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Whois & Analysis for sciencehistory.org

Dec 11, 2019 3:54 am UTC

DOMAIN OWNER WHOIS

The owner has chosen to keep his whois contact information private.
Desktop screen Desktop screenshot for sciencehistory.org
62

8 criteria passed
3 criteria to solve

PERFORMANCE OPPORTUNITIES

Make your meta description eloquent and appealing, neither too short nor too long.
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Follow Google PageSpeed Insights to make your page faster.
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OVERVIEW

• Domain Owner
Private
• Category
Education
• Online since
February 17, 2004 Explore Wayback Machine
• Age
20 years, 8 months, 19 days
• Alexa Rank
#140.516, sciencehistory.org is in the world's top 1 million websites

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TECHNICAL SEO & SECURITY

SSL Certificate
This website is not SSL secured (HTTPS), the certificate issued by Let's Encrypt has expired on February 24, 2020.
Title Tag
Science History Institute | Home
Length: 32 (recommended: 10 to 70)
Meta Description
The Science History Institute collects and shares the stories of innovators and of discoveries that shape our lives. We preserve and interpret the history of chemistry, chemical engineering, and the life sciences.
Length: 213 (recommended: 50 to 160)
Google preview
Desktop Version

Science History Institute | Home

https://sciencehistory.org

The Science History Institute collects and shares the stories of innovators and of discoveries that shape our lives. We preserve and interpret the history of chemist...

Mobile Version

https://sciencehistory.org

Science History Institute | Home

The Science History Institute collects and shares the stories of innovators and of discoveries that shape our lives. We preserve a...

Encoding
Great, language/character encoding is specified: utf-8
URL Resolve

Great, a redirect is in place to redirect traffic from your non-preferred domain. All versions of your page point to the same URL.

URL Parameters
Great, the domain URLs look clean.
Attribute Value
viewport width=device-width, initial-scale=1.0

SEMANTIC ANALYSIS

The results of our semantic analysis are shown below using the website's language.

They are the main concepts covered by sciencehistory.org.

Each concept has a confidence score. The higher it is, the more important the topic is relative to the page.

Topics
Chemical engineering Confidence: 81% Arrow up

Chemical engineering is a branch of engineering that applies physical sciences (physics and chemistry), life sciences (microbiology and biochemistry), together with applied mathematics and economics to produce, transform, transport, and properly use chemicals, materials and energy.

A chemical engineer designs large-scale processes that convert chemicals, raw materials, living cells, microorganisms and energy into useful forms and products.

History of chemistry Confidence: 78% Arrow up

The history of alchemy represents a time span from ancient history to the present.

By 1000 BC, civilizations used technologies that would eventually form the basis of the various branches of chemistry.

Examples include extracting metals from ores, making pottery and glazes, fermenting beer and wine, extracting chemicals from plants for medicine and perfume, rendering fat into soap, making glass, and making alloys like bronze.

Science Confidence: 70% Arrow up

Science is a systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the universe.

Innovation Confidence: 66% Arrow

WEBSITE SPEED

sciencehistory.org website speed is very slow. Page speed is important for visitors and search engines.

Get insights to improve your page loading time.

Page Loading Time

1.3s

This domain loads at the median speed of 1.3 seconds.

Speed Percentile

69%

sciencehistory.org is faster than approximately 69 percent of the web. Your website page speed needs to be as fast as you can make it, without compromising the customer experience.

A good goal to achieve is a loading time of 2 seconds on desktop and mobile devices.

PAGESPEED INSIGHTS

Page on which speed is tested live:

Chrome User Experience Report Results

Lighthouse Results

TRAFFIC

This website is ranked #140.516 by Alexa.

This rank is traffic based. The lower the rank is, the better the domain is ranked.

Daily visitors by country

  • sciencehistory.org daily visitors distribution - Total: 2 countries
  • Flag for United States of AmericaUnited States of America (58.9%)
  • Flag for PhilippinesPhilippines (3.6%)
  • Flaf icon for other countryOthers (37.5%)

Traffic country ranks

Country Rank
Flag for United States of AmericaUnited States of America #41.292
Flag for PhilippinesPhilippines #12.072

LAYOUT

Doctype HTML5 Arrow Responsive website, mobile-friendly. Arrow

Mobile Rendering

This website seems to be optimized for Mobile Visitors.

Phone
How sciencehistory.org looks like on a mobile device such as an iPhone.

Tablet
How sciencehistory.org looks like on a tablet such as an iPad.

Main colors used

These are the main HTML color codes used by this website. Arrow
  • 25% #001040
  • 21% #ffffff
  • 13% #f0f0f0
  • 9% #000030
  • 4% #403020
  • 4% #c0c0b0
  • 3% #a0a090
  • 2% #604020
  • 2% #807060
  • 2% #404060
  • 1% #a0a0c0
  • 1% #202030

Text/code ratio

sciencehistory.org's text/code ratio is 7.55%. It's a bit low. Consider raising it by adding more text content of value for your visitors, or keeping your code clean.
Text / Code Ratio 7.55%

A good text to HTML ratio is anywhere from 25 to 70%.

This percentage refers to the visible text ratio, as opposed to HTML elements, image tags and other non-visible information.

Main HTML tags

Headings Arrow up

Great, we found headings on this page.

  • <H1> 0
  • <H2> 6
  • <H3> 0
  • <H4> 0
  • <H5> 0
  • <H6> 0

However, you have not defined a top level heading, or <H1>. It is used to define the most important heading.

We recommend using one top level heading to set up a semantic relationship between that heading and the remainder of the content on a page. It clearly describes to the readers and the search engines what it is about.

<H2>
2nd level heading
Library pop-up (2)
Apply for a fellowship
Museum holiday schedule
Choosing a better high-tech future
Exhibitlab: the bredig archive
Alt attributes Arrow up

We found 25 images on this website.
24 ALT attributes are missing on your image tags. The issue affects 17 actual different images that could be loaded more than once in your page.

Alternative text allows you to add a description to an image.

Google rely on alternative text attributes to determine relevance to a search query. Alternative text also makes an image more likely to appear in a Google image search.

It looks like you're missing alternative text for 24 images on sciencehistory.org. Check your website to make sure it's specified for each image on the page.

SOCIAL MEDIA PRESENCE

This is an overview of your homepage shares on social networks.

You're doing quiet good on social media!

Social shares are a key signal, among many others, that search engines use to evaluate the rankings of a website. Asking people to share your pages, adding visible social share buttons and make great quality content are 3 of the most powerful ways to grow your social presence.

  • Facebook iconFacebook
  • Total Engagement 452
  • Likes 79
  • Shares 321
  • Comments 52

DOMAIN REGISTRAR

Domain Registrar GODADDY.COM, LLC
Registration Date 02/17/2004 20 years, 8 months, 19 days ago
Last Modified 06/06/2019 5 years, 4 months, 29 days ago
Nameservers Arrow up
Host IP Address Country
ns1.dnsmadeeasy.com 208.80.124.2 Flag for United StatesUnited States
ns4.dnsmadeeasy.com 208.80.127.2 Flag for United StatesUnited States
ns3.dnsmadeeasy.com 208.80.125.2 Flag for United StatesUnited States

SERVER DETAILS

Server map
  • Service Provider (ISP)
  • Fastly
  • IP Address
  • 23.185.0.1
  • Country
  • Flag for United StatesUnited States
  • Region
  • California , San Francisco
  • Latitude and Longitude
  • 37.7922 : -122.406
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