Tools & Wizards About Us
lostbike.ru screenshot

Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

lostbike.ru

Украденые велосипеды - lostbike.ru

Page Load Speed

4.6 sec in total

First Response

502 ms

Resources Loaded

4 sec

Page Rendered

135 ms

lostbike.ru screenshot

About Website

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

База серийных номеров украденых велосипедов, проверка серийного номера велосипеда, поиск украденого велосипеда

Visit lostbike.ru

Key Findings

We analyzed Lostbike.ru page load time and found that the first response time was 502 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

lostbike.ru performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

93/100

10%

LCP (Largest Contentful Paint)

Value1.7 s

99/100

25%

SI (Speed Index)

Value7.6 s

25/100

10%

TBT (Total Blocking Time)

Value3,400 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value22.8 s

1/100

10%

Network Requests Diagram

lostbike.ru

502 ms

bootstrap.min.css

171 ms

main.css

176 ms

logo.png

187 ms

openapi.js

327 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 19% of them (16 requests) were addressed to the original Lostbike.ru, 58% (48 requests) were made to St6-21.vk.com and 8% (7 requests) were made to Vk.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source St6-21.vk.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 408.2 kB (15%)

Content Size

2.7 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lostbike.ru main page is 2.7 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. Javascripts take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 22.4 kB

  • Original 28.7 kB
  • After minification 20.8 kB
  • After compression 6.2 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 7.9 kB, which is 27% 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 22.4 kB or 78% of the original size.

Image Optimization

-14%

Potential reduce by 2.9 kB

  • Original 20.7 kB
  • After minification 17.8 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, Lostbike needs image optimization as it can save up to 2.9 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-15%

Potential reduce by 310.0 kB

  • Original 2.1 MB
  • After minification 2.1 MB
  • After compression 1.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 310.0 kB or 15% of the original size.

CSS Optimization

-13%

Potential reduce by 72.9 kB

  • Original 544.1 kB
  • After minification 544.1 kB
  • After compression 471.2 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. Lostbike.ru needs all CSS files to be minified and compressed as it can save up to 72.9 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 62 (79%)

Requests Now

78

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lostbike. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 43 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lostbike.ru

lostbike.ru

502 ms

bootstrap.min.css

bootstrap.min.css

171 ms

main.css

main.css

176 ms

logo.png

logo.png

187 ms

openapi.js

openapi.js

327 ms

jquery-1.11.0.min.js

jquery-1.11.0.min.js

266 ms

bootstrap.min.js

bootstrap.min.js

181 ms

social.png

social.png

182 ms

lostbike.ru_3545.jpg

lostbike.ru_3545.jpg

181 ms

lostbike.ru_3544.JPG

lostbike.ru_3544.JPG

183 ms

lostbike.ru_3543.jpg

lostbike.ru_3543.jpg

183 ms

lostbike.ru_3542.jpg

lostbike.ru_3542.jpg

261 ms

android_icon.png

android_icon.png

161 ms

apple_icon.png

apple_icon.png

164 ms

wp_icon.png

wp_icon.png

170 ms

widget_icon.png

widget_icon.png

167 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

259 ms

openapi.c340c125c61ec5745ebb2a98626e46ab.js

openapi.c340c125c61ec5745ebb2a98626e46ab.js

216 ms

upload.gif

upload.gif

108 ms

watch.js

watch.js

1 ms

reformal.js

reformal.js

304 ms

ga.js

ga.js

22 ms

analytics.js

analytics.js

22 ms

widget_community.php

widget_community.php

283 ms

__utm.gif

__utm.gif

21 ms

collect

collect

27 ms

js

js

64 ms

loader_nav211315102913_3.js

loader_nav211315102913_3.js

264 ms

fonts_cnt.c7a76efe.css

fonts_cnt.c7a76efe.css

960 ms

lite.c9bfd4eb.css

lite.c9bfd4eb.css

757 ms

lang3_2.js

lang3_2.js

498 ms

polyfills.c3a1b892.js

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737 ms

vkui.278a6bf3.css

vkui.278a6bf3.css

816 ms

xdm.js

xdm.js

645 ms

ui_common.f1e97277.css

ui_common.f1e97277.css

732 ms

vkcom-kit.72c06701.css

vkcom-kit.72c06701.css

916 ms

vkcom-kit.fb67740a.js

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1113 ms

react.6a15a5cc.js

react.6a15a5cc.js

1003 ms

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1003 ms

vkui.12cbab39.js

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1100 ms

state-management.a46c500d.js

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1031 ms

architecture-mobx.0151929f.js

architecture-mobx.0151929f.js

1044 ms

audioplayer-lib.93b52d88.css

audioplayer-lib.93b52d88.css

1049 ms

audioplayer-lib.795adeb1.js

audioplayer-lib.795adeb1.js

1095 ms

bootstrap.47faff1e.js

bootstrap.47faff1e.js

1342 ms

core_spa.e4aa0376.js

core_spa.e4aa0376.js

1133 ms

common.f09b6475.js

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1370 ms

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1186 ms

ui_common.43d06ff5.css

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1187 ms

ui_common.24db9335.js

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1205 ms

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audioplayer.43d06ff5.css

1213 ms

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1271 ms

widget_community.4978d481.css

widget_community.4978d481.css

1273 ms

6056d482.aa111ad0.js

6056d482.aa111ad0.js

1296 ms

5233f55c.c30420ad.js

5233f55c.c30420ad.js

1295 ms

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1360 ms

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1364 ms

likes.43d06ff5.css

likes.43d06ff5.css

1379 ms

likes.7f943ba0.js

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1387 ms

vkcom-kit.3fd5b5c1.css

vkcom-kit.3fd5b5c1.css

1435 ms

vkcom-kit.76d7413c.js

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1467 ms

vkcom-kit-icons.28a24691.js

vkcom-kit-icons.28a24691.js

1458 ms

architecture-mobx.d853b516.js

architecture-mobx.d853b516.js

1463 ms

audioplayer-lib.85b39ca5.css

audioplayer-lib.85b39ca5.css

1451 ms

audioplayer-lib.b1ad45b7.js

audioplayer-lib.b1ad45b7.js

1496 ms

tab.png

tab.png

175 ms

st.php

st.php

187 ms

67305%7CaHR0cDovL2xvc3RiaWtlLnJ1Lw==%7C%7C21996

67305%7CaHR0cDovL2xvc3RiaWtlLnJ1Lw==%7C%7C21996

185 ms

lite.f8081c5724ea3c8f7503758696b1108c.js

lite.f8081c5724ea3c8f7503758696b1108c.js

320 ms

gb.png

gb.png

88 ms

community.640eed5d.css

community.640eed5d.css

885 ms

base.3e47d375.css

base.3e47d375.css

810 ms

react.84cfd9aa.js

react.84cfd9aa.js

838 ms

state-management.60b70a9c.js

state-management.60b70a9c.js

792 ms

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798 ms

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680 ms

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625 ms

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719 ms

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643 ms

Erha2O0hT_5ln9KZijSaGby9u2RmmONDP1sbcPQ7an4jboczVUbU100CvkK6ox4bXozqi9HO.jpg

Erha2O0hT_5ln9KZijSaGby9u2RmmONDP1sbcPQ7an4jboczVUbU100CvkK6ox4bXozqi9HO.jpg

460 ms

upload.gif

upload.gif

90 ms

Accessibility Review

lostbike.ru accessibility score

84

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

lostbike.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

High

Browser errors were logged to the console

SEO Factors

lostbike.ru SEO score

82

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 Lostbike.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 Lostbike.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

lostbike.ru

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