Tools & Wizards About Us

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

emaillistus.com

Schools Email Lists - Verified K12 Data of School Principals and Superintendents

Page Load Speed

1.6 sec in total

First Response

99 ms

Resources Loaded

1.1 sec

Page Rendered

369 ms

About Website

Visit emaillistus.com now to see the best up-to-date Email Listus content for United States and also check out these interesting facts you probably never knew about emaillistus.com

Purchase verified K12 data and school lists including principals, superintendents, and district staff. Our extensive database covers elementary, middle, and high schools, divided in private, charter, ...

Visit emaillistus.com

Key Findings

We analyzed Emaillistus.com page load time and found that the first response time was 99 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 30% of websites can load faster.

Performance Metrics

emaillistus.com performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

74/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value2,160 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.23

54/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

emaillistus.com

99 ms

www.emaillistus.com

359 ms

bootstrap.min.css

100 ms

template.css

129 ms

css2

54 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 64% of them (57 requests) were addressed to the original Emaillistus.com, 20% (18 requests) were made to Fonts.gstatic.com and 3% (3 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (445 ms) belongs to the original domain Emaillistus.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 66.1 kB (19%)

Content Size

347.6 kB

After Optimization

281.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Emaillistus.com main page is 347.6 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. 70% of websites need less resources to load. Images take 147.4 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 42.2 kB

  • Original 51.3 kB
  • After minification 43.6 kB
  • After compression 9.1 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 7.7 kB, which is 15% 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 42.2 kB or 82% of the original size.

Image Optimization

-9%

Potential reduce by 13.7 kB

  • Original 147.4 kB
  • After minification 133.7 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. Email Listus images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 10.0 kB

  • Original 99.0 kB
  • After minification 99.0 kB
  • After compression 89.0 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

-0%

Potential reduce by 79 B

  • Original 49.8 kB
  • After minification 49.8 kB
  • After compression 49.8 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. Emaillistus.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 21 (30%)

Requests Now

69

After Optimization

48

  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Email Listus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

emaillistus.com accessibility score

90

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

Names and labels

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.

Impact

Issue

High

Image elements do not have [alt] attributes

Best Practices

emaillistus.com best practices score

83

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

emaillistus.com SEO score

86

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

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 Emaillistus.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 Emaillistus.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 description is not detected on the main page of Email Listus. 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: