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Whois & Analysis for matrixcalculator.com

Jun 12, 2021 1:14 pm UTC

DOMAIN OWNER WHOIS

The owner has chosen to keep his whois contact information private.
Desktop screen Desktop screenshot for matrixcalculator.com
66

7 criteria passed
4 criteria to solve

PERFORMANCE OPPORTUNITIES

Make all versions of your website point to the same URL.
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Consider adding a robots.txt file in your web server's root directory.
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OVERVIEW

• Domain Owner
Private

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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 August 15, 2021.
Title Tag
Online Matrix Calculator with steps
Length: 35 (recommended: 10 to 70)
Meta Description
Add, subtract, multiply and divide 2 matrices. Transpose, raise to the power and find the inverse and determinant
Length: 113 (recommended: 50 to 160)
Google preview
Desktop Version

Online Matrix Calculator with steps

https://matrixcalculator.com

Add, subtract, multiply and divide 2 matrices. Transpose, raise to the power and find the inverse and determinant

Mobile Version

https://matrixcalculator.com

Online Matrix Calculator with steps

Add, subtract, multiply and divide 2 matrices. Transpose, raise to the power and find the inverse and determinant

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

No 301 redirects are in place to redirect traffic to your preferred domain. Pages that load successfully both with and without www. are treated as duplicate content! Not all versions of your page point to the same URL.

Robots.txt
No robots.txt file was found on this page.
URL Parameters
Great, the domain URLs look clean.
Attribute Value
viewport width=device-width, initial-scale=1.0

SEMANTIC ANALYSIS

The owner has associated the following topics to the website.

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

They are the main concepts covered by matrixcalculator.com.

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

Topics
Determinant Confidence: 82% Arrow up

In linear algebra, the determinant is a value that can be computed from the elements of a square matrix.

The determinant of a matrix is denoted, or.

Geometrically, it can be viewed as the scaling factor of the linear transformation described by the matrix.

Transpose Confidence: 82% Arrow up

In linear algebra, the transpose of a matrix is an operator which flips a matrix over its diagonal, that is it switches the row and column indices of the matrix by producing another matrix denoted as AT (also written A′, Atr, tA or At).

It is achieved by any one of the following equivalent actions:

Matrix (mathematics) Confidence: 80% Arrow up

In mathematics, a matrix (plural: matrices) is a rectangular of numbers, symbols, or expressions, arranged in s and s.

For example, the dimensions of the matrix below are 2 × 3 (read "two by three"), because there are two rows and three columns:

Calculator Confidence: 79% Arrow up

An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics.

Multiplication Confidence: 77% Arrow up

Multiplication (often denoted by the cross symbol "×", by a point "⋅", by juxtaposition, or, on computers, by an asterisk "∗") is one of the four elementary mathematical operations of arithmetic; with the others being addition, subtraction and division.

PAGESPEED INSIGHTS

Page on which speed is tested live:

Chrome User Experience Report Results

Lighthouse Results

Run Google PageSpeed Insights Analysis on matrixcalculator.com

LAYOUT

Doctype HTML5 Arrow Responsive website, mobile-friendly. Arrow

Mobile Rendering

This website seems to be optimized for Mobile Visitors.

Phone
How matrixcalculator.com looks like on a mobile device such as an iPhone.

Tablet
How matrixcalculator.com looks like on a tablet such as an iPad.

Main colors used

These are the main HTML color codes used by this website. Arrow
  • 52% #f0f0ff
  • 23% #ffffff
  • 5% #d0d0d0
  • 4% #f0f0f0
  • 4% #b0a0a0
  • 2% #605050
  • 2% #f0ffff
  • 2% #706060
  • 1% #c0b0b0
  • 1% #d04040
  • 1% #a09090
  • 0% #403020

Text/code ratio

matrixcalculator.com's text/code ratio is 2.77%. 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 2.77%

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> 0
  • <H3> 0
  • <H4> 8
  • <H5> 17
  • <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.

<H4>
4th level heading
Matrix addition
Matrix subtraction
Matrix multiplication
Matrix division
Power of a matrix
<H5>
5th level heading
Matrix a
Matrix b
1. scalar multiplication:
2. matrix-matrix multiplication:
1. scalar division:
Alt attributes Arrow up

We found 1 images on this website.
1 ALT attributes are missing on your image tags.

Image Image URL Occurrences
Image with missing alt attribute found on matrixcalculator.com /static/assets/images/logo-2.png 1

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 1 images on matrixcalculator.com. 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.

It seems you have a very poor social media presence.

Follow these tips to build a better relationship with your audience : set smart goals, identify your audience, be human, seek relationships, create an editorial calendar, automate, focus on helping, optimize for engagement, get visual, stay active and create great content.

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  • Total Engagement 0
  • Likes 0
  • Shares 0
  • Comments 0
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