Tools & Wizards About Us

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

safe-latch.com

Lock down classrooms instantly and safely - Safe-Latch

Page Load Speed

3.5 sec in total

First Response

527 ms

Resources Loaded

2.6 sec

Page Rendered

378 ms

About Website

Welcome to safe-latch.com homepage info - get ready to check Safe Latch best content right away, or after learning these important things about safe-latch.com

Safe. Simple. Teacher Approved! Safe-Latch is a latch hold-back device that helps schools enforce locked door policies on a daily basis Safe-Latch is NOT a barricade! The best barricade on the market ...

Visit safe-latch.com

Key Findings

We analyzed Safe-latch.com page load time and found that the first response time was 527 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

safe-latch.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value11.5 s

0/100

25%

SI (Speed Index)

Value8.0 s

22/100

10%

TBT (Total Blocking Time)

Value2,550 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.068

96/100

15%

TTI (Time to Interactive)

Value17.1 s

4/100

10%

Network Requests Diagram

safe-latch.com

527 ms

avatar-manager.min.css

196 ms

styles.css

201 ms

front.min.css

199 ms

style.min.css

266 ms

Our browser made a total of 95 requests to load all elements on the main page. We found that 96% of them (91 requests) were addressed to the original Safe-latch.com, 2% (2 requests) were made to Googletagmanager.com and 1% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (696 ms) belongs to the original domain Safe-latch.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (34%)

Content Size

4.6 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Safe-latch.com main page is 4.6 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. 45% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 1.4 MB

  • Original 1.6 MB
  • After minification 1.6 MB
  • After compression 221.1 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. 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 1.4 MB or 86% of the original size.

Image Optimization

-6%

Potential reduce by 154.5 kB

  • Original 2.4 MB
  • After minification 2.3 MB

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. Safe Latch images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 23.8 kB

  • Original 480.1 kB
  • After minification 480.1 kB
  • After compression 456.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-16%

Potential reduce by 5.9 kB

  • Original 38.1 kB
  • After minification 38.1 kB
  • After compression 32.2 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. Safe-latch.com needs all CSS files to be minified and compressed as it can save up to 5.9 kB or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 80 (87%)

Requests Now

92

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 92 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Safe Latch. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 76 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

safe-latch.com accessibility score

96

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

safe-latch.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

safe-latch.com SEO score

99

Search Engine Optimization Advices

Mobile Friendly

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/).

Impact

Issue

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 Safe-latch.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 Safe-latch.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

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