Informační systém odpadového hospodářství – VISOH2 (2026-04-15)

ICS 55.5
Accessibility 25
Performance 86

Score Calculation

100 − 65 = 35
Severity Unique types Weights Deduction
Critical 1 30 −30
Serious 4 15 + 10 + 5 + 5 −35
Total deduction −65

Score is based on 5 unique critical and serious issue types. Same issue appearing multiple times counts as one. 44 unique moderate/minor issues are tracked but do not affect the score. Learn more about methodology

The original score at the time of measurement was 25. The breakdown above reflects updated methodology: Measurement tooling update (Lighthouse 13, Pa11y 9).

Change from previous measurement

0 Critical 4 → 4
0 Serious 9 → 9
0 Total 78 → 78
Page Critical Serious Total
/ 0 0 0

Tested Pages

https://visoh2.mzp.cz/

WCAG 4.1.2
Criterion documentation 4.1.2

Technique description (EN)

Selector: #button-hledat
Show HTML 
<button class="btn btn-info" id="button-hledat" type="submit"><i class="bi bi-search"></i></button>
Selector: #main-div > main > footer > section > div:nth-child(3) > button
Show HTML 
<button class="btn btn-outline-light" onclick="window.scroll({ top: 0, behavior: 'smooth' });return false;" title="" data-mdb-toggle="tooltip" data-mdb-original-title="Nahoru">
                              ...</button>
Selector: #button-hledat
Show HTML 
<button class="btn btn-info" id="button-hledat" type="submit"><i class="bi bi-search"></i></button>
Selector: #main-div > main > footer > section > div:nth-child(3) > button
Show HTML 
<button class="btn btn-outline-light" onclick="window.scroll({ top: 0, behavior: 'smooth' });return false;" title="" data-mdb-toggle="tooltip" data-mdb-original-title="Nahoru">
                              ...</button>

WCAG 1.4.3
Criterion documentation 1.4.3

Technique description (EN)

Selector: #app-version
Show HTML 
<div class="me-5 d-none d-lg-block pt-1" id="app-version">
                            v....</div>
Selector: #app-version > span
Show HTML 
<span style="font-size: 0.5rem; color: #555; position: absolute; ">Production@isoh2-prod-isoh2publ...</span>
Selector: #main-div > main > div:nth-child(2) > h1
Show HTML 
<h1 class="header-nadpis">
        Informační systém odpa...</h1>
Selector: #app-version
Show HTML 
<div class="me-5 d-none d-lg-block pt-1" id="app-version">
                            v....</div>

WCAG 4.1.2
Criterion documentation 4.1.2

Technique description (EN)

Selector: #userIcons
Show HTML 
<a class="nav-link dropdown-toggle link-light" href="#" id="userIcons" role="button" data-mdb-toggle="dropdown" aria-expanded="false">
            <i class="bi bi-pe...</a>
Selector: #hlavniObsah > div:nth-child(1) > div > a
Show HTML 
<a class="h5 ps-1" href="/Napoveda/Prirucka/Index/9278c627112a4743a0f45c658b5be8fb" title="" target="_blank" data-mdb-toggle="tooltip" data-mdb-original-title="Příručka: Ovládání VISOH 2">
                    <i class="...</a>
Selector: #hlavniObsah > div:nth-child(1) > div > a
Show HTML 
<a class="h5 ps-1" href="/Napoveda/Prirucka/Index/9278c627112a4743a0f45c658b5be8fb" title="" target="_blank" data-mdb-toggle="tooltip" data-mdb-original-title="Příručka: Ovládání VISOH 2">
                    <i class="...</a>

WCAG 4.1.2
Criterion documentation 4.1.2

Technique description (EN)

Selector: #userIcons
Show HTML 
<a class="nav-link dropdown-toggle link-light" href="#" id="userIcons" role="button" data-mdb-toggle="dropdown" aria-expanded="false">
            <i class="bi bi-pe...</a>

WCAG 3.2.2
Criterion documentation 3.2.2

Technique description (EN)

Selector: #main-div > main > nav > div > div:nth-child(3) > form
Show HTML 
<form style="cursor: pointer" action="/Home/SetLanguage" method="post">
        <select id="cultureSel...</form>

Issues not affecting score

These are often not errors but recommendations that require manual review. They may indicate potential accessibility barriers that automated testing cannot fully evaluate.

