Tools & Wizards About Us
petrolessons.com screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

petrolessons.com

Oil and Gas Training - Online, In-Classroom, In-Company, Virtual Oil and Gas Courses

Page Load Speed

5.8 sec in total

First Response

106 ms

Resources Loaded

5 sec

Page Rendered

668 ms

petrolessons.com screenshot

About Website

Welcome to petrolessons.com homepage info - get ready to check Petrolessons best content right away, or after learning these important things about petrolessons.com

Find Oil and Gas training on Petrolessons.com - a platform where oil and gas professionals can get oil and gas training, teach and network with their oil and gas peers. Training solutions for individu...

Visit petrolessons.com

Key Findings

We analyzed Petrolessons.com page load time and found that the first response time was 106 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

petrolessons.com performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

47/100

25%

SI (Speed Index)

Value2.3 s

98/100

10%

TBT (Total Blocking Time)

Value640 ms

47/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.4 s

93/100

10%

Network Requests Diagram

petrolessons.com

106 ms

petrolessons.com

2774 ms

font-awesome.min.css

35 ms

dashicons.min.css

91 ms

sgr.css

80 ms

Our browser made a total of 277 requests to load all elements on the main page. We found that 92% of them (254 requests) were addressed to the original Petrolessons.com, 2% (6 requests) were made to Fonts.gstatic.com and 1% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Petrolessons.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (11%)

Content Size

9.3 MB

After Optimization

8.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Petrolessons.com main page is 9.3 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. Only a small number of websites need less resources to load. Images take 7.7 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 404.7 kB

  • Original 471.0 kB
  • After minification 470.4 kB
  • After compression 66.3 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 404.7 kB or 86% of the original size.

Image Optimization

-7%

Potential reduce by 552.4 kB

  • Original 7.7 MB
  • After minification 7.1 MB

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. Petrolessons images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 39.6 kB

  • Original 693.0 kB
  • After minification 691.9 kB
  • After compression 653.4 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.

CSS Optimization

-10%

Potential reduce by 43.2 kB

  • Original 439.5 kB
  • After minification 415.4 kB
  • After compression 396.3 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. Petrolessons.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 173 (68%)

Requests Now

256

After Optimization

83

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 256 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Petrolessons. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 100 to 1 for JavaScripts and from 75 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

petrolessons.com

petrolessons.com

106 ms

petrolessons.com

petrolessons.com

2774 ms

font-awesome.min.css

font-awesome.min.css

35 ms

dashicons.min.css

dashicons.min.css

91 ms

sgr.css

sgr.css

80 ms

style.css

style.css

80 ms

style.css

style.css

24 ms

style.css

style.css

32 ms

style.css

style.css

81 ms

style.css

style.css

85 ms

animate.css

animate.css

62 ms

lvca-frontend.css

lvca-frontend.css

76 ms

icomoon.css

icomoon.css

86 ms

styles.css

styles.css

87 ms

front.min.css

front.min.css

91 ms

countdown-timer-widget.css

countdown-timer-widget.css

90 ms

style.css

style.css

123 ms

ihover.css

ihover.css

154 ms

style.css

style.css

95 ms

all.css

all.css

102 ms

settings.css

settings.css

99 ms

magnific-popup.css

magnific-popup.css

97 ms

snax.min.css

snax.min.css

129 ms

font-awesome.min.css

font-awesome.min.css

132 ms

thepostgrid.min.css

thepostgrid.min.css

113 ms

font-awesome.min.css

font-awesome.min.css

119 ms

woocommerce-multi-currency.min.css

woocommerce-multi-currency.min.css

140 ms

forms.min.css

forms.min.css

130 ms

woo-checkout-for-digital-goods-public.css

woo-checkout-for-digital-goods-public.css

136 ms

style.css

style.css

137 ms

slick.css

slick.css

138 ms

style.css

style.css

138 ms

style.css

style.css

140 ms

style.css

style.css

141 ms

style.css

style.css

143 ms

style.css

style.css

144 ms

style.css

style.css

148 ms

style.css

style.css

161 ms

js

js

90 ms

continually-embed.latest.min.js

continually-embed.latest.min.js

480 ms

css

css

50 ms

css

css

63 ms

api.js

api.js

50 ms

style.css

style.css

145 ms

style.css

style.css

139 ms

style.css

style.css

132 ms

style.css

style.css

112 ms

style.css

style.css

92 ms

flexslider.css

flexslider.css

86 ms

style.css

style.css

85 ms

style.css

style.css

90 ms

if-menu-site.css

if-menu-site.css

87 ms

wpp.css

wpp.css

161 ms

style.css

style.css

110 ms

style.css

style.css

117 ms

iziModal.min.css

iziModal.min.css

93 ms

font-awesome.min.css

font-awesome.min.css

97 ms

mycred-front.css

mycred-front.css

91 ms

mycred-social-icons.css

mycred-social-icons.css

96 ms

mycred-social-share.css

mycred-social-share.css

104 ms

front.css

front.css

108 ms

js_composer.min.css

js_composer.min.css

105 ms

style.css

style.css

93 ms

iconstyle.css

iconstyle.css

87 ms

ajaxsearch.css

ajaxsearch.css

83 ms

elementor.css

elementor.css

77 ms

woocommerce.css

woocommerce.css

82 ms

slidingpanel.css

slidingpanel.css

84 ms

quantity.css

quantity.css

110 ms

wcvendor.css

wcvendor.css

101 ms

themify-icons.css

themify-icons.css

103 ms

wpf-public.css

wpf-public.css

101 ms

woocommerce.css

woocommerce.css

145 ms

font-awesome.css

font-awesome.css

102 ms

wc-blocks.css

wc-blocks.css

102 ms

slick-carousal.css

slick-carousal.css

100 ms

carousel.css

carousel.css

96 ms

animate.min.css

animate.min.css

90 ms

js_composer_tta.min.css

js_composer_tta.min.css

112 ms

flags-64.min.css

flags-64.min.css

91 ms

sgr.js

sgr.js

147 ms

jquery.min.js

jquery.min.js

93 ms

jquery-migrate.min.js

jquery-migrate.min.js

97 ms

iziModal.min.js

iziModal.min.js

111 ms

jed.js

jed.js

98 ms

sweetalert2.all.min.js

sweetalert2.all.min.js

104 ms

moment.min.js

moment.min.js

106 ms

helper.js

helper.js

129 ms

jquery.waypoints.min.js

jquery.waypoints.min.js

101 ms

lvca-frontend.min.js

lvca-frontend.min.js

98 ms

front.min.js

front.min.js

92 ms

jquery.themepunch.tools.min.js

jquery.themepunch.tools.min.js

110 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

102 ms

woocommerce-multi-currency.min.js

woocommerce-multi-currency.min.js

96 ms

woocommerce-multi-currency-switcher.js

woocommerce-multi-currency-switcher.js

94 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

92 ms

add-to-cart.min.js

add-to-cart.min.js

92 ms

js.cookie.min.js

js.cookie.min.js

140 ms

woocommerce.min.js

woocommerce.min.js

137 ms

woo-checkout-for-digital-goods-public.js

woo-checkout-for-digital-goods-public.js

131 ms

accordion.min.js

accordion.min.js

146 ms

slick.min.js

slick.min.js

132 ms

jquery.stats.min.js

jquery.stats.min.js

117 ms

odometer.min.js

odometer.min.js

113 ms

piechart.min.js

piechart.min.js

115 ms

posts-carousel.min.js

posts-carousel.min.js

112 ms

spacer.min.js

spacer.min.js

113 ms

services.min.js

services.min.js

113 ms

stats-bar.min.js

stats-bar.min.js

111 ms

tabs.min.js

tabs.min.js

113 ms

jquery.flexslider.min.js

jquery.flexslider.min.js

113 ms

testimonials.min.js

testimonials.min.js

112 ms

isotope.pkgd.min.js

isotope.pkgd.min.js

113 ms

imagesloaded.pkgd.min.js

imagesloaded.pkgd.min.js

110 ms

portfolio.min.js

portfolio.min.js

108 ms

wpp.min.js

wpp.min.js

104 ms

pawan.js

pawan.js

100 ms

front.js

front.js

133 ms

cart-fragments.min.js

cart-fragments.min.js

107 ms

easy-testimonials-reveal.js

easy-testimonials-reveal.js

152 ms

email-decode.min.js

email-decode.min.js

90 ms

index.js

index.js

82 ms

index.js

index.js

95 ms

jquery.countdownTimer.js

jquery.countdownTimer.js

93 ms

collections.min.js

collections.min.js

78 ms

jquery.magnific-popup.min.js

jquery.magnific-popup.min.js

81 ms

jquery.timeago.js

jquery.timeago.js

80 ms

jquery.timeago.en.js

jquery.timeago.en.js

78 ms

front.js

front.js

85 ms

sourcebuster.min.js

sourcebuster.min.js

93 ms

order-attribution.min.js

order-attribution.min.js

121 ms

gtm4wp-contact-form-7-tracker.js

gtm4wp-contact-form-7-tracker.js

86 ms

gtm4wp-form-move-tracker.js

gtm4wp-form-move-tracker.js

48 ms

gtm4wp-ecommerce-generic.js

gtm4wp-ecommerce-generic.js

51 ms

gtm4wp-woocommerce.js

gtm4wp-woocommerce.js

70 ms

mailchimp-woocommerce-public.min.js

mailchimp-woocommerce-public.min.js

74 ms

general.js

general.js

72 ms

sdk.js

sdk.js

72 ms

commenting.js

commenting.js

73 ms

sharing.js

sharing.js

71 ms

inview.js

inview.js

72 ms

pgwmodal.js

pgwmodal.js

97 ms

unveil.js

unveil.js

72 ms

hoverintent.js

hoverintent.js

74 ms

countdown.js

countdown.js

74 ms

custom.js

custom.js

74 ms

jquery.sticky.js

jquery.sticky.js

72 ms

ajaxsearch.js

ajaxsearch.js

76 ms

ajaxcart.js

ajaxcart.js

79 ms

quantity.js

quantity.js

79 ms

wpf-public.js

wpf-public.js

80 ms

jquery.cycle2.min.js

jquery.cycle2.min.js

79 ms

userlogin.js

userlogin.js

90 ms

js_composer_front.min.js

js_composer_front.min.js

103 ms

slick.js

slick.js

79 ms

custom-tm.js

custom-tm.js

79 ms

owl.carousel.min.js

owl.carousel.min.js

91 ms

owlinit.js

owlinit.js

78 ms

wishcount.js

wishcount.js

80 ms

vc-waypoints.min.js

vc-waypoints.min.js

96 ms

skrollr.min.js

skrollr.min.js

94 ms

vc-accordion.min.js

vc-accordion.min.js

84 ms

vc-tta-autoplay.min.js

vc-tta-autoplay.min.js

80 ms

vc-tabs.min.js

vc-tabs.min.js

86 ms

imagesloaded.min.js

imagesloaded.min.js

83 ms

rttpg.js

rttpg.js

84 ms

forms.js

forms.js

126 ms

analytics.js

analytics.js

18 ms

linkid.js

linkid.js

6 ms

ec.js

ec.js

8 ms

gtm.js

gtm.js

97 ms

fbevents.js

fbevents.js

83 ms

petrolessonstransp-_small.png

petrolessonstransp-_small.png

74 ms

petrolessons-mobile-logo.png

petrolessons-mobile-logo.png

73 ms

herobanner.jpg

herobanner.jpg

73 ms

landrig.png

landrig.png

75 ms

platform.png

platform.png

76 ms

oil-and-gas-worker.png

oil-and-gas-worker.png

86 ms

chevron3.png

chevron3.png

77 ms

shell2.png

shell2.png

76 ms

pemex.png

pemex.png

77 ms

marathon-1.png

marathon-1.png

78 ms

schulmberger.png

schulmberger.png

86 ms

oxy.png

oxy.png

80 ms

doe.png

doe.png

81 ms

halliburton-1.png

halliburton-1.png

80 ms

exxon.png

exxon.png

81 ms

petrobras.png

petrobras.png

83 ms

phillips66.png

phillips66.png

82 ms

lean-management-300x300.jpg

lean-management-300x300.jpg

145 ms

2course-bundle-300x300.jpg

2course-bundle-300x300.jpg

148 ms

well-operations-300x300.png

well-operations-300x300.png

87 ms

oil-and-gas-101-300x300.jpg

oil-and-gas-101-300x300.jpg

86 ms

shale-ross-crain-bundle-300x300.png

shale-ross-crain-bundle-300x300.png

146 ms

wellproductionmechanisms-300x300.png

wellproductionmechanisms-300x300.png

147 ms

mud-solids-control-bundle-300x300.png

mud-solids-control-bundle-300x300.png

148 ms

13-course-bundle-300x300.png

13-course-bundle-300x300.png

156 ms

basicsofpetrophysics-300x300.png

basicsofpetrophysics-300x300.png

152 ms

Super-bundle-Course-Card-4-300x300.jpg

Super-bundle-Course-Card-4-300x300.jpg

150 ms

monitor-and-control-pm-300x300.png

monitor-and-control-pm-300x300.png

151 ms

safetyfirst-300x300.jpg

safetyfirst-300x300.jpg

151 ms

value-flow-faster-300x300.png

value-flow-faster-300x300.png

148 ms

reservoir-image-300x300.png

reservoir-image-300x300.png

154 ms

E_marcellus-utica-300x300.png

E_marcellus-utica-300x300.png

311 ms

seismic-300x300.png

seismic-300x300.png

154 ms

williston-bakke-300x300.png

williston-bakke-300x300.png

155 ms

ambient-seismic-imaging-throughout-the-life-cycles-of-unconventional-fields-300x300.png

ambient-seismic-imaging-throughout-the-life-cycles-of-unconventional-fields-300x300.png

