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Welcome to sman15-bdl.sch.id homepage info - get ready to check SMAN 15 Bdl best content for Indonesia right away, or after learning these important things about sman15-bdl.sch.id
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Visit sman15-bdl.sch.idWe analyzed Sman15-bdl.sch.id page load time and found that the first response time was 2.9 sec and then it took 12 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
sman15-bdl.sch.id performance score
name
value
score
weighting
Value3.9 s
24/100
10%
Value11.5 s
0/100
25%
Value5.4 s
56/100
10%
Value400 ms
68/100
30%
Value0.109
87/100
15%
Value17.3 s
4/100
10%
2947 ms
4198 ms
279 ms
212 ms
421 ms
Our browser made a total of 177 requests to load all elements on the main page. We found that 10% of them (18 requests) were addressed to the original Sman15-bdl.sch.id, 11% (20 requests) were made to Um.simpli.fi and 11% (20 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (4.2 sec) belongs to the original domain Sman15-bdl.sch.id.
Page size can be reduced by 543.0 kB (11%)
4.7 MB
4.2 MB
In fact, the total size of Sman15-bdl.sch.id main page is 4.7 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. 70% of websites need less resources to load. Images take 4.3 MB which makes up the majority of the site volume.
Potential reduce by 170.6 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 170.6 kB or 84% of the original size.
Potential reduce by 224.7 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. SMAN 15 Bdl images are well optimized though.
Potential reduce by 130.0 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 130.0 kB or 63% of the original size.
Potential reduce by 17.7 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. Sman15-bdl.sch.id needs all CSS files to be minified and compressed as it can save up to 17.7 kB or 61% of the original size.
Number of requests can be reduced by 51 (34%)
148
97
The browser has sent 148 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SMAN 15 Bdl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
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sman15-bdl.sch.id 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.
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
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
Form elements do not have associated labels
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
sman15-bdl.sch.id 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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
sman15-bdl.sch.id 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
ID
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sman15-bdl.sch.id can be misinterpreted by Google and other search engines. Our service has detected that is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Sman15-bdl.sch.id 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.
sman15-bdl.sch.id
Open Graph data is detected on the main page of SMAN 15 Bdl. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: