6.3 sec in total
880 ms
4.7 sec
679 ms
Visit zlx.ru now to see the best up-to-date Zlx content for Russia and also check out these interesting facts you probably never knew about zlx.ru
Обследование зданий и сооружений, кровли, фундаментов, дорог, грунтов строительная экспертиза, испытание строительных материалов, контроль качества строительства, строительный аудит, строительная лаб...
Visit zlx.ruWe analyzed Zlx.ru page load time and found that the first response time was 880 ms and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
zlx.ru performance score
name
value
score
weighting
Value2.6 s
64/100
10%
Value3.4 s
66/100
25%
Value3.2 s
92/100
10%
Value0 ms
100/100
30%
Value0.011
100/100
15%
Value2.6 s
98/100
10%
880 ms
527 ms
803 ms
266 ms
538 ms
Our browser made a total of 60 requests to load all elements on the main page. We found that 75% of them (45 requests) were addressed to the original Zlx.ru, 10% (6 requests) were made to Site.yandex.net and 7% (4 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Zlx.ru.
Page size can be reduced by 217.3 kB (34%)
635.0 kB
417.7 kB
In fact, the total size of Zlx.ru main page is 635.0 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. 35% of websites need less resources to load. Images take 348.6 kB which makes up the majority of the site volume.
Potential reduce by 51.8 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 51.8 kB or 82% of the original size.
Potential reduce by 12.6 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. Zlx images are well optimized though.
Potential reduce by 140.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 140.4 kB or 68% of the original size.
Potential reduce by 12.6 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. Zlx.ru needs all CSS files to be minified and compressed as it can save up to 12.6 kB or 82% of the original size.
Number of requests can be reduced by 18 (32%)
56
38
The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zlx. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
zlx.ru
880 ms
main_style.css
527 ms
jquery.js
803 ms
hostcms.js
266 ms
JsHttpRequest.js
538 ms
ajax.js
415 ms
jquery.lightbox.js
662 ms
jquery.lightbox.css
524 ms
rollover.js
552 ms
site.js
10 ms
form.js
4 ms
dom_kupol_konstruktor.png
611 ms
240X400_obsledovanie-zdaniya.jpg
657 ms
detskie_domiki_220x248.jpg
765 ms
bg0.gif
135 ms
h1.gif
421 ms
logo.gif
136 ms
h3.gif
142 ms
h4.jpg
3406 ms
h5.jpg
285 ms
bricks1.jpg
315 ms
bricks2.jpg
323 ms
uslugi.gif
323 ms
SRO_proekt.jpg
603 ms
obsledovanie_kirpichnoy_kladki_01.jpg
478 ms
obsledovanie_fundamenta_01.jpg
492 ms
ekspertiza-zdaniy-2.gif
643 ms
ekspertiza-zdaniy-7.gif
697 ms
obsledovanie_krovli_tehzakluchenie_2014-04.jpg
648 ms
obsledovanie_fundamenta-01-01-pre.jpg
655 ms
obsledovanie_fundamenta-02-13-pre.jpg
760 ms
obsledovanie_krovli_tehzakluchenie_2014-04_03.jpg
835 ms
obsledovanie_krovli_tehzakluchenie_2014-04_15.jpg
847 ms
obsledovanie_dorog_02_kontrol_rovnosti.jpg
853 ms
obsledovanie_dorog_01_plotnost.jpg
889 ms
svidetelstvo_CLATI.jpg
906 ms
izmeritel_prochnosti_betona_3837.jpg
1003 ms
obsledovanie_zdaniya_2015-01-16_00.jpg
1022 ms
obsledovanie_fundamenta-01-00-pre.jpg
1022 ms
most-03_big.jpg
1208 ms
icon_text5.gif
1044 ms
p.gif
1212 ms
dn_house1.jpg
1260 ms
dn_house2.jpg
1258 ms
watch.js
170 ms
_site.js
13 ms
bg1.gif
1237 ms
bg_menu.gif
1356 ms
bg.png
1363 ms
bricks3.gif
1388 ms
bricks4.jpg
1404 ms
_form.js
11 ms
loader__progress.gif
51 ms
bg2.jpg
1382 ms
hit
261 ms
yandex-hint.png
4 ms
watch.js
563 ms
hit
130 ms
advert.gif
91 ms
1
93 ms
zlx.ru accessibility score
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
Image elements do not have [alt] attributes
zlx.ru best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
zlx.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Document uses legible font sizes
N/A
N/A
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zlx.ru can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Zlx.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.
zlx.ru
Open Graph description is not detected on the main page of Zlx. 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: