6.1 sec in total
844 ms
4.4 sec
894 ms
Welcome to lo2.slupsk.pl homepage info - get ready to check Lo 2 best content for Poland right away, or after learning these important things about lo2.slupsk.pl
Oficjalna strona II Liceum Ogólnokształcącego im. Adama Mickiewicza w Słupsku
Visit lo2.slupsk.plWe analyzed Lo2.slupsk.pl page load time and found that the first response time was 844 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
lo2.slupsk.pl performance score
name
value
score
weighting
Value3.6 s
31/100
10%
Value9.1 s
1/100
25%
Value6.9 s
34/100
10%
Value140 ms
95/100
30%
Value0.204
61/100
15%
Value6.0 s
65/100
10%
844 ms
235 ms
257 ms
252 ms
367 ms
Our browser made a total of 77 requests to load all elements on the main page. We found that 92% of them (71 requests) were addressed to the original Lo2.slupsk.pl, 3% (2 requests) were made to Netdna.bootstrapcdn.com and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Lo2.slupsk.pl.
Page size can be reduced by 766.7 kB (23%)
3.3 MB
2.5 MB
In fact, the total size of Lo2.slupsk.pl main page is 3.3 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. 40% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.
Potential reduce by 40.9 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. 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 40.9 kB or 77% of the original size.
Potential reduce by 87.1 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. Lo 2 images are well optimized though.
Potential reduce by 529.2 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 529.2 kB or 70% of the original size.
Potential reduce by 109.6 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. Lo2.slupsk.pl needs all CSS files to be minified and compressed as it can save up to 109.6 kB or 85% of the original size.
Number of requests can be reduced by 30 (41%)
73
43
The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lo 2. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
lo2.slupsk.pl
844 ms
style.css
235 ms
style.css
257 ms
shadowbox.css
252 ms
jquery.min.js
367 ms
jquery-noconflict.js
257 ms
jquery-migrate.min.js
257 ms
caption.js
353 ms
mootools-core.js
495 ms
core.js
384 ms
mootools-more.js
638 ms
bootstrap.min.js
384 ms
shadowbox.js
493 ms
system.css
492 ms
general.css
513 ms
template.css
513 ms
template.responsive.css
1413 ms
jquery.js
1533 ms
script.js
1549 ms
script.responsive.js
1438 ms
social.css
1416 ms
font-awesome.css
5 ms
css
25 ms
system.css
842 ms
IMG_2968.JPG-la.jpeg
1148 ms
page.jpeg
250 ms
header.png
714 ms
object1015083262.png
247 ms
szkola.png
914 ms
object1023951395.png
188 ms
object427306251.png
180 ms
logo.png
426 ms
logo-1055685351.png
1021 ms
object714367995.png
374 ms
searchicon.png
396 ms
nav.png
530 ms
menuseparator.png
551 ms
acapito1.png
562 ms
Baner_Tesla.png
939 ms
blockbullets.png
680 ms
tarcza-rsp-2016.png
811 ms
akt_wlasnosci_mikroelektrowni_slonecznej_m.jpg
802 ms
logo_cke.png
841 ms
baner_skf.jpg
930 ms
Tablo_Logo_m.png
939 ms
baner_boczny_POLITECHNIKI.png
990 ms
mam6lat.jpg
1136 ms
miejski_portal_edukacyjny.jpg
1164 ms
MRM_logo.jpg
1155 ms
zdolni.jpg
1146 ms
talent.jpg
1175 ms
enot.jpg
1202 ms
baner_CEH.jpg
1289 ms
schronisko.png
1408 ms
bip.png
1392 ms
liceum_srebro_mala_2015.png
1329 ms
logo_Szloly_Kompetencji_Przyszlosci.png
1426 ms
141x200-images-2015_2016-Pelutis_scan.jpg
1424 ms
250x166-images-2015_2016-PP_Ujezdzanie.jpg
1442 ms
61x46-images-Loga-articles.jpg
1588 ms
logo-pg.png
1540 ms
fontawesome-webfont.woff
4 ms
ODelI1aHBYDBqgeIAH2zlEY6Fu39Tt9XkmtSosaMoEA.ttf
77 ms
analytics.js
60 ms
opensans-regular-webfont.woff
1385 ms
postbullets.png
1584 ms
193x145-images-2015_2016-PM-Barwy-barwy_01.JPG
1364 ms
fast1.jpg
1352 ms
150x267-images-2015_2016-71rocznica-71rocznica2.jpg
1471 ms
150x267-images-2015_2016-71rocznica-71rocznica1.jpg
1435 ms
113x202-images-2015_2016-linder-rexy16-rex16_1.JPG
1389 ms
92x178-images-2015_2016-fizaeko.jpg
1267 ms
264x372-images-2015_2016-konkurs_recytatorski.jpg
1240 ms
projekt_edziennik.png
1459 ms
sprite-white.png
1234 ms
up-arrow.png
1219 ms
close-st1.png
1138 ms
lo2.slupsk.pl accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
lo2.slupsk.pl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
lo2.slupsk.pl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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
Tap targets are not sized appropriately
PL
PL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lo2.slupsk.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that Lo2.slupsk.pl 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.
lo2.slupsk.pl
Open Graph description is not detected on the main page of Lo 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: