Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

bosphorustour.com

Istanbul Bosphorus sightseeing Cruises | Istanbul Tours | Istanbul dining Cruises | Yacht Charter in Istanbul | Private Events on the Istanbul Bosphor...

Page Load Speed

10.8 sec in total

First Response

383 ms

Resources Loaded

5.3 sec

Page Rendered

5.1 sec

About Website

Welcome to bosphorustour.com homepage info - get ready to check Bosphorus Tour best content for Turkey right away, or after learning these important things about bosphorustour.com

Istanbul Bosphorus Tours have years of experience organizing daily bosphorus sightseeing cruises, bosphorus dinner cruises by night, hosting private parties, corporate events of all kinds. From a bosp...

Visit bosphorustour.com

Key Findings

We analyzed Bosphorustour.com page load time and found that the first response time was 383 ms and then it took 10.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

bosphorustour.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value13.1 s

0/100

25%

SI (Speed Index)

Value7.2 s

29/100

10%

TBT (Total Blocking Time)

Value190 ms

90/100

30%

CLS (Cumulative Layout Shift)

Value0.272

45/100

15%

TTI (Time to Interactive)

Value16.5 s

5/100

10%

Network Requests Diagram

bosphorustour.com

383 ms

www.bosphorustour.com

909 ms

css

70 ms

css

90 ms

Bosphorus-main.css

237 ms

Our browser made a total of 168 requests to load all elements on the main page. We found that 89% of them (149 requests) were addressed to the original Bosphorustour.com, 2% (4 requests) were made to Use.fontawesome.com and 2% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Bosphorustour.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 429.3 kB (3%)

Content Size

12.6 MB

After Optimization

12.1 MB

In fact, the total size of Bosphorustour.com main page is 12.6 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 11.9 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 165.6 kB

  • Original 179.7 kB
  • After minification 65.7 kB
  • After compression 14.1 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 114.0 kB, which is 63% 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 165.6 kB or 92% of the original size.

Image Optimization

-2%

Potential reduce by 214.2 kB

  • Original 11.9 MB
  • After minification 11.7 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. Bosphorus Tour images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 30.9 kB

  • Original 417.3 kB
  • After minification 417.2 kB
  • After compression 386.4 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

-34%

Potential reduce by 18.6 kB

  • Original 54.9 kB
  • After minification 54.9 kB
  • After compression 36.2 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. Bosphorustour.com needs all CSS files to be minified and compressed as it can save up to 18.6 kB or 34% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (13%)

Requests Now

155

After Optimization

135

The browser has sent 155 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bosphorus Tour. 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 from 16 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

bosphorustour.com accessibility score

91

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

Links do not have a discernible name

Best Practices

bosphorustour.com best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

bosphorustour.com SEO score

92

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

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