Report Summary

  • 97

    Performance

    Renders faster than
    95% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

pjsip.org

PJSIP - Open Source SIP, Media, and NAT Traversal Library

Page Load Speed

686 ms in total

First Response

157 ms

Resources Loaded

406 ms

Page Rendered

123 ms

pjsip.org screenshot

About Website

Click here to check amazing PJSIP content for Iran. Otherwise, check out these important facts you probably never knew about pjsip.org

Professionally supported open source, portable, small footprint multimedia communication libraries written in C language for building portable VoIP applications. Includes implementation of SIP, RTP, S...

Visit pjsip.org

Key Findings

We analyzed Pjsip.org page load time and found that the first response time was 157 ms and then it took 529 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

pjsip.org performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value2.1 s

96/100

25%

SI (Speed Index)

Value2.1 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value2.1 s

99/100

10%

Network Requests Diagram

pjsip.org

157 ms

www.pjsip.org

110 ms

style3.css

67 ms

urchin.js

23 ms

favicon.ico

138 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 83% of them (15 requests) were addressed to the original Pjsip.org, 11% (2 requests) were made to Google-analytics.com and 6% (1 request) were made to Dnn506yrbagrg.cloudfront.net. The less responsive or slowest element that took the longest time to load (157 ms) belongs to the original domain Pjsip.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 20.6 kB (33%)

Content Size

62.8 kB

After Optimization

42.2 kB

In fact, the total size of Pjsip.org main page is 62.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 10% of websites need less resources to load. Images take 42.8 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 5.6 kB

  • Original 8.3 kB
  • After minification 7.5 kB
  • After compression 2.7 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 5.6 kB or 68% of the original size.

Image Optimization

-24%

Potential reduce by 10.2 kB

  • Original 42.8 kB
  • After minification 32.6 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. Obviously, PJSIP needs image optimization as it can save up to 10.2 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-15%

Potential reduce by 999 B

  • Original 6.9 kB
  • After minification 6.9 kB
  • After compression 5.9 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 999 B or 15% of the original size.

CSS Optimization

-79%

Potential reduce by 3.8 kB

  • Original 4.9 kB
  • After minification 3.8 kB
  • After compression 1.0 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. Pjsip.org needs all CSS files to be minified and compressed as it can save up to 3.8 kB or 79% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

16

After Optimization

16

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PJSIP. According to our analytics all requests are already optimized.

Accessibility Review

pjsip.org accessibility score

66

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

pjsip.org best practices score

58

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

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

pjsip.org SEO score

69

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

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • 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 Pjsip.org 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 Pjsip.org 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

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