157 ms

h2s-300x300.jpg

h2s-300x300.jpg

241 ms

tools-for-improving-daily-work-300x300.png

tools-for-improving-daily-work-300x300.png

242 ms

PPE-300x300.jpg

PPE-300x300.jpg

239 ms

quebec-300x300.png

quebec-300x300.png

239 ms

lean-300x300.jpg

lean-300x300.jpg

237 ms

VSM_jeff-300x300.png

VSM_jeff-300x300.png

242 ms

refinery_downstream101-300x300.png

refinery_downstream101-300x300.png

240 ms

kaizen-300x300.png

kaizen-300x300.png

243 ms

powerful_excel-300x300.jpg

powerful_excel-300x300.jpg

241 ms

Ross-Crain-Course-30-300x300.png

Ross-Crain-Course-30-300x300.png

241 ms

communication-tools-for-leaders-and-mentors-300x300.png

communication-tools-for-leaders-and-mentors-300x300.png

243 ms

lean2-300x300.png

lean2-300x300.png

245 ms

welldrilli-300x300.png

welldrilli-300x300.png

246 ms

mud-solids-control-300x300.png

mud-solids-control-300x300.png

239 ms

shale_courseimage-300x300.jpg

shale_courseimage-300x300.jpg

239 ms

DFIT-Training-course-Petrolessons-300x300.png

DFIT-Training-course-Petrolessons-300x300.png

237 ms

unconventional-300x300.png

unconventional-300x300.png

239 ms

refracing-course-300x300.jpg

refracing-course-300x300.jpg

239 ms

reservoir-oil-and-gas-training-300x300.jpg

reservoir-oil-and-gas-training-300x300.jpg

238 ms

fa-v4compatibility.ttf

fa-v4compatibility.ttf

240 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

70 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

227 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

228 ms

kirpichbg-1.jpg

kirpichbg-1.jpg

1374 ms

fa-regular-400.ttf

fa-regular-400.ttf

180 ms

fa-brands-400.ttf

fa-brands-400.ttf

181 ms

fa-solid-900.ttf

fa-solid-900.ttf

182 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

179 ms

fa-v4compatibility.ttf

fa-v4compatibility.ttf

178 ms

fa-regular-400.ttf

fa-regular-400.ttf

181 ms

fa-brands-400.ttf

fa-brands-400.ttf

177 ms

fa-solid-900.ttf

fa-solid-900.ttf

181 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

178 ms

rhicons.ttf

rhicons.ttf

174 ms

water-management-saad1-300x300.jpg

water-management-saad1-300x300.jpg

175 ms

water-management-saad-300x300.jpg

water-management-saad-300x300.jpg

176 ms

salespage-300x300.png

salespage-300x300.png

175 ms

Seq-Strat-Exploration-300x300.jpg

Seq-Strat-Exploration-300x300.jpg

175 ms

Ross-Crain-obituary-.jpg

Ross-Crain-obituary-.jpg

82 ms

adipec.jpg

adipec.jpg

81 ms

maxresdefault.jpg

maxresdefault.jpg

82 ms

otc-houston.jpg

otc-houston.jpg

84 ms

petrolessons-screen-capture.png

petrolessons-screen-capture.png

85 ms

Prerna-Singh-PhD..jpg

Prerna-Singh-PhD..jpg

81 ms

magda-1.png

magda-1.png

82 ms

Jim.png

Jim.png

83 ms

how-to-distllation-column-674x350.jpg

how-to-distllation-column-674x350.jpg

79 ms

refracing-course-600x338.jpg

refracing-course-600x338.jpg

77 ms

geothermal101-hero-600x366.jpg

geothermal101-hero-600x366.jpg

78 ms

P-and-ID-767x511.png

P-and-ID-767x511.png

80 ms

DFIT-Training-course-Petrolessons-600x423.png

DFIT-Training-course-Petrolessons-600x423.png

79 ms

lean-management-672x350.jpg

lean-management-672x350.jpg

78 ms

email-plane.png

email-plane.png

79 ms

background_partner_ss.jpg

background_partner_ss.jpg

79 ms

petrolessons.com

petrolessons.com

540 ms

87d283c9637f4a249c2731680.js

87d283c9637f4a249c2731680.js

201 ms

sdk.js

sdk.js

23 ms

recaptcha__en.js

recaptcha__en.js

106 ms

revolution.extension.slideanims.min.js

revolution.extension.slideanims.min.js

62 ms

revolution.extension.actions.min.js

revolution.extension.actions.min.js

59 ms

revolution.extension.layeranimation.min.js

revolution.extension.layeranimation.min.js

235 ms

revolution.extension.parallax.min.js

revolution.extension.parallax.min.js

61 ms

sdk.js

sdk.js

55 ms

ajax-loader.gif

ajax-loader.gif

180 ms

main.js

main.js

179 ms

bg-orange.jpg

bg-orange.jpg

68 ms

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

40 ms

KFOkCnqEu92Fr1MmgVxIIzc.ttf

KFOkCnqEu92Fr1MmgVxIIzc.ttf

161 ms

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

192 ms

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

192 ms

Accessibility Review

petrolessons.com accessibility score

87

Accessibility Issues

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.

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

ARIA IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

petrolessons.com best practices score

83

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

Browser errors were logged to the console

SEO Factors

petrolessons.com SEO score

84

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

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

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 Petrolessons.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 Petrolessons.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

petrolessons.com

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