Access n-23.ru. Видеонаблюдение в Краснодаре - купить по низким ценам оптом и в розницу / «Наблюдатель»

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value15.1 s

1/100

10%

TBT (Total Blocking Time)

Value5,800 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value26.7 s

0/100

10%

n-23.ru

835 ms

styles.css

253 ms

font-awesome.min.css

370 ms

jquery.min.js

26 ms

slick.css

366 ms

Our browser made a total of 124 requests to load all elements on the main page. We found that 53% of them (66 requests) were addressed to the original N-23.ru, 19% (24 requests) were made to Core-renderer-tiles.maps.yandex.net and 5% (6 requests) were made to Api-maps.yandex.ru. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain N-23.ru.

Content Size

2.7 MB

After Optimization

2.3 MB

In fact, the total size of N-23.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. 65% of websites need less resources to load. Javascripts take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 287.3 kB

Original 344.8 kB
After minification 336.9 kB
After compression 57.5 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 287.3 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 58.7 kB

Original 1.1 MB
After minification 1.0 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. N 23 images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 35.1 kB

Original 1.1 MB
After minification 1.1 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

-3%

Potential reduce by 2.5 kB

Original 79.7 kB
After minification 79.0 kB
After compression 77.2 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. N-23.ru has all CSS files already compressed.

Requests Now

115

After Optimization

The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of N 23. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

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 N-23.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 N-23.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

n-23.ru

Open Graph description is not detected on the main page of N 23. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Видеонаблюдение в Краснодаре - купить по низким ценам оптом и в розницу / «Наблюдатель» - сеть магазинов видеонаблюдения в Краснодаре

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

n-23.ru

styles.css

font-awesome.min.css

jquery.min.js

slick.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

n-23.ru

styles.css

font-awesome.min.css

jquery.min.js

slick.css

slick-theme.css

api.js

es5-shims.min.js

share.js

app_guest.js

scripts.js

js

slick.min.js

recaptcha__en.js

mqdefault.jpg

pattern_line.png

camera_ip_dahua_dh_hac_hfw_1200_tp_0360_b.jpg

camera_ip_dahua_dh_hac_hdw_1220_trqp_a_0360_b.jpg

registrator_cvbs_dahua_dhi_xvr_5104_c_l3.jpg

camera_ip_dahua_dh_hac_hfw_1200_rmp_0360_bs3.jpg

camera_ip_dahua_dh_hac_hfw_1500_cmp_a_028.jpg

camera_ip_imou_cue_2_ipc_c22ep.jpg

camera_ip_dahua_dh_hac_hfw_2230_sp_s_0280_b.jpg

camera_ip_dahua_dh_ipc_hfw_2431_tp-zs.jpg

registrator_ip_dahua_dhi_nvr_2104_i.jpg

camera_ip_ezviz_c3n_1080p.jpg

camera_ip_imou_ranger_pro_ipc_a26hp.jpg

ohrana_ajax_starter_kit_white.jpg

camera_tvi_hiwatchdc_b020_p.jpg

camera_tvi_hiwatch_ds_t500.jpg

kommutator_dh_pfs_3009_8et_1gt_96.jpg

domofon_color_ctv_m4705_ahd_w.jpg

domofon_panel_ahd_slinex_ml_20_hd_sb.jpg

cc08.jpg

avt_zk_cmp200_4_kit.jpg

zkteco_terminal.png

kd_schit_ak_601.jpg

kompl_ip_4_uni.jpg

block_pitaniya_12-1_12-2_p.jpg

cabel_kksv_p_205.jpg

dahua.jpg

imou.png

hiwatch_logo.png

img_catimg6008cb188a7b0cb293d21af134fb1363be3_40_0.jpg

img_catimg600%D0%91%D0%B5%D0%B7%20%D0%B8%D0%BC%D0%B5%D0%BD%D0%B8-3_40_0.jpg

img_catimg600ex-800b_40_0.jpg