Tools & Wizards About Us
petro-online.com screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

petro-online.com

Petro Industry news analytical instrumentation for the oil industry From Petro Online

Page Load Speed

4.6 sec in total

First Response

265 ms

Resources Loaded

4 sec

Page Rendered

300 ms

petro-online.com screenshot

About Website

Visit petro-online.com now to see the best up-to-date Petro Online content for India and also check out these interesting facts you probably never knew about petro-online.com

oil analysis Laboratory Equipment From Petro Online. Scientists in the oil related fields can find a out about the latest news and biofuel analytical products.

Visit petro-online.com

Key Findings

We analyzed Petro-online.com page load time and found that the first response time was 265 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

petro-online.com performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value11.9 s

0/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value2,240 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.9 s

10/100

10%

Network Requests Diagram

petro-online.com

265 ms

petro-online.com

316 ms

www.petro-online.com

525 ms

jquery-3.6.4.min.js

49 ms

4ffdc26cb2.js

95 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 57% of them (46 requests) were addressed to the original Petro-online.com, 12% (10 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Petro-online.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 632.3 kB (36%)

Content Size

1.8 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Petro-online.com main page is 1.8 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. Javascripts take 928.0 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 146.7 kB

  • Original 172.6 kB
  • After minification 125.9 kB
  • After compression 25.9 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. This page needs HTML code to be minified as it can gain 46.7 kB, which is 27% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 146.7 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 8.6 kB

  • Original 618.6 kB
  • After minification 610.0 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. Petro Online images are well optimized though.

JavaScript Optimization

-51%

Potential reduce by 477.0 kB

  • Original 928.0 kB
  • After minification 928.0 kB
  • After compression 451.0 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 477.0 kB or 51% of the original size.

CSS Optimization

-0%

Potential reduce by 30 B

  • Original 35.1 kB
  • After minification 35.1 kB
  • After compression 35.1 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. Petro-online.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 18 (26%)

Requests Now

68

After Optimization

50

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Petro Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

petro-online.com

petro-online.com

265 ms

petro-online.com

petro-online.com

316 ms

www.petro-online.com

www.petro-online.com

525 ms

jquery-3.6.4.min.js

jquery-3.6.4.min.js

49 ms

4ffdc26cb2.js

4ffdc26cb2.js

95 ms

bootstrap.min.js

bootstrap.min.js

64 ms

pin.css

pin.css

224 ms

gpt.js

gpt.js

78 ms

js

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103 ms

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136 ms

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64 ms

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f31fc3f72fd8f48471dea2400dc6851e.js

511 ms

api.js

api.js

10 ms

css

css

29 ms

pubads_impl.js

pubads_impl.js

11 ms

ga.js

ga.js

126 ms

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124 ms

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223 ms

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223 ms

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322 ms

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324 ms

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325 ms

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322 ms

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325 ms

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322 ms

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484 ms

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485 ms

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482 ms

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105w_75h-GC-2050_HS-20NX_2.jpg

487 ms

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105w_75h--Recent-Advances-pic-sml.jpg

486 ms

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105w_75h-240628_SM_LN_PAT_event_GI4.jpg

487 ms

Petro-Online-White.png

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563 ms

Labmate-Online-White.png

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564 ms

Envirotech-Online-White.png

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563 ms

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562 ms

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564 ms

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450 ms

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476 ms

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107 ms

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126 ms

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170 ms

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196 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyVVpcBO5Xk.ttf

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyVVpcBO5Xk.ttf

196 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyosBO5Xk.ttf

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyosBO5Xk.ttf

197 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyXsosBO5Xk.ttf

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyXsosBO5Xk.ttf

197 ms

ads

ads

385 ms

container.html

container.html

133 ms

__utm.gif

__utm.gif

84 ms

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386 ms

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384 ms

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140w_100h-FCI-ST80-ST100-HI-group.jpg

378 ms

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140w_100h-industry-photo-1395-V01-cmyk.jpg

379 ms

140w_100h-FCI-MT100-series2-right-hi.jpg

140w_100h-FCI-MT100-series2-right-hi.jpg

376 ms

140w_100h-ABBUKPR033---Image---ABB-pressure-transmitter-with-EPD.jpg

140w_100h-ABBUKPR033---Image---ABB-pressure-transmitter-with-EPD.jpg

1122 ms

140w_100h-Blackline-Safety-Midstream-Expands-Contract.jpg

140w_100h-Blackline-Safety-Midstream-Expands-Contract.jpg

1116 ms

140w_100h-Blackline-Safety-Energy-Deal-Photo.jpg

140w_100h-Blackline-Safety-Energy-Deal-Photo.jpg

1120 ms

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380w_280h-20240808_CFR01_Render_R01.jpg

1098 ms

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1097 ms

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1094 ms

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2004 ms

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2003 ms

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2003 ms

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2003 ms

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2001 ms

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2001 ms

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39 ms

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46 ms

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45 ms

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1987 ms

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1988 ms

Petro-Footer-Background-min.jpg

Petro-Footer-Background-min.jpg

2020 ms

iframe_api

iframe_api

199 ms

capture.js

capture.js

97 ms

s.js

s.js

1912 ms

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147 ms

abg_lite.js

abg_lite.js

863 ms

window_focus.js

window_focus.js

876 ms

ufs_web_display.js

ufs_web_display.js

147 ms

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829 ms

www-widgetapi.js

www-widgetapi.js

10 ms

PINCaptureimage.JPG

PINCaptureimage.JPG

375 ms

Accessibility Review

petro-online.com accessibility score

90

Accessibility Issues

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

High

Buttons do not have an accessible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

petro-online.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

petro-online.com SEO score

90

Search Engine Optimization Advices

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

High

Document doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Petro-online.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Petro-online.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

petro-online.com

Open Graph description is not detected on the main page of Petro Online. 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: