Scan report for kolokolschool.by

4 pages crawled — 5953 words, 439 images and 662 links read straight off the pages and checked for accessibility, performance, SEO, security, forms, links and infrastructure. 63 distinct problems found, counted 175 times across the pages.

Report updated 2026-10-29

Quick Wins

High-impact, low-effort fixes, ranked by what this scan actually found.

Let the viewport be zoomed — Anyone who needs larger text can zoom the page.
Name the mobile menu button — Screen-reader users hear "Menu" instead of an unnamed button.
Add alt text to the images that are missing it — Search engines can index the images and screen-reader users learn what they show.
Send a Strict-Transport-Security header — Browsers refuse to fall back to plain HTTP for this domain.
Give every button an accessible name — Every control announces what it does instead of being read out as a button.
Give every form a submit control — Visitors can actually send the form.

What the site checks found

Low — SEO — www.kolokolschool.by redirects with a temporary HTTP 302 instead of a 301.
Low — SEO — Internal links that differ from the address the server serves only by a trailing slash, and are redirected on every visit: 10.
Medium — Infrastructure — A URL that does not exist answers with HTTP 500 instead of 404.
Low — Infrastructure — The domain publishes no MX records, so it cannot receive email.
Low — Security — The home page is served with Access-Control-Allow-Origin: * — scripts on any other site can read it.
Low — Security — No /.well-known/security.txt — anyone who finds a vulnerability has to guess where to report it.
Low — Security — Response headers publish exact software versions: server: nginx/1.10.3 (Ubuntu).
Medium — Security — No SPF record — anyone can send email that claims to come from this domain.
Medium — Security — No DMARC record at _dmarc — nothing tells receiving servers what to do with mail that fails the SPF check.
Low — Security — No CAA record — any certificate authority may issue a certificate for this domain.
Medium — Performance — 18 of 18 static files checked are cached for less than a week, or not at all — returning visitors download them again.
Low — Performance — The HTML is compressed with gzip but not with Brotli, which every current browser accepts and which is typically 15–20% smaller.

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Category scores

Quick Wins

What the site checks found

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