Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

certh.gr

ΕΚΕΤΑ - Εθνικό Κέντρο Έρευνας & Τεχνολογικής Ανάπτυξης

Page Load Speed

1.1 sec in total

First Response

493 ms

Resources Loaded

500 ms

Page Rendered

74 ms

certh.gr screenshot

About Website

Click here to check amazing Certh content for Greece. Otherwise, check out these important facts you probably never knew about certh.gr

Το Εθνικό Κέντρο Έρευνας και Τεχνολογικής Ανάπτυξης (ΕΚΕΤΑ), ιδρύθηκε το 2000, είναι ένα από τα κορυφαία ερευνητικά κέντρα της Ελλάδας και βρίσκεται μέσα στη λίστα με τους TOP-20 ερευνητικούς φορείς τ...

Visit certh.gr

Key Findings

We analyzed Certh.gr page load time and found that the first response time was 493 ms and then it took 574 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster. This domain responded with an error, which can significantly jeopardize Certh.gr rating and web reputation

Performance Metrics

certh.gr performance score

0

Network Requests Diagram

certh.gr

493 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Certh.gr and no external sources were called. The less responsive or slowest element that took the longest time to load (493 ms) belongs to the original domain Certh.gr.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (27%)

Content Size

4.1 MB

After Optimization

3.0 MB

In fact, the total size of Certh.gr main page is 4.1 MB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-14%

Potential reduce by 16 B

  • Original 114 B
  • After minification 114 B
  • After compression 98 B

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 16 B or 14% of the original size.

Image Optimization

-5%

Potential reduce by 146.3 kB

  • Original 2.8 MB
  • After minification 2.6 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. Certh images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 708.4 kB

  • Original 968.3 kB
  • After minification 803.4 kB
  • After compression 259.9 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 708.4 kB or 73% of the original size.

CSS Optimization

-84%

Potential reduce by 250.1 kB

  • Original 297.1 kB
  • After minification 277.0 kB
  • After compression 47.0 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. Certh.gr needs all CSS files to be minified and compressed as it can save up to 250.1 kB or 84% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

SEO Factors

certh.gr SEO score

0

Language and Encoding

  • Language Detected

    EL

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Certh.gr can be misinterpreted by Google and other search engines. Our service has detected that Greek 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 Certh.gr main page’s claimed encoding is . 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 Certh. 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: