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itis.gov: Integrated Taxonomic Information System

Hosted by the USGS Core Science Analytics and Synthesis. Page designed through the cooperative efforts of interagency ITIS Teams. Point of Contact: itiswebmaster@itis.gov.

Page load speed analysis

  • 65/100

    Normal result
  • 4

    Successful tests
  • 4

    Failed tests
  • First response

    217 ms

  • Resources loaded

    1.4 sec

  • Page rendered

    145 ms

  • Total page load time

    1.7 sec

Welcome to itis.gov homepage info - get ready to check Itis best content for Indonesia right away, or after learning these important things about itis.gov

We analyzed Itis.gov page load time and found that the first response time was 217 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 28.5 kB
    Images 2.6 kB
    Javascripts 268.4 kB
    CSS 8.9 kB

    In fact, the total size of Itis.gov main page is 308.4 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. 15% of websites need less resources to load. Javascripts take 268.4 kB which makes up the majority of the site volume.

    • Original 28.5 kB
    • After minification 21.0 kB
    • After compression 5.4 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. This page needs HTML code to be minified as it can gain 7.5 kB, which is 26% 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 23.1 kB or 81% of the original size.

    • Original 2.6 kB
    • After optimization 2.6 kB

    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. Itis images are well optimized though.

    • Original 268.4 kB
    • After minification 262.3 kB
    • After compression 94.9 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 173.5 kB or 65% of the original size.

    • Original 8.9 kB
    • After minification 6.3 kB
    • After compression 1.6 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. Itis.gov needs all CSS files to be minified and compressed as it can save up to 7.2 kB or 82% of the original size.

Network requests diagram

  • itis.gov
  • www.itis.gov
  • itisstyle.css
  • jquery-1.7.min.js
  • superfish.js
  • supersubs.js
  • jquery.hoverIntent.minified.js
  • superfish.css
  • superfish-vertical.css
  • usgs-analytics.js
  • foresee-trigger.js
  • Universal-Federated-Analytics-Min.1.0.js
  • usa-search.js
  • ga.js
  • bg.gif
  • maintoplogo.gif
  • homebanner.gif
  • spacer.gif
  • leftbar.gif
  • feed-icon-14x14.png
  • bar.gif
  • arrows-ffffff.png
  • shadow.png
  • __utm.gif
  • remote.loader.js
  • analytics.js
  • iframe_api
  • collect
  • collect
  • collect
  • collect
  • www-widgetapi.js
  • stats.js

Our browser made a total of 33 requests to load all elements on the main page. We found that 55% of them (18 requests) were addressed to the original Itis.gov, 15% (5 requests) were made to Google-analytics.com and 12% (4 requests) were made to Usgs.gov. The less responsive or slowest element that took the longest time to load (472 ms) belongs to the original domain Itis.gov.

Additional info on itis.gov

Requests

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Itis. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

14

Javascripts

14

Images

3

CSS

31

All

Possible request optimization

1

Javascripts

4

Images

3

CSS

23

Optimized

8

All

Normal result

Redirects

As for redirects, our browser was forwarded to http://www.itis.gov/ before it reached this domain.

IP address

This IP address is dedicated to Itis.gov. This is the best domain hosting practice .

Normal result

IP Trace

itis.gov

137.227.231.25

DNS records

Type Host Target/ip TTL Other
A

itis.gov

137.227.231.25 81464
NS

itis.gov

SI-NAMES1.si.edu 86400
NS

itis.gov

SI-NAMES2.si.edu 86400
SOA

itis.gov

3600 Mname: si-names1.si.edu
Rname: ocio-noc.si.edu
Serial: 633250422
Refresh: 1200
Retry: 180
Expire: 1209600
Minimum-ttl: 1800
MX

itis.gov

itis-gov.mail.protection.outlook.com 3600 Pri: 0

Language and encoding

Poor result

Language

EN en language flag

Detected

N/A  language flag

Claimed

Encoding

ISO-8859-1

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Itis.gov 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 Itis.gov main page’s claimed encoding is iso-8859-1. 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.

HTTPS certificate

SSL Certificate

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

Poor result

Visitor World Map

Country of origin for 15.3% of all visits is Indonesia. It lies approximately 9860 miles away from the server location (United States) and such a long distance can negatively affect website speed, as it takes some time for data to travel back and forth between those places. That’s why one of the best ways to speed up Itis.gov page load time for the majority of users is moving the server to Indonesia or just closer to the user base.

Poor result

Poor result

Social Sharing Optimization

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

itis.gov

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