Report Summary

  • 86

    Performance

    Renders faster than
    89% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

postbox.net.nz

PostBox New Zealand – eMail Services

Page Load Speed

2.1 sec in total

First Response

602 ms

Resources Loaded

1.4 sec

Page Rendered

92 ms

postbox.net.nz screenshot

About Website

Visit postbox.net.nz now to see the best up-to-date Post Box content for New Zealand and also check out these interesting facts you probably never knew about postbox.net.nz

Visit postbox.net.nz

Key Findings

We analyzed Postbox.net.nz page load time and found that the first response time was 602 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

postbox.net.nz performance score

86

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

73/100

25%

SI (Speed Index)

Value5.0 s

62/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.098

90/100

15%

TTI (Time to Interactive)

Value3.0 s

96/100

10%

Network Requests Diagram

postbox.net.nz

602 ms

nointernet.jpg

801 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Postbox.net.nz and no external sources were called. The less responsive or slowest element that took the longest time to load (801 ms) belongs to the original domain Postbox.net.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 6.6 kB (10%)

Content Size

64.0 kB

After Optimization

57.3 kB

In fact, the total size of Postbox.net.nz main page is 64.0 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 63.3 kB which makes up the majority of the site volume.

HTML Optimization

-40%

Potential reduce by 247 B

  • Original 625 B
  • After minification 624 B
  • After compression 378 B

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 247 B or 40% of the original size.

Image Optimization

-10%

Potential reduce by 6.4 kB

  • Original 63.3 kB
  • After minification 57.0 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. Post Box images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

1

After Optimization

1

The browser has sent 1 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Post Box. According to our analytics all requests are already optimized.

Accessibility Review

postbox.net.nz accessibility score

87

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 match their roles

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.

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

postbox.net.nz 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

postbox.net.nz SEO score

79

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

Page is blocked from indexing

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

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Postbox.net.nz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Postbox.net.nz main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Post Box. 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: