Access kalvie.com. Kalvie | Online Tutoring | Find a Tutor | Homework Help | Math, Physics, Chemistry, English and more...

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

8/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value7.2 s

29/100

10%

TBT (Total Blocking Time)

Value1,410 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value15.6 s

6/100

10%

kalvie.com

209 ms

www.kalvie.com

913 ms

ext-combined.min.css

702 ms

jquery.min.js

19 ms

StyleApi.min.css

629 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 62% of them (47 requests) were addressed to the original Kalvie.com, 9% (7 requests) were made to Fonts.gstatic.com and 7% (5 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (913 ms) belongs to the original domain Kalvie.com.

Content Size

2.4 MB

After Optimization

925.5 kB

In fact, the total size of Kalvie.com main page is 2.4 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. CSS take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 97.7 kB

Original 111.8 kB
After minification 72.9 kB
After compression 14.1 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. This page needs HTML code to be minified as it can gain 39.0 kB, which is 35% 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 97.7 kB or 87% of the original size.

Image Optimization

-7%

Potential reduce by 30.9 kB

Original 454.5 kB
After minification 423.6 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. Kalvie images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 118.3 kB

Original 430.6 kB
After minification 408.9 kB
After compression 312.3 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 118.3 kB or 27% of the original size.

CSS Optimization

-87%

Potential reduce by 1.2 MB

Original 1.4 MB
After minification 1.4 MB
After compression 175.6 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. Kalvie.com needs all CSS files to be minified and compressed as it can save up to 1.2 MB or 87% of the original size.

Requests Now

After Optimization

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kalvie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

Buttons do not have an accessible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

EN
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kalvie.com 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 Kalvie.com 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.

Social Sharing Optimization

kalvie.com

Open Graph data is detected on the main page of Kalvie. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

Kalvie | Online Tutoring | Find a Tutor | Homework Help | Math, Physics, Chemistry, English and more!

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

kalvie.com

www.kalvie.com

ext-combined.min.css

jquery.min.js

StyleApi.min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

kalvie.com

www.kalvie.com

ext-combined.min.css

jquery.min.js

StyleApi.min.css

mixpanel.js

api.js

jquery.validate.js

jquery.unobtrusive-ajax.min.js

jquery.validate.unobtrusive.min.js

ext-combined.js

css

mixpanel-2-latest.min.js

gtm.js

kalvieLogoBlue.png

logo@3x.png

home__web.svg

home__mobile.png

header.svg

professional-tutors.png

verified-profiles.png

one-to-one.png

affordable-prices.png

recorded-sessions.png

free-trial.png

video.png

find-tutor-global.png

step-2.png

step-3.png

device-home.png

internet.png

maths.svg

english.svg

further-mathematics.svg

physics.svg

chemistry.svg

biology.svg

on-going-support.svg

last-minute-help.svg

pushing-further.svg

testimonial.svg

arrow.svg

find-new-students.svg