Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 57% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

silentfilm.org

San Francisco Silent Film Festival – The San Francisco Silent Film Festival is a nonprofit organization dedicated to educating the public about silent...

Page Load Speed

39.3 sec in total

First Response

807 ms

Resources Loaded

38.2 sec

Page Rendered

333 ms

silentfilm.org screenshot

About Website

Click here to check amazing Silent Film content for United States. Otherwise, check out these important facts you probably never knew about silentfilm.org

The San Francisco Silent Film Festival is a nonprofit organization dedicated to educating the public about silent film as an art form and as a culturally valuable historical record.

Visit silentfilm.org

Key Findings

We analyzed Silentfilm.org page load time and found that the first response time was 807 ms and then it took 38.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

silentfilm.org performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value14.6 s

0/100

25%

SI (Speed Index)

Value6.2 s

44/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.024

100/100

15%

TTI (Time to Interactive)

Value17.5 s

4/100

10%

Network Requests Diagram

silentfilm.org

807 ms

all.css

416 ms

jquery-1.7.2.min.js

633 ms

jquery-ui-1.8.18.min.js

623 ms

cufon-yui.js

380 ms

Our browser made a total of 590 requests to load all elements on the main page. We found that 5% of them (32 requests) were addressed to the original Silentfilm.org, 94% (556 requests) were made to Silentfilm.blob.core.windows.net and 0% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (5.8 sec) relates to the external source Silentfilm.blob.core.windows.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.7 MB (19%)

Content Size

14.3 MB

After Optimization

11.6 MB

In fact, the total size of Silentfilm.org main page is 14.3 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. 85% 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 12.7 MB which makes up the majority of the site volume.

HTML Optimization

-95%

Potential reduce by 466.9 kB

  • Original 494.0 kB
  • After minification 327.4 kB
  • After compression 27.1 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 166.6 kB, which is 34% 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 466.9 kB or 95% of the original size.

Image Optimization

-11%

Potential reduce by 1.4 MB

  • Original 12.7 MB
  • After minification 11.3 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, Silent Film needs image optimization as it can save up to 1.4 MB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-75%

Potential reduce by 844.9 kB

  • Original 1.1 MB
  • After minification 1.0 MB
  • After compression 287.3 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 844.9 kB or 75% of the original size.

CSS Optimization

-86%

Potential reduce by 31.6 kB

  • Original 36.9 kB
  • After minification 30.5 kB
  • After compression 5.3 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. Silentfilm.org needs all CSS files to be minified and compressed as it can save up to 31.6 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (4%)

Requests Now

589

After Optimization

566

The browser has sent 589 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Silent Film. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

silentfilm.org accessibility score

84

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.

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 IDs are not unique

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

Image elements do not have [alt] attributes

Best Practices

silentfilm.org best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

silentfilm.org SEO score

86

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 Silentfilm.org 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 Silentfilm.org 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 description is not detected on the main page of Silent Film. 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: