2 sec in total
369 ms
1.5 sec
111 ms
Click here to check amazing Subsurface Buildings content for Germany. Otherwise, check out these important facts you probably never knew about subsurfacebuildings.com
SubsurfaceBuildings.com explores specific examples of underground buildings and examines concerns like environmental issues, energy efficiency, security, psychological resistance, and safety.
Visit subsurfacebuildings.comWe analyzed Subsurfacebuildings.com page load time and found that the first response time was 369 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
subsurfacebuildings.com performance score
name
value
score
weighting
Value1.8 s
90/100
10%
Value2.7 s
86/100
25%
Value1.8 s
100/100
10%
Value570 ms
52/100
30%
Value0
100/100
15%
Value6.3 s
61/100
10%
369 ms
5 ms
11 ms
77 ms
155 ms
Our browser made a total of 33 requests to load all elements on the main page. We found that 61% of them (20 requests) were addressed to the original Subsurfacebuildings.com, 12% (4 requests) were made to Google-analytics.com and 12% (4 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Subsurfacebuildings.com.
Page size can be reduced by 564.5 kB (55%)
1.0 MB
453.1 kB
In fact, the total size of Subsurfacebuildings.com main page is 1.0 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. Javascripts take 655.3 kB which makes up the majority of the site volume.
Potential reduce by 115.5 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 115.5 kB or 77% of the original size.
Potential reduce by 9.0 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. Subsurface Buildings images are well optimized though.
Potential reduce by 439.9 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 439.9 kB or 67% of the original size.
Number of requests can be reduced by 22 (69%)
32
10
The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Subsurface Buildings. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
subsurfacebuildings.com
369 ms
analytics.js
5 ms
collect
11 ms
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subsurfacebuildings.com accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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
Form elements do not have associated labels
subsurfacebuildings.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Issues were logged in the Issues panel in Chrome Devtools
subsurfacebuildings.com SEO score
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
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Subsurfacebuildings.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Subsurfacebuildings.com main page’s claimed encoding is iso-8859-1. 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.
subsurfacebuildings.com
Open Graph description is not detected on the main page of Subsurface Buildings. 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: