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zinnos.com screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

zinnos.com

Home - NMEA 0183, IEC 61162, Ship Network & Interface - Zinnos

Page Load Speed

6.9 sec in total

First Response

597 ms

Resources Loaded

6.1 sec

Page Rendered

223 ms

zinnos.com screenshot

About Website

Visit zinnos.com now to see the best up-to-date Zinnos content and also check out these interesting facts you probably never knew about zinnos.com

Zinnos was founded fifteen years ago, and dedicated to Marine electronics, Ship Network and Interface. Most our products are NMEA and IEC 61162 related.

Visit zinnos.com

Key Findings

We analyzed Zinnos.com page load time and found that the first response time was 597 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

zinnos.com performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.0 s

1/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

2/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value150 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

Network Requests Diagram

zinnos.com

597 ms

zinnos.com

1304 ms

css

34 ms

a3x1d.css

966 ms

a3x1d.css

1158 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 81% of them (25 requests) were addressed to the original Zinnos.com, 6% (2 requests) were made to Fonts.gstatic.com and 3% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Zinnos.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (43%)

Content Size

2.5 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zinnos.com main page is 2.5 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. 30% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 49.8 kB

  • Original 64.6 kB
  • After minification 60.3 kB
  • After compression 14.7 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 49.8 kB or 77% of the original size.

Image Optimization

-18%

Potential reduce by 276.0 kB

  • Original 1.5 MB
  • After minification 1.2 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. Obviously, Zinnos needs image optimization as it can save up to 276.0 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 306.6 kB

  • Original 431.6 kB
  • After minification 409.6 kB
  • After compression 124.9 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 306.6 kB or 71% of the original size.

CSS Optimization

-85%

Potential reduce by 458.3 kB

  • Original 536.3 kB
  • After minification 526.1 kB
  • After compression 78.0 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. Zinnos.com needs all CSS files to be minified and compressed as it can save up to 458.3 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (62%)

Requests Now

26

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zinnos. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zinnos.com

zinnos.com

597 ms

zinnos.com

zinnos.com

1304 ms

css

css

34 ms

a3x1d.css

a3x1d.css

966 ms

a3x1d.css

a3x1d.css

1158 ms

enfold.css

enfold.css

586 ms

style.css

style.css

597 ms

avia-merged-styles-6a668479bd69819cca5a634a720288aa---6694a63b7a42a.css

avia-merged-styles-6a668479bd69819cca5a634a720288aa---6694a63b7a42a.css

1561 ms

7y7io.js

7y7io.js

1332 ms

a3x1d.js

a3x1d.js

1592 ms

json2.js

json2.js

1390 ms

aglv.js

aglv.js

1748 ms

js

js

54 ms

element.js

element.js

49 ms

jquery.form.min.js

jquery.form.min.js

1750 ms

core.min.js

core.min.js

1954 ms

datepicker.min.js

datepicker.min.js

2042 ms

e-202435.js

e-202435.js

19 ms

video.js

video.js

1962 ms

avia-footer-scripts-0aa08b32ea9afd46b2da23db6801abe1---6694a63bc2467.js

avia-footer-scripts-0aa08b32ea9afd46b2da23db6801abe1---6694a63bc2467.js

2638 ms

cropped-zinnos_favicon.png

cropped-zinnos_favicon.png

565 ms

smart-ship1.jpg

smart-ship1.jpg

985 ms

nmea-buffer-splitter-znr-416.gif

nmea-buffer-splitter-znr-416.gif

1166 ms

analog-nmea-converter-znc-401.gif

analog-nmea-converter-znc-401.gif

1194 ms

nmea-tester-monitor-simulator-znt-300.png

nmea-tester-monitor-simulator-znt-300.png

2612 ms

nmea-ethernet-gateway-multiplexer-zmg-340.gif

nmea-ethernet-gateway-multiplexer-zmg-340.gif

1157 ms

dsm250-nmea-2000-display.gif

dsm250-nmea-2000-display.gif

1581 ms

grain_top.png

grain_top.png

1848 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

16 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVQ.woff

26 ms

entypo-fontello.woff

entypo-fontello.woff

2061 ms

Accessibility Review

zinnos.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

zinnos.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

SEO Factors

zinnos.com SEO score

83

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

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 Zinnos.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 Zinnos.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

zinnos.com

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