WCAG 1.3.1
Criterion documentation 1.3.1

Technique description (EN)

Selector: #hlavni > div > div > div > a > h5
Show HTML 
<h5 style="font-weight:bold">EN info</h5>

WCAG 1.3.1
Criterion documentation 1.3.1

Technique description (EN)

Selector: #main-div > main > div:nth-child(2)
Show HTML 
<div class="visoh-header">
    <a id="logo" class="isoh-l...</div>

WCAG 1.4.3
Criterion documentation 1.4.3

Technique description (EN)

Selector: #main-div > main > div:nth-child(2) > h1
Show HTML 
<h1 class="header-nadpis">
        Informační systém odpa...</h1>

WCAG 1.4.3
Criterion documentation 1.4.3

Technique description (EN)

Selector: #hlavni > div > div > div > a
Show HTML 
<a href="/Portal/Knihovna/DetailClanku/7baa6479f2b14a47bac2e3eca915dd8f?jenPublikovane=True" style="color: #4f4f4f;">
                <div class="fr...</a>
Selector: #app-version > span
Show HTML 
<span style="font-size: 0.5rem; color: #555; position: absolute; ">Production@isoh2-prod-isoh2publ...</span>

WCAG 1.3.1
Criterion documentation 1.3.1

Technique description (EN)

Selector: #hlavni > div > div > div > a > div:nth-child(1)
Show HTML 
<div class="fragment-ikona"><i class="bi bi-card-text" titl...</div>

WCAG 1.3.1
Criterion documentation 1.3.1

Technique description (EN)

Selector: #hlavni > div > div > div > a > h5
Show HTML 
<h5 style="font-weight:bold">EN info</h5>

WCAG 1.4.3
Criterion documentation 1.4.3

Technique description (EN)

Selector: #app-version > span
Show HTML 
<span style="font-size: 0.5rem; color: #555; position: absolute; ">Production@isoh2-prod-isoh2publ...</span>
Selector: #cultureSelect > option:nth-child(1)
Show HTML 
<option value="en" data-select2-id="2">EN</option>
Selector: #cultureSelect > option:nth-child(2)
Show HTML 
<option value="cs">CS</option>

WCAG 1.4.10
Criterion documentation 1.4.10

Technique description (EN)

Selector: #globalSpinner > div
Show HTML 
<div class="modal-backdrop show d-flex justify-content-center align-items-center" style="z-index: 999999">
        <div class="spinner-bo...</div>

WCAG 2.4.2
Criterion documentation 2.4.2

Technique description (EN)

Selector: html > head > title
Show HTML 
<title>VISOH 2 - Úvodní stránka</title>

WCAG 3.2.1
Criterion documentation 3.2.1

Technique description (EN)

Selector: #main-div > main > nav > div > button
Show HTML 
<button class="navbar-toggler" type="button" data-mdb-toggle="collapse" data-mdb-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Hlavní menu" title="Hlavní menu">
            <i class="bi bi-l...
Selector: #navbarSupportedContent > div:nth-child(2) > form > div > input
Show HTML 
<input type="text" class="form-control" name="HledanyText" placeholder="Hledat..." aria-label="Hledat">
Selector: #button-hledat
Show HTML 
<button class="btn btn-info" id="button-hledat" type="submit"><i class="bi bi-search"></i></button>
Selector: #main-div > main > nav > div > div:nth-child(3) > form > input
Show HTML 
<input name="__RequestVerificationToken" type="hidden" value="CfDJ8NqT1aPR6BlLhz3OirLl0yX8zDLZUTvUxTJBWVacFB_vudFV4Qe-5kA5szZbze59YZWC6njCyS4dC3qQXW_mjg1ntxFC-j-J9FL7xH4edzBMPIiNJ6CRNTrPH_K16F58_j0O6wqpfEJr6VDM7SCbPuw">
Selector: #main-div > main > footer > section > div:nth-child(3) > button
Show HTML 
<button class="btn btn-outline-light" onclick="window.scroll({ top: 0, behavior: 'smooth' });return false;" title="" data-mdb-toggle="tooltip" data-mdb-original-title="Nahoru">
                              ...</button>

