Access nri.ac.ir. پژوهشگاه نیرو

name

value

score

weighting

FCP (First Contentful Paint)

Value12.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value17.2 s

0/100

25%

SI (Speed Index)

Value18.8 s

0/100

10%

TBT (Total Blocking Time)

Value500 ms

58/100

30%

CLS (Cumulative Layout Shift)

Value1.199

1/100

15%

TTI (Time to Interactive)

Value18.7 s

3/100

10%

nri.ac.ir

4796 ms

comon.css

2778 ms

tinybox.js

985 ms

font.css

673 ms

overlay-minimal.css

672 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 94% of them (67 requests) were addressed to the original Nri.ac.ir, 3% (2 requests) were made to Service.persianstat.com and 1% (1 request) were made to Persianstat.com. The less responsive or slowest element that took the longest time to load (16.6 sec) belongs to the original domain Nri.ac.ir.

Content Size

893.8 kB

After Optimization

613.6 kB

In fact, the total size of Nri.ac.ir main page is 893.8 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. 20% of websites need less resources to load. Images take 549.5 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 43.3 kB

Original 64.8 kB
After minification 47.5 kB
After compression 21.5 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 17.3 kB, which is 27% 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 43.3 kB or 67% of the original size.

Image Optimization

-4%

Potential reduce by 20.7 kB

Original 549.5 kB
After minification 528.9 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. Nri images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 105.3 kB

Original 158.2 kB
After minification 151.4 kB
After compression 53.0 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 105.3 kB or 67% of the original size.

CSS Optimization

-92%

Potential reduce by 111.0 kB

Original 121.2 kB
After minification 86.9 kB
After compression 10.3 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. Nri.ac.ir needs all CSS files to be minified and compressed as it can save up to 111.0 kB or 92% of the original size.

Requests Now

After Optimization

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nri. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

FA
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nri.ac.ir can be misinterpreted by Google and other search engines. Our service has detected that Persian 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 Nri.ac.ir 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

nri.ac.ir

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

Report Summary

Performance

Accessibility

Best Practices

SEO

پژوهشگاه نیرو

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

nri.ac.ir

comon.css

tinybox.js

font.css

overlay-minimal.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

nri.ac.ir

comon.css

tinybox.js

font.css

overlay-minimal.css

jquery.js

swfobject.js

jquery.tools.min.js

videolightbox.js

default.css

nivo-slider.css

jquery-2.0.0b1.js

jquery-migrate-1.0.0.js

jquery.nivo.slider.pack.js

scripttTabs.js

styletab.css

animate.css

stat.js

nri.ac.ir.gif

bg.png

home.png

blank.png

phone.png

sitemap.png

user-icon.png

serach.png

header.jpg

menubg.jpg

slidbg.jpg

86c3d304-96a3-4fe3-bd1d-955f4a695135.jpg

d21e36b4-441a-4cac-bbe7-f23804561eb1.jpg

00867348-e826-4fc1-86a6-db89b97c7413.jpg

99b4745c-e1a4-415e-8223-4f05e24663f3.jpg

183c7b1b-9ddc-4ca5-8659-f80036d413d7.jpg

4e5aee35-a33b-4f3b-acf7-e3e1313ef7c3.jpg

d2fbb1f3-230d-443c-b0e8-b231921c3648.jpg

9fdd128f-b2e2-4384-9ec9-9fd10c8e487e.jpg

b544abb7-3dcc-48f4-8664-a3fbdb210766.jpg

ln.jpg

boxbg.jpg

fotbg.jpg

azup.jpg

boxbg2.jpg