INST-EL ( – Full Analysis


INST-EL – Serwis Energetyczny Roboty elektroenergetyczne Projekty Usługi Pomiary Instalacje Energetyczne Elektryczne Dozór Energetyczny –

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Table of Contents
Basic information
Whois information
Minor HTML issues found on homepage
Popular words
Pagespeed analysis
How can this website be improved?
Internal pages
Websites linked to

Basic information for

Email or contact page:

Social media profiles:

    Using HTTPS: Yes 🙂

    Whois information

    HTML errors found on homepage

    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "DTD/xhtml1-transitional.dtd"><html
    Almost standards mode doctype. Expected “”.

    TF-8" /> <meta http-equiv="Content-Language" content="pl" /> <met
    Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.

    </title> <meta http-equiv="Pragma" content="no-cache" /> <met
    Bad value “Pragma” for attribute “http-equiv” on element “meta”.

    ache" /> <meta http-equiv="Expires" content="0" />
    Bad value “Expires” for attribute “http-equiv” on element “meta”.

    t="0" /> <meta http-equiv="Cache-Control" content="no-store, no-cache, must-revalidate" /> <met
    Bad value “Cache-Control” for attribute “http-equiv” on element “meta”.

    date" /> <meta http-equiv="Cache-Control" content="post-check=0, pre-check=0" /> <met
    Bad value “Cache-Control” for attribute “http-equiv” on element “meta”.

    ered"> <object type="application/x-shockwave-flash" data=";color_logo=0xffffff&amp;color_bg=0x000000&amp;color_frame=0x000000&amp;logo_width=90&amp;logo_height=28&amp;" width="90" height="28" id="statLogo" align="middle"> <
    The “align” attribute on the “object” element is obsolete. Use CSS instead.

    Popular words

    Word Frequency
    serwis 3
    w 3
    o 2
    firmie 2
    oferta 2
    kontakt 2
    energetyczny 1
    roboty 1
    elektroenergetyczne 1
    projekty 1
    pomiary 1
    energetyczne 1
    witamy 1
    firma 1
    krzysztof 1
    bartosiewicz 1
    roku 1
    warszawie 1
    zajmuje 1
    wykonywaniem 1

    Opportunities for improvement

    Minify JavaScript: Minifying JavaScript files can reduce payload sizes and script parse time. [Learn more](
    Potential savings of 4 KiB

    Remove unused CSS: Remove dead rules from stylesheets and defer the loading of CSS not used for above-the-fold content to reduce unnecessary bytes consumed by network activity. [Learn more](
    Potential savings of 67 KiB

    Remove unused JavaScript: Remove unused JavaScript to reduce bytes consumed by network activity. [Learn more](
    Potential savings of 381 KiB

    Properly size images: Serve images that are appropriately-sized to save cellular data and improve load time. [Learn more](
    Potential savings of 424 KiB

    Defer offscreen images: Consider lazy-loading offscreen and hidden images after all critical resources have finished loading to lower time to interactive. [Learn more](
    Potential savings of 339 KiB

    Eliminate render-blocking resources: Resources are blocking the first paint of your page. Consider delivering critical JS/CSS inline and deferring all non-critical JS/styles. [Learn more](
    Potential savings of 350 ms

    Avoid serving legacy JavaScript to modern browsers: Polyfills and transforms enable legacy browsers to use new JavaScript features. However, many aren’t necessary for modern browsers. For your bundled JavaScript, adopt a modern script deployment strategy using module/nomodule feature detection to reduce the amount of code shipped to modern browsers, while retaining support for legacy browsers. [Learn More](
    Potential savings of 0 KiB

    Internal pages [TOP 20]

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    External homepage links [TOP 20]

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