Tools & Wizards About Us
renaissancebooks.co.nz screenshot

Report Summary

  • 62

    Performance

    Renders faster than
    78% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

renaissancebooks.co.nz

Page Load Speed

2.2 sec in total

First Response

188 ms

Resources Loaded

1.5 sec

Page Rendered

522 ms

renaissancebooks.co.nz screenshot

About Website

Visit renaissancebooks.co.nz now to see the best up-to-date Renaissancebooks content and also check out these interesting facts you probably never knew about renaissancebooks.co.nz

Rare and Out-of-Print Books for sale in Dunedin, Otago, New Zealand. We specialise in antiquarian and rare books. Our site also has a guide to Secondhand and Used Bookstores in Dunedin. We have one of...

Visit renaissancebooks.co.nz

Key Findings

We analyzed Renaissancebooks.co.nz page load time and found that the first response time was 188 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

renaissancebooks.co.nz performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

38/100

25%

SI (Speed Index)

Value4.5 s

71/100

10%

TBT (Total Blocking Time)

Value310 ms

78/100

30%

CLS (Cumulative Layout Shift)

Value0.183

66/100

15%

TTI (Time to Interactive)

Value5.3 s

73/100

10%

Network Requests Diagram

renaissancebooks.co.nz

188 ms

www.renaissancebooks.co.nz

327 ms

clstoresnf.css

76 ms

jquery-1.12.3.min.js

413 ms

jquery-migrate-1.4.min.js

269 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 71% of them (32 requests) were addressed to the original Renaissancebooks.co.nz, 11% (5 requests) were made to Ssl-secure-server.net and 9% (4 requests) were made to Translate.googleapis.com. The less responsive or slowest element that took the longest time to load (652 ms) belongs to the original domain Renaissancebooks.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 180.4 kB (4%)

Content Size

5.1 MB

After Optimization

4.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Renaissancebooks.co.nz main page is 5.1 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. 20% of websites need less resources to load. Images take 4.8 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 40.4 kB

  • Original 49.0 kB
  • After minification 45.9 kB
  • After compression 8.6 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 40.4 kB or 83% of the original size.

Image Optimization

-1%

Potential reduce by 55.1 kB

  • Original 4.8 MB
  • After minification 4.8 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. Renaissancebooks images are well optimized though.

JavaScript Optimization

-36%

Potential reduce by 73.3 kB

  • Original 201.4 kB
  • After minification 201.4 kB
  • After compression 128.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 73.3 kB or 36% of the original size.

CSS Optimization

-73%

Potential reduce by 11.5 kB

  • Original 15.9 kB
  • After minification 12.9 kB
  • After compression 4.3 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. Renaissancebooks.co.nz needs all CSS files to be minified and compressed as it can save up to 11.5 kB or 73% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (12%)

Requests Now

43

After Optimization

38

  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Renaissancebooks. 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

renaissancebooks.co.nz

renaissancebooks.co.nz

188 ms

www.renaissancebooks.co.nz

www.renaissancebooks.co.nz

327 ms

clstoresnf.css

clstoresnf.css

76 ms

jquery-1.12.3.min.js

jquery-1.12.3.min.js

413 ms

jquery-migrate-1.4.min.js

jquery-migrate-1.4.min.js

269 ms

element.js

element.js

19 ms

clstoresnf.css

clstoresnf.css

65 ms

background.gif

background.gif

147 ms

01f592c0f442b13b2cbd2954eef2fc52.gif

01f592c0f442b13b2cbd2954eef2fc52.gif

73 ms

100secure.png

100secure.png

77 ms

19237.jpg

19237.jpg

228 ms

19236.jpg

19236.jpg

261 ms

19235.jpg

19235.jpg

264 ms

19234.jpg

19234.jpg

293 ms

19233.jpg

19233.jpg

296 ms

19232.jpg

19232.jpg

199 ms

19231.jpg

19231.jpg

339 ms

19230.jpg

19230.jpg

323 ms

19229.jpg

19229.jpg

358 ms

19227.jpg

19227.jpg

450 ms

19226.jpg

19226.jpg

393 ms

19225.jpg

19225.jpg

567 ms

19224.jpg

19224.jpg

488 ms

19223.jpg

19223.jpg

541 ms

19222.jpg

19222.jpg

547 ms

19221.jpg

19221.jpg

542 ms

19220.jpg

19220.jpg

539 ms

19219.jpg

19219.jpg

555 ms

18680.jpg

18680.jpg

641 ms

19218.jpg

19218.jpg

618 ms

7269.jpg

7269.jpg

604 ms

6529.jpg

6529.jpg

647 ms

6528.jpg

6528.jpg

644 ms

6301.jpg

6301.jpg

648 ms

renassancehp.gif

renassancehp.gif

652 ms

rss.png

rss.png

56 ms

5u84f48n.gif

5u84f48n.gif

56 ms

cookie.php

cookie.php

76 ms

translateelement.css

translateelement.css

45 ms

main.js

main.js

54 ms

element_main.js

element_main.js

26 ms

translate_24dp.png

translate_24dp.png

28 ms

l

l

94 ms

googlelogo_color_42x16dp.png

googlelogo_color_42x16dp.png

21 ms

translate_24dp.png

translate_24dp.png

19 ms

Accessibility Review

renaissancebooks.co.nz accessibility score

73

Accessibility Issues

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

Buttons do not have an accessible name

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

renaissancebooks.co.nz best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

renaissancebooks.co.nz SEO score

91

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

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

    N/A

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Renaissancebooks.co.nz can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Renaissancebooks.co.nz main page’s claimed encoding is iso-8859-1. 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

renaissancebooks.co.nz

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