Tools & Wizards About Us
petrowiki.org screenshot

Report Summary

  • 67

    Performance

    Renders faster than
    79% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

petrowiki.org

PetroWiki – an E&P Industry wiki – Oil&Gas

Page Load Speed

2.3 sec in total

First Response

122 ms

Resources Loaded

2 sec

Page Rendered

147 ms

petrowiki.org screenshot

About Website

Click here to check amazing Petro Wiki content for India. Otherwise, check out these important facts you probably never knew about petrowiki.org

PetroWiki is a comprehensive guide for all things E&P created by the Society of Petroleum Engineers and seeded from the seven volume Petroleum Engineering Handbook(PEH). This wiki allows SPE’s members...

Visit petrowiki.org

Key Findings

We analyzed Petrowiki.org page load time and found that the first response time was 122 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

petrowiki.org performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

91/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

99/100

25%

SI (Speed Index)

Value4.0 s

81/100

10%

TBT (Total Blocking Time)

Value1,100 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0.05

99/100

15%

TTI (Time to Interactive)

Value8.9 s

34/100

10%

Network Requests Diagram

PetroWiki

122 ms

load.php

49 ms

load.php

141 ms

load.php

38 ms

gpt.js

98 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Petrowiki.org, 9% (2 requests) were made to Securepubads.g.doubleclick.net and 5% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (142 ms) relates to the external source Petrowiki.spe.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 80.3 kB (35%)

Content Size

227.5 kB

After Optimization

147.2 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Petrowiki.org main page is 227.5 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. 60% of websites need less resources to load. Images take 144.1 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 36.0 kB

  • Original 47.8 kB
  • After minification 46.6 kB
  • After compression 11.8 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 36.0 kB or 75% of the original size.

Image Optimization

-31%

Potential reduce by 44.2 kB

  • Original 144.1 kB
  • After minification 100.0 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. Obviously, Petro Wiki needs image optimization as it can save up to 44.2 kB or 31% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 184 B

  • Original 35.5 kB
  • After minification 35.5 kB
  • After compression 35.4 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 5 (25%)

Requests Now

20

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Petro Wiki. 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.

Network Requests Diagram

PetroWiki

PetroWiki

122 ms

load.php

load.php

49 ms

load.php

load.php

141 ms

load.php

load.php

38 ms

gpt.js

gpt.js

98 ms

gtm.js

gtm.js

75 ms

250px-Vol4prt_Page_350_Image_0001.png

250px-Vol4prt_Page_350_Image_0001.png

9 ms

210px-PEH_all.png

210px-PEH_all.png

9 ms

link-external-small-ltr-progressive.svg

link-external-small-ltr-progressive.svg

15 ms

bullet-icon.svg

bullet-icon.svg

13 ms

sort_both.svg

sort_both.svg

14 ms

search.svg

search.svg

13 ms

Petrowiki_logo2.png

Petrowiki_logo2.png

15 ms

spe_logo_sidebar-larger.png

spe_logo_sidebar-larger.png

17 ms

175px-Apache-Logo-2.png

175px-Apache-Logo-2.png

18 ms

125px-AIME_Logo.png

125px-AIME_Logo.png

18 ms

poweredby_mediawiki_88x31.png

poweredby_mediawiki_88x31.png

17 ms

pubads_impl.js

pubads_impl.js

17 ms

public-domain.png

public-domain.png

142 ms

load.php

load.php

52 ms

load.php

load.php

123 ms

container.html

container.html

41 ms

Accessibility Review

petrowiki.org accessibility score

90

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role] values are not valid

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

petrowiki.org best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

petrowiki.org SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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 uses legible font sizes

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 Petrowiki.org 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 Petrowiki.org 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

petrowiki.org

Open Graph data is detected on the main page of Petro Wiki. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: