Tools & Wizards About Us
o3pros.com screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

o3pros.com

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Page Load Speed

973 ms in total

First Response

10 ms

Resources Loaded

520 ms

Page Rendered

443 ms

o3pros.com screenshot

About Website

Welcome to o3pros.com homepage info - get ready to check O 3 Pros best content right away, or after learning these important things about o3pros.com

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Key Findings

We analyzed O3pros.com page load time and found that the first response time was 10 ms and then it took 963 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

o3pros.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.3 s

100/100

25%

SI (Speed Index)

Value1.3 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.3 s

100/100

10%

Network Requests Diagram

o3pros.com

10 ms

o3pros.com

133 ms

cloudo3pros.jpg

116 ms

O3ProsHD.jpg

172 ms

fbpic.gif

121 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that all of those requests were addressed to O3pros.com and no external sources were called. The less responsive or slowest element that took the longest time to load (374 ms) belongs to the original domain O3pros.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 21.8 kB (6%)

Content Size

345.3 kB

After Optimization

323.5 kB

  • HTML
  • Images

In fact, the total size of O3pros.com main page is 345.3 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. 25% of websites need less resources to load. Images take 314.3 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 21.5 kB

  • Original 31.0 kB
  • After minification 29.8 kB
  • After compression 9.5 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 21.5 kB or 69% of the original size.

Image Optimization

-0%

Potential reduce by 292 B

  • Original 314.3 kB
  • After minification 314.0 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. O 3 Pros images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

25

After Optimization

25

  • Images

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of O 3 Pros. According to our analytics all requests are already optimized.

Network Requests Diagram

o3pros.com

o3pros.com

10 ms

o3pros.com

o3pros.com

133 ms

cloudo3pros.jpg

cloudo3pros.jpg

116 ms

O3ProsHD.jpg

O3ProsHD.jpg

172 ms

fbpic.gif

fbpic.gif

121 ms

moldinspect.png

moldinspect.png

121 ms

moldinspect1.png

moldinspect1.png

117 ms

guarantee1a.gif

guarantee1a.gif

165 ms

fda.gif

fda.gif

182 ms

enviro1.gif

enviro1.gif

176 ms

nachi.gif

nachi.gif

180 ms

pestact.gif

pestact.gif

181 ms

osha.gif

osha.gif

222 ms

epa.gif

epa.gif

232 ms

van.png

van.png

283 ms

lightning.png

lightning.png

277 ms

ozone6a.jpg

ozone6a.jpg

244 ms

river.png

river.png

244 ms

o3.png

o3.png

280 ms

air.png

air.png

293 ms

bed.png

bed.png

303 ms

house2.jpg

house2.jpg

311 ms

car.jpg

car.jpg

310 ms

toys.jpg

toys.jpg

336 ms

ozone7a.jpg

ozone7a.jpg

338 ms

sdmap.jpg

sdmap.jpg

353 ms

o3proslogo450x250.jpg

o3proslogo450x250.jpg

364 ms

copy.jpg

copy.jpg

374 ms

Accessibility Review

o3pros.com accessibility score

94

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

o3pros.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

o3pros.com SEO score

69

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise O3pros.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 O3pros.com 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

o3pros.com

Open Graph description is not detected on the main page of O 3 Pros. 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: