450 ms

Resources Loaded

5.7 sec

Page Rendered

296 ms

teorema.info screenshot

About Website

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

Управляющая компания «Теорема» - ведущий застройщик коммерческой недвижимости в Санкт-Петербурге. Аренда офисов в СПб, земельные участки, таунхаусы.

Visit teorema.info

Key Findings

We analyzed Teorema.info page load time and found that the first response time was 450 ms and then it took 6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

teorema.info performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.7 s

2/100

10%

LCP (Largest Contentful Paint)

Value31.1 s

0/100

25%

SI (Speed Index)

Value14.9 s

1/100

10%

TBT (Total Blocking Time)

Value9,590 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.032

100/100

15%

TTI (Time to Interactive)

Value32.7 s

0/100

10%

Network Requests Diagram

teorema.info

450 ms

www.teorema.info

1176 ms

jquery.min.js

65 ms

api.js

81 ms

watch.js

16 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 54% of them (50 requests) were addressed to the original Teorema.info, 5% (5 requests) were made to Cdn.jsdelivr.net and 5% (5 requests) were made to Api-maps.yandex.ru. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Yastatic.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 548.7 kB (29%)

Content Size

1.9 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Teorema.info main page is 1.9 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. 70% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 384.8 kB

  • Original 454.8 kB
  • After minification 394.4 kB
  • After compression 70.0 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 60.4 kB, which is 13% 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 384.8 kB or 85% of the original size.

Image Optimization

-8%

Potential reduce by 5.8 kB

  • Original 74.3 kB
  • After minification 68.5 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. Teorema images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 133.0 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 1.1 MB

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

-33%

Potential reduce by 25.0 kB

  • Original 76.5 kB
  • After minification 76.2 kB
  • After compression 51.5 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. Teorema.info needs all CSS files to be minified and compressed as it can save up to 25.0 kB or 33% of the original size.

Requests Breakdown

Number of requests can be reduced by 52 (68%)

Requests Now

76

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Teorema. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

teorema.info

teorema.info

450 ms

www.teorema.info

www.teorema.info

1176 ms

jquery.min.js

jquery.min.js

65 ms

api.js

api.js

81 ms

watch.js

watch.js

16 ms

core.min.css

core.min.css

119 ms

select2.min.css

select2.min.css

82 ms

slick.css

slick.css

79 ms

page_cd3166b4e098d5e92ba8ebb353e8bb6b_v1.css

page_cd3166b4e098d5e92ba8ebb353e8bb6b_v1.css

240 ms

template_a25533757b2cf03fae4ac5d4e2571a2c_v1.css

template_a25533757b2cf03fae4ac5d4e2571a2c_v1.css

590 ms

core.min.js

core.min.js

475 ms

kernel_main_v1.js

kernel_main_v1.js

482 ms

kernel_main_polyfill_customevent_v1.js

kernel_main_polyfill_customevent_v1.js

363 ms

dexie.bitrix.bundle.min.js

dexie.bitrix.bundle.min.js

478 ms

core_ls.min.js

core_ls.min.js

365 ms

core_frame_cache.min.js

core_frame_cache.min.js

479 ms

template_d439c320dd6abb1ed467ad68fa15139c_v1.js

template_d439c320dd6abb1ed467ad68fa15139c_v1.js

959 ms

823 ms

js

js

116 ms

bpp.css

bpp.css

662 ms

main_new.css

main_new.css

663 ms

swiper-bundle.min.css

swiper-bundle.min.css

84 ms

swiper-bundle.min.js

swiper-bundle.min.js

101 ms

swiper.js

swiper.js

662 ms

api.js

api.js

80 ms

bpp.css

bpp.css

662 ms

main_new.css

main_new.css

700 ms

swiper.js

swiper.js

703 ms

leaflet.js

leaflet.js

69 ms

mapbox-gl.js

mapbox-gl.js

88 ms

leaflet-mapbox-gl.js

leaflet-mapbox-gl.js

111 ms

leaflet.css

leaflet.css

703 ms

mapbox-gl.css

mapbox-gl.css

180 ms

video.js

video.js

703 ms

filter.js

filter.js

706 ms

main.js

main.js

814 ms

callback.js

callback.js

815 ms

jquery.fancybox.min.css

jquery.fancybox.min.css

67 ms

jquery.fancybox.min.js

jquery.fancybox.min.js

69 ms

slick.min.js

slick.min.js

93 ms

lazyload.min.js

lazyload.min.js

94 ms

js

js

178 ms

jivosite.js

jivosite.js

815 ms

swiper.js

swiper.js

816 ms

main_new.js

main_new.js

819 ms

recaptcha__en.js

recaptcha__en.js

41 ms

ba.js

ba.js

468 ms

down-01.svg

down-01.svg

157 ms

logo_basic.svg

logo_basic.svg

157 ms

arrow_left.svg

arrow_left.svg

154 ms

arrow_right.svg

arrow_right.svg

160 ms

1.2.JPG

1.2.JPG

284 ms

1.jpg

1.jpg

161 ms

6.png

6.png

282 ms

2.jpg

2.jpg

284 ms

3.jpg

3.jpg

283 ms

4.jpg

4.jpg

282 ms

5.jpg

5.jpg

280 ms

QED_.svg

QED_.svg

452 ms

full-e375679eab0e00a5e81ddbb027f673d8841bde2c.js

full-e375679eab0e00a5e81ddbb027f673d8841bde2c.js

2237 ms

Montserrat-Regular.ttf

Montserrat-Regular.ttf

784 ms

Montserrat-Medium.ttf

Montserrat-Medium.ttf

784 ms

Montserrat-Light.ttf

Montserrat-Light.ttf

337 ms

Montserrat-SemiBold.ttf

Montserrat-SemiBold.ttf

779 ms

Montserrat-Bold.ttf

Montserrat-Bold.ttf

1005 ms

Montserrat-ExtraBold.ttf

Montserrat-ExtraBold.ttf

561 ms

Montserrat-Black.ttf

Montserrat-Black.ttf

481 ms

favourite-blank.svg

favourite-blank.svg

739 ms

class_B+.svg

class_B+.svg

661 ms

class_A.svg

class_A.svg

768 ms

call-02.png

call-02.png

580 ms

chat-02.png

chat-02.png

577 ms

js

js

90 ms

kbB2L3GBrg

kbB2L3GBrg

389 ms

call.tracker.js

call.tracker.js

771 ms

init-min.js

init-min.js

1071 ms

bx_stat

bx_stat

382 ms

bx_stat

bx_stat

509 ms

js

js

93 ms

analytics.js

analytics.js

64 ms

collect

collect

222 ms

collect

collect

47 ms

kbB2L3GBrg

kbB2L3GBrg

187 ms

kbB2L3GBrg

kbB2L3GBrg

542 ms

d_client_new.js

d_client_new.js

406 ms

global_cookie.php

global_cookie.php

144 ms

set_external_data.php

set_external_data.php

514 ms

bundle_ru_RU.js

bundle_ru_RU.js

563 ms

grab.cur

grab.cur

353 ms

grabbing.cur

grabbing.cur

214 ms

help.cur

help.cur

356 ms

zoom_in.cur

zoom_in.cur

491 ms

Accessibility Review

teorema.info accessibility score

74

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

High

Heading elements are not in a sequentially-descending order

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

teorema.info 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

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

teorema.info 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 Teorema.info 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 Teorema.info 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

teorema.info

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