Errors:
Bad value “android-touch-icon” for attribute “rel” on element “link”: The string “android-touch-icon” is not a registered keyword.
Element “nav” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad value “//velcdn.azureedge.net/~/media/marketing/master/logo/velux logo.png?h=42&la=pl-PL&w=127&key=-62135596800” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/products/windows/ce ee/photos/w940/119045-01-xxl 940x170.jpg?w=610” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/products/home automation/pictures/300x300/remotecontrol_programs_116039 01_300x300.png?h=255&la=pl-PL&mh=255&mw=255&w=255&key=-62135596800” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/products/blinds/roller shutter/velux_roller shutter_shl_116252 01_940x940.jpg?h=255&la=pl-PL&mh=255&mw=255&w=255&key=-62135596800” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/help and advice/300x300/accessories_120898 02_300x300.jpg?h=255&la=pl-PL&mh=255&mw=255&w=255&key=-62135596800” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/products/ventilation/velux background ventilation_124356 02_940x940.jpg?h=255&la=pl-PL&mh=255&mw=255&w=255&key=-62135596800” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/help and advice/300x300/emotion_girl_magazine_110923 03_300x300.jpg?h=255&la=pl-PL&mh=255&mw=255&w=255&key=-62135596800” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/help and advice/300x300/guarantee_110060 01_300x300.png?h=255&la=pl-PL&mh=255&mw=255&w=255&key=-62135596800” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “/dla-klienta/serwis/serwis-i-konserwacja/usługa serwisowa” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/help and advice/300x300/service_maintenance_111143 01_300x300.jpg?h=255&la=pl-PL&mh=255&mw=255&w=255&key=-62135596800” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Attribute “external” not allowed on element “a” at this point.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/gallery/livingroom/940x470/livingroom3 4xggl 111288 01 xxl 940x470.jpg?h=127&la=pl-PL&mh=255&mw=255&w=255&key=-62135596800” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/pl/promocje/konkursfrw/507237-01 facebook_crops_1200x1200_08.jpg?h=255&la=pl-PL&mh=255&mw=255&w=255&key=150184090842157” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/customer cases/home extensions/one family/one family_case_115285 01_940x470.jpg?h=127&la=pl-PL&mh=255&mw=255&w=255&key=-62135596800” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/pl/pdf/barometr zdrowych domow/1.jpg?h=170&la=pl-PL&mh=255&mw=255&w=255&key=150909449466734” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/de/rollo shop/velux-rolloshop-300x300.jpg?h=255&la=pl-PL&mh=255&mw=255&w=255&key=-62135596800” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/pl/promocje/widok na przyszlosc/banner_velux_250x250.jpg?h=250&la=pl-PL&mh=255&mw=255&w=250&key=15196702740706” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “” for attribute “id” on element “div”: An ID must not be the empty string.
Attribute “cc” not allowed on element “img” at this point.
Element “img” is missing required attribute “src”.
Element “p” not allowed as child of element “h1” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “”.
Bad value “” for attribute “id” on element “section”: An ID must not be the empty string.
No space between attributes.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Bad value “//velcdn.azureedge.net/~/media/marketing/pl/pdf/tabelke z rozmiarami.pdf” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Attribute “media” not allowed on element “a” at this point.
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad value “//velcdn.azureedge.net/~/media/marketing/master/social icons/facebook.png?la=en&h=52&w=53” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/social icons/youtube.png?la=en” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/social icons/google plus.png?la=pl-pl” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Attribute “_languageinserted” not allowed on element “img” at this point.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/social icons/instagram.png?la=pl-pl&h=52&w=53” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/social icons/email.png?la=en” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “//velcdn.azureedge.net/~/media/marketing/master/logo/signature pl black.png?h=79&la=pl-PL&w=460&key=-62135596800” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Warnings:
Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “” was here.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
This document appears to be written in Polish but the “html” start tag has “lang="en"”. Consider using “lang="pl"” (or variant) instead.
Poland PL