Analyze | únor 2021 | Slevy, slevové kupóny a kódy

Aktuální slevové kupóny a slevové kódy do internetových i kamenných obchodů. Široká nabídka slev a kupónů pro všechny oblíbené obchody. Šetřete každým nákupem a neplaťte víc než musíte.

Page load speed analysis

  • 52/100

    Normal result
  • 5

    Successful tests
  • 3

    Failed tests
  • First response

    406 ms

  • Resources loaded

    6.5 sec

  • Page rendered

    648 ms

  • Total page load time

    7.5 sec

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We analyzed page load time and found that the first response time was 406 ms and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Page optimization

  • HTML 104.2 kB
    Images 425.7 kB
    Javascripts 989.0 kB
    CSS 661.3 kB

    In fact, the total size of main page is 2.2 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. 65% of websites need less resources to load. Javascripts take 989.0 kB which makes up the majority of the site volume.

    • Original 104.2 kB
    • After minification 84.4 kB
    • After compression 14.7 kB

    HTML optimization

    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 19.8 kB, which is 19% 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 89.5 kB or 86% of the original size.

    • Original 425.7 kB
    • After optimization 421.0 kB

    Image optimization

    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. ESlevy images are well optimized though.

    • Original 989.0 kB
    • After minification 988.7 kB
    • After compression 301.0 kB

    JavaScript optimization

    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 688.0 kB or 70% of the original size.

    • Original 661.3 kB
    • After minification 660.5 kB
    • After compression 157.4 kB

    CSS optimization

    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. needs all CSS files to be minified and compressed as it can save up to 503.9 kB or 76% of the original size.

Network requests diagram

  • 5004551350.js
  • webStyles.css
  • adsbygoogle.js
  • router.js
  • routing
  • webScripts.js
  • gtm.js
  • analytics.js
  • conversion_async.js
  • collect
  • collect
  • ga-audiences
  • collect
  • webfont.js
  • logo-150-50.png
  • kasa_banner.png
  • zoot_banner.png
  • bata_banner.png
  • kasa.png
  • alza.png
  • pilulka.png
  • zoot.png
  • tchibo.png
  • footshop.png
  • answear.png
  • bibloo.png
  • deichmann.png
  • euronics-logo.jpg
  • bata.png
  • mt-nabytek-cz.jpg
  • svet-piva-cz.png
  • kasa.png
  • alza.png
  • pilulka.png
  • bibloo.png
  • vasecocky.jpeg
  • euronics-logo.jpg
  • sdk.js
  • retargeting.js
  • fbevents.js
  • hotjar-138135.js
  • css
  • ca-pub-6053482130442119.js
  • zrt_lookup.html
  • show_ads_impl.js
  • u-WUoqrET9fUeobQW7jkRSZ2oysoEQEeKwjgmXLRnTc.ttf
  • DXI1ORHCpsQm3Vp6mXoaTY3LH2FgLjViKkqswU-xtII.ttf
  • MTP_ySUJH_bn48VBG8sNSo3LH2FgLjViKkqswU-xtII.ttf
  • k3k702ZOKiLJc3WVjuplzI3LH2FgLjViKkqswU-xtII.ttf
  • PRmiXeptR36kaC0GEAetxub4m3zD5DWwcrpmXcA84Oc.ttf
  • PRmiXeptR36kaC0GEAetxr7nyIQarwPho2ll3DE8w6k.ttf
  • xjAJXh38I15wypJXxuGMBgzzZlagSe_blz3aczwf9QY.ttf
  • PRmiXeptR36kaC0GEAetxo-ObED0kqzHZpR7AUXSC4U.ttf
  • zhcz-_WihjSQC0oHJ9TCYMDdSZkkecOE1hvV7ZHvhyU.ttf
  • IQHow_FEYlDC4Gzy_m8fcsBaWKZ57bY3RXgXH6dOjZ0.ttf
  • xd_arbiter.php
  • modules-043c1e6abe660c48857202e419ff9d8a.js
  • arrow-left.png
  • arrow-right.png
  • page.php
  • ads
  • osd.js
  • ads
  • retargeting
  • ebiMDO3r-8l.css
  • jGc-59L_9lo.css
  • q68gy-v_YMF.js
  • hHAUS9q05ns.js
  • 0wM5s1Khldu.js
  • 1bNoFZUdlYZ.js
  • 3967355743852931374
  • abg.js
  • m_js_controller.js
  • googlelogo_color_112x36dp.png
  • 15740599268828368940
  • s
  • x_button_blue2.png
  • Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
  • visit-data
  • 12311111_987780421278303_7831784542302820953_n.png
  • 12311109_990115714378107_227184667493090018_n.png
  • 576119_3812800773048_668595514_n.jpg
  • 12662672_954318847978053_8499151021278819967_n.jpg
  • 270128_252270021454546_3003569_n.jpg
  • 10947233_10206439270444771_3632185106692879642_n.jpg
  • 12278762_1201044599910678_5067599545380856581_n.jpg
  • 12744614_10153967799158653_3672863903312169179_n.jpg
  • wL6VQj7Ab77.png
  • s7jcwEQH7Sx.png
  • I6-MnjEovm5.js
  • pQrUxxo5oQp.js
  • webIcons.css
  • nr-892.min.js
  • ui
  • d9ee23d59d0e0e727b51368b458a0bff.woff
  • 30674b2cb4

Our browser made a total of 104 requests to load all elements on the main page. We found that 34% of them (35 requests) were addressed to the original, 10% (10 requests) were made to and 10% (10 requests) were made to The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain

Additional info on


The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ESlevy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.











Possible request optimization













Normal result


As for redirects, our browser reached this domain in three steps. The first redirect led to, then it was forwarded to, and afterwards it was sent to before we finally managed to reach this website. We strongly recommend that the redirects should be reduced, as the more redirects a site has, the slower it loads.

IP address uses IP addresses which are currently shared with 6 other domains. The more sites share the same stack of IP addresses, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Normal result

IP Trace

DNS records

Type Host Target/ip TTL Other
A 300
A 300
NS 300
NS 300

300 Mname:
Serial: 2036519625
Refresh: 10000
Retry: 2400
Expire: 604800
Minimum-ttl: 3600

Language and encoding

Good result


CS cs language flag


CS cs language flag





Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that 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.

HTTPS certificate

SSL Certificate has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Poor result

Visitor World Map

Country of origin for 98% of all visits is Czech Republic. It lies approximately 5160 miles away from the server location (United States) and such a long distance can negatively affect website speed, as it takes some time for data to travel back and forth between those places. That’s why one of the best ways to speed up page load time for the majority of users is moving the server to Czech Republic or just closer to the user base.

Poor result

Poor result

Social Sharing Optimization

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

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