WCAG 3.3.1
Criterion documentation 3.3.1

Technique description (EN)

Selector: #navbarSupportedContent > div:nth-child(2) > form
Show HTML 
<form method="get" action="/Portal/Vyhledavani/Vysledky">
        <div class="input-grou...</form>
Selector: #main-div > main > nav > div > div:nth-child(3) > form
Show HTML 
<form style="cursor: pointer" action="/Home/SetLanguage" method="post">
        <select id="cultureSel...</form>

WCAG 3.3.2
Criterion documentation 3.3.2

Technique description (EN)

Selector: #navbarSupportedContent > div:nth-child(2) > form
Show HTML 
<form method="get" action="/Portal/Vyhledavani/Vysledky">
        <div class="input-grou...</form>
Selector: #main-div > main > nav > div > div:nth-child(3) > form
Show HTML 
<form style="cursor: pointer" action="/Home/SetLanguage" method="post">
        <select id="cultureSel...</form>

WCAG 3.3.3
Criterion documentation 3.3.3

Technique description (EN)

Selector: #navbarSupportedContent > div:nth-child(2) > form
Show HTML 
<form method="get" action="/Portal/Vyhledavani/Vysledky">
        <div class="input-grou...</form>
Selector: #main-div > main > nav > div > div:nth-child(3) > form
Show HTML 
<form style="cursor: pointer" action="/Home/SetLanguage" method="post">
        <select id="cultureSel...</form>

WCAG 3.3.4
Criterion documentation 3.3.4

Technique description (EN)

Selector: #navbarSupportedContent > div:nth-child(2) > form
Show HTML 
<form method="get" action="/Portal/Vyhledavani/Vysledky">
        <div class="input-grou...</form>
Selector: #main-div > main > nav > div > div:nth-child(3) > form
Show HTML 
<form style="cursor: pointer" action="/Home/SetLanguage" method="post">
        <select id="cultureSel...</form>

WCAG 1.3.5
Criterion documentation 1.3.5

Technique description (EN)

Selector: #navbarSupportedContent > div:nth-child(2) > form > div > input
Show HTML 
<input type="text" class="form-control" name="HledanyText" placeholder="Hledat..." aria-label="Hledat">
Selector: #navbarSupportedContent > div:nth-child(2) > form > div > input
Show HTML 
<input type="text" class="form-control" name="HledanyText" placeholder="Hledat..." aria-label="Hledat">
Selector: #main-div > main > nav > div > div:nth-child(3) > form > input
Show HTML 
<input name="__RequestVerificationToken" type="hidden" value="CfDJ8NqT1aPR6BlLhz3OirLl0yX8zDLZUTvUxTJBWVacFB_vudFV4Qe-5kA5szZbze59YZWC6njCyS4dC3qQXW_mjg1ntxFC-j-J9FL7xH4edzBMPIiNJ6CRNTrPH_K16F58_j0O6wqpfEJr6VDM7SCbPuw">

WCAG 2.4.4
Criterion documentation 2.4.4

Technique description (EN)

Selector: #userIcons
Show HTML 
<a class="nav-link dropdown-toggle link-light" href="#" id="userIcons" role="button" data-mdb-toggle="dropdown" aria-expanded="false">
            <i class="bi bi-pe...</a>
Selector: #logo
Show HTML 
<a id="logo" class="isoh-logo" href="/">
        <img src="/img/isoh-lo...</a>
Selector: #mzp
Show HTML 
<a id="mzp" class="logo-mzp" href="http://www.mzp.cz">
        <img src="/img/logo-mz...</a>
Selector: #hlavni > div > div > div > a
Show HTML 
<a href="/Portal/Knihovna/DetailClanku/7baa6479f2b14a47bac2e3eca915dd8f?jenPublikovane=True" style="color: #4f4f4f;">
                <div class="fr...</a>

