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blog.sparkpost.com screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

blog.sparkpost.com

PowerMTA: Self-Hosted Email Transfer Agent For Enterprises | Bird

Page Load Speed

2.6 sec in total

First Response

10 ms

Resources Loaded

479 ms

Page Rendered

2.1 sec

blog.sparkpost.com screenshot

About Website

Visit blog.sparkpost.com now to see the best up-to-date Blog Sparkpost content for United States and also check out these interesting facts you probably never knew about blog.sparkpost.com

Send high-volume, business-critical emails by running PowerMTA on your own server or in any public cloud such as Amazon Web Services or Microsoft Azure.

Visit blog.sparkpost.com

Key Findings

We analyzed Blog.sparkpost.com page load time and found that the first response time was 10 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

blog.sparkpost.com performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.3 s

3/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value6.7 s

35/100

10%

TBT (Total Blocking Time)

Value10,950 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.145

77/100

15%

TTI (Time to Interactive)

Value30.1 s

0/100

10%

Network Requests Diagram

blog.sparkpost.com

10 ms

power-mta

113 ms

weglot.min.js

48 ms

bird-sdk.js

112 ms

web-components.es.js

143 ms

Our browser made a total of 77 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Blog.sparkpost.com, 90% (69 requests) were made to Framerusercontent.com and 3% (2 requests) were made to Embeddables.p.mbirdcdn.net. The less responsive or slowest element that took the longest time to load (143 ms) relates to the external source Embeddables.p.mbirdcdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 446.6 kB (40%)

Content Size

1.1 MB

After Optimization

677.8 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Blog.sparkpost.com main page is 1.1 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. 60% of websites need less resources to load. Images take 516.0 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 434.8 kB

  • Original 494.4 kB
  • After minification 493.8 kB
  • After compression 59.6 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 434.8 kB or 88% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 516.0 kB
  • After minification 516.0 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. Blog Sparkpost images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 11.8 kB

  • Original 114.0 kB
  • After minification 114.0 kB
  • After compression 102.2 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.

Requests Breakdown

Number of requests can be reduced by 5 (42%)

Requests Now

12

After Optimization

7

  • Images
  • JavaScript

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blog Sparkpost. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

blog.sparkpost.com

blog.sparkpost.com

10 ms

power-mta

power-mta

113 ms

weglot.min.js

weglot.min.js

48 ms

bird-sdk.js

bird-sdk.js

112 ms

web-components.es.js

web-components.es.js

143 ms

script

script

111 ms

script_main.TBTBTD7U.mjs

script_main.TBTBTD7U.mjs

104 ms

us.svg

us.svg

61 ms

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zi-tag.js

zi-tag.js

84 ms

Accessibility Review

blog.sparkpost.com accessibility score

83

Accessibility Issues

ARIA

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.

Impact

Issue

High

[aria-*] attributes do not have valid values

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

Links do not have a discernible name

Best Practices

blog.sparkpost.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

General

Impact

Issue

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

blog.sparkpost.com SEO score

86

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 Blog.sparkpost.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 Blog.sparkpost.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

blog.sparkpost.com

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