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climate.yale.edu: Institute for Biospheric Studies

Page load speed analysis

  • 69/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    97 ms

  • Resources loaded

    1 sec

  • Page rendered

    481 ms

  • Total page load time

    1.6 sec

Visit climate.yale.edu now to see the best up-to-date Climate Yale content for United States and also check out these interesting facts you probably never knew about climate.yale.edu

We analyzed Climate.yale.edu page load time and found that the first response time was 97 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Page optimization

  • HTML 61.1 kB
    Images 1.6 MB
    Javascripts 235.6 kB
    CSS 226.8 kB

    In fact, the total size of Climate.yale.edu main page is 2.1 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. 50% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

    • Original 61.1 kB
    • After minification 57.8 kB
    • After compression 15.0 kB

    HTML optimization

    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 46.1 kB or 75% of the original size.

    • Original 1.6 MB
    • After optimization 1.5 MB

    Image optimization

    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. Climate Yale images are well optimized though.

    • Original 235.6 kB
    • After minification 180.0 kB
    • After compression 59.1 kB

    JavaScript optimization

    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 176.5 kB or 75% of the original size.

    • Original 226.8 kB
    • After minification 222.0 kB
    • After compression 36.8 kB

    CSS optimization

    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. Climate.yale.edu needs all CSS files to be minified and compressed as it can save up to 190.0 kB or 84% of the original size.

Network requests diagram

  • climate.yale.edu
  • css_pbm0lsQQJ7A7WCCIMgxLho6mI_kBNgznNUWmTWcnfoE.css
  • css_VLxkgwvjnx8YybbRuH915Ji-nKqBkjferv2-4eajdYs.css
  • css_j1tBM5qxtkO2Dr51b4a5TJY7PBGweD971MhUNrAjaJs.css
  • css_FHI0Q6j6TAlQ5uwcCOfxgRMDw58O6YNZIGGCcBgAOrY.css
  • css_TrY6ndq6qT0LVmgWHsuUCk3hDXE8i5Y1Gpynv9DV7j8.css
  • css_PNtv6F5qCUMRwiGHO4Qi6zaAtBYc6VOEJKCwVwtLyeg.css
  • css_ZpRIVXH_S1Bsnke2PLNgFNnFhstPOf8Js-mlIgoB_qo.css
  • jquery.min.js
  • js_IkgOrrVZK1UTp2HktvFi5vo1g7b25Muyr5GoySikuic.js
  • jquery-ui.min.js
  • js_OkyZyjmFeprHZC0sQFRjK_9KfqVZj-FhMKV1KbiOzW0.js
  • js_0myK0Qb-BrFeVuKm-w_UsqhVSV40-tYR7xtALHePpBc.js
  • js_fRI8JG1ZxrYWOmsteLlQId3PQJpjbQMXkP8fuoPYokc.js
  • js_oCL5Bgv3M2HTCk0FNb6DS5wnIEMm85jH6R8KO3b_gvM.js
  • js_4syjHyH2WjTLfhrB6ObZmedbUYChHH9GGneZkGejZ3c.js
  • dc.js
  • bkgd.jpg
  • top-banner.jpg
  • spacer.gif
  • search-area.png
  • search-submit.png
  • arrow-right.png
  • skinny_instruments.jpg
  • tick_warning_on_field_of_flowers_0.jpg
  • bez_imeni-35.jpg
  • women_dirty_water.png
  • cyclists_in_the_rain.png
  • bkgd-news.jpg
  • title-news.jpg
  • titlelink-news.jpg
  • title-penumbra.jpg
  • titlelink-articles.jpg
  • video-play-overlay.png
  • bGtA3lU2gXo.jpg
  • bkgd-events.jpg
  • title-events.jpg
  • titlelink-events.jpg
  • title-perspectives.jpg
  • titlelink-perspectives.jpg
  • thumb-forums.jpg
  • thumb-speakers.jpg
  • thumb-videos.jpg
  • thumb-undergrad.jpg
  • thumb-grants.jpg
  • yale-wordmark-blue-default.png
  • twitter-icon.png
  • Facebooklogopic.png
  • flexslider-select-sprites-grey.png
  • __utm.gif
  • nr-885.min.js

Our browser made a total of 51 requests to load all elements on the main page. We found that 90% of them (46 requests) were addressed to the original Climate.yale.edu, 4% (2 requests) were made to Ajax.googleapis.com and 4% (2 requests) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (444 ms) belongs to the original domain Climate.yale.edu.

Additional info on climate.yale.edu

Requests

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Climate Yale. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

10

Javascripts

32

Images

7

CSS

49

All

Possible request optimization

1

Javascripts

25

Images

1

CSS

22

Optimized

27

All

Normal result

IP address

Climate.yale.edu uses IP address which is currently shared with 4 other domains. The more sites share the same IP address, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Poor result

IP Trace

DNS records

Type Host Target/ip TTL Other
A

climate.yale.edu

23.185.0.3 10800
NS

climate.yale.edu

serv4.net.yale.edu 10800
NS

climate.yale.edu

serv3.net.yale.edu 10800
NS

climate.yale.edu

serv1.net.yale.edu 10800
NS

climate.yale.edu

serv2.net.yale.edu 10800

Language and encoding

Good result

Language

EN en language flag

Detected

EN en language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Climate.yale.edu 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 Climate.yale.edu 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.

HTTPS certificate

SSL Certificate

Climate.yale.edu has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

Country of origin for 53.7% of all visits is United States. It’s good for Climate.yale.edu that their server is also located in United States, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Poor result

Social Sharing Optimization

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

climate.yale.edu

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