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Report Summary

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    Performance

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    Accessibility

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    Best Practices

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    SEO

schlumberger.com

SLB, a global technology company | SLB

Page Load Speed

2.8 sec in total

First Response

280 ms

Resources Loaded

2.3 sec

Page Rendered

143 ms

schlumberger.com screenshot

About Website

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

SLB is a global technology company, driving energy innovation for a balanced planet

Visit schlumberger.com

Key Findings

We analyzed Schlumberger.com page load time and found that the first response time was 280 ms and then it took 2.5 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

schlumberger.com performance score

0

Network Requests Diagram

schlumberger.com

280 ms

www.schlumberger.com

142 ms

www.slb.com

349 ms

jquery-1.5.1.min.js

279 ms

share.js

237 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Schlumberger.com, 84% (42 requests) were made to Slb.com and 4% (2 requests) were made to Admin.brightcove.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Slb.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 466.9 kB (46%)

Content Size

1.0 MB

After Optimization

554.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Schlumberger.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. 35% of websites need less resources to load. Images take 464.2 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 73.7 kB

  • Original 94.9 kB
  • After minification 88.6 kB
  • After compression 21.2 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 73.7 kB or 78% of the original size.

Image Optimization

-8%

Potential reduce by 36.4 kB

  • Original 464.2 kB
  • After minification 427.9 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. Schlumberger images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 295.2 kB

  • Original 389.5 kB
  • After minification 375.0 kB
  • After compression 94.3 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 295.2 kB or 76% of the original size.

CSS Optimization

-84%

Potential reduce by 61.7 kB

  • Original 73.2 kB
  • After minification 53.6 kB
  • After compression 11.5 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. Schlumberger.com needs all CSS files to be minified and compressed as it can save up to 61.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (62%)

Requests Now

47

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Schlumberger. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

schlumberger.com

schlumberger.com

280 ms

www.schlumberger.com

www.schlumberger.com

142 ms

www.slb.com

www.slb.com

349 ms

jquery-1.5.1.min.js

jquery-1.5.1.min.js

279 ms

share.js

share.js

237 ms

swfobject.js

swfobject.js

245 ms

menuhover.js

menuhover.js

254 ms

BrightcoveExperiences_all.js

BrightcoveExperiences_all.js

9 ms

APIModules_all.js

APIModules_all.js

10 ms

bcl.js

bcl.js

243 ms

slb.js

slb.js

240 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

463 ms

slb.css

slb.css

461 ms

home.css

home.css

460 ms

layout.css

layout.css

468 ms

flexslider.css

flexslider.css

463 ms

home2012.css

home2012.css

477 ms

newsroom.css

newsroom.css

649 ms

header.css

header.css

608 ms

notification.css

notification.css

718 ms

jquery.flatmenu.css

jquery.flatmenu.css

606 ms

jquery.flatmenu.js

jquery.flatmenu.js

1132 ms

nobranding.css

nobranding.css

832 ms

analytics.js

analytics.js

5 ms

gradient_1120.jpg

gradient_1120.jpg

89 ms

btn_notice.gif

btn_notice.gif

82 ms

logo_slb_header.gif

logo_slb_header.gif

85 ms

defining_geomechanics_60x60.jpg

defining_geomechanics_60x60.jpg

191 ms

understanding_complex_reservoirs_60x60.jpg

understanding_complex_reservoirs_60x60.jpg

210 ms

cementing_operations_60x60.jpg

cementing_operations_60x60.jpg

210 ms

collect

collect

13 ms

background_header_notice.jpg

background_header_notice.jpg

174 ms

search_button.png

search_button.png

168 ms

banner-outline-black.png

banner-outline-black.png

121 ms

banner-overlay-dark.png

banner-overlay-dark.png

148 ms

perf_app_660x300.jpg

perf_app_660x300.jpg

168 ms

annual_report_2015_660x300.jpg

annual_report_2015_660x300.jpg

187 ms

maxpull3.jpg

maxpull3.jpg

157 ms

axeblade_660x300.jpg

axeblade_660x300.jpg

148 ms

background-main-menu.gif

background-main-menu.gif

172 ms

bg-article-list-light.png

bg-article-list-light.png

285 ms

spotlight-gradient2-dark.png

spotlight-gradient2-dark.png

330 ms

hydraglyde_cs_320x200.jpg

hydraglyde_cs_320x200.jpg

367 ms

hydraglyde_tech-innov_320x200.jpg

hydraglyde_tech-innov_320x200.jpg

398 ms

siteanalyze_18801.js

siteanalyze_18801.js

29 ms

stock-down.gif

stock-down.gif

341 ms

stock-up.gif

stock-up.gif

350 ms

menu-active-indicator-full.gif

menu-active-indicator-full.gif

388 ms

slb_control_nav-dark.png

slb_control_nav-dark.png

394 ms

image.aspx

image.aspx

32 ms

SEO Factors

schlumberger.com SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Schlumberger.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 Schlumberger.com main page’s claimed encoding is . 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.

Social Sharing Optimization

schlumberger.com

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