WCAG 2.4.4
Criterion documentation 2.4.4

Technique description (EN)

Selector: #navbarSupportedContent > div:nth-child(3) > div:nth-child(1) > ul > li > a
Show HTML 
<a href="/Security/Account/Login" title="Přihlásit se" class="dropdown-item">
                        <i cla...</a>
Selector: #hlavniObsah > div:nth-child(1) > div > a
Show HTML 
<a class="h5 ps-1" href="/Napoveda/Prirucka/Index/9278c627112a4743a0f45c658b5be8fb" title="" target="_blank" data-mdb-toggle="tooltip" data-mdb-original-title="Příručka: Ovládání VISOH 2">
                    <i class="...</a>
Selector: #main-div > main > footer > section > div:nth-child(3) > a
Show HTML 
<a class="btn btn-outline-light" href="/Napoveda/Prirucka/Index/5abc1e8f40d5425381a3509e062dffb8" title="" target="_blank" data-mdb-toggle="tooltip" data-mdb-original-title="Příručka: Provozní řád">
                    Provozní ř...</a>

WCAG 1.1.1
Criterion documentation 1.1.1

Technique description (EN)

Selector: #logo > img
Show HTML 
<img src="/img/isoh-logo.png" alt="VISOH 2" title="VisohRes.Title" width="150">
Selector: #mzp > img
Show HTML 
<img src="/img/logo-mzp-cs.svg" alt="Ministerstvo životního prostředí">

WCAG 1.1.1
Criterion documentation 1.1.1

Technique description (EN)

Selector: #logo > img
Show HTML 
<img src="/img/isoh-logo.png" alt="VISOH 2" title="VisohRes.Title" width="150">
Selector: #mzp > img
Show HTML 
<img src="/img/logo-mzp-cs.svg" alt="Ministerstvo životního prostředí">

WCAG 1.3.2
Criterion documentation 1.3.2

Technique description (EN)

WCAG 1.3.3
Criterion documentation 1.3.3

Technique description (EN)

WCAG 1.3.4
Criterion documentation 1.3.4

WCAG 1.4.1
Criterion documentation 1.4.1

Technique description (EN)

WCAG 1.4.4
Criterion documentation 1.4.4

Technique description (EN)

WCAG 1.4.5
Criterion documentation 1.4.5

Technique description (EN)

WCAG 1.4.11
Criterion documentation 1.4.11

Technique description (EN)

WCAG 1.4.12
Criterion documentation 1.4.12

Technique description (EN)

WCAG 1.4.13
Criterion documentation 1.4.13

Technique description (EN)

WCAG 2.1.4
Criterion documentation 2.1.4

WCAG 2.2.2
Criterion documentation 2.2.2

Technique description (EN)

WCAG 2.3.1
Criterion documentation 2.3.1

Technique description (EN)

WCAG 2.4.1
Criterion documentation 2.4.1

Technique description (EN)

WCAG 2.4.3
Criterion documentation 2.4.3

Technique description (EN)

WCAG 2.4.5
Criterion documentation 2.4.5

Technique description (EN)

WCAG 2.4.6
Criterion documentation 2.4.6

Technique description (EN)

WCAG 2.4.7
Criterion documentation 2.4.7

Technique description (EN)

WCAG 2.5.1
Criterion documentation 2.5.1

WCAG 2.5.2
Criterion documentation 2.5.2

WCAG 2.5.3
Criterion documentation 2.5.3

Technique description (EN)

WCAG 2.5.4
Criterion documentation 2.5.4

WCAG 3.1.2
Criterion documentation 3.1.2

Technique description (EN)

WCAG 3.2.3
Criterion documentation 3.2.3

Technique description (EN)

WCAG 3.2.4
Criterion documentation 3.2.4

Technique description (EN)

WCAG 4.1.3
Criterion documentation 4.1.3