usifest.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 447 ms crawled 2026-06-01

US · 64.29.17.65 · AS16509 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title: UŠI FEST 2026 — Inspiruj a nech se inspirovat
Description: UŠI FEST 2026 — Největší studentské setkání roku. 23.–25. června 2026, Smíchovská střední, Praha. Festival pořádaný studenty pro studenty.
Language: cs
Generator: Next.js
Canonical: https://usifest.cz

Open Graph

url: https://usifest.cz
title: UŠI FEST 2026 — Inspiruj a nech se inspirovat
locale: cs_CZ
site name: UŠI FEST 2026
description: Největší studentské setkání roku. Tři dny plné inspirace, projektů, koncertů a networkingu. 23.–25. června 2026, Praha.

Technology

CDN: Vercel
CMS: Next.js

Fonts

Google Fonts

Third-party hosts loaded (5)

ndzpmdrqtehetumfjvrn.supabase.co×14
fonts.googleapis.com×1
fonts.gstatic.com×1
unieskolinovativnich.cz×1
www.google.com×1

Social

Contact

Email

info@usifest.cz

DNS records live

NS

ns1.vercel-dns.com
ns2.vercel-dns.com

MX

10 5542330d88d696ac.mx2.emailprofi.seznam.cz
20 5542330d88d696ac.mx1.emailprofi.seznam.cz

Verified for

Google

Email authentication strong

SPF: v=spf1 include:spf.seznam.cz ~all
softfail (~all)
DMARC: v=DMARC1; p=quarantine; adkim=r; aspf=r;
policy: quarantine
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-29 to 2026-07-28

Expires in 56 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://www.usifest.cz/

present

strict-transport-security
content-security-policy
x-content-type-options
referrer-policy
permissions-policy

findings

CSP allows unsafe inline scripts/styles
CSP uses wildcard sources
missing frame protection

Header values

referrer-policy: strict-origin-when-cross-origin
permissions-policy: camera=(), microphone=(), geolocation=(), payment=(), usb=()
x-content-type-options: nosniff
content-security-policy: default-src 'self'; script-src 'self' 'unsafe-inline' https://va.vercel-scripts.com; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com; img-src 'self' blob: data: https://*.supabase.co; font-src 'self' https://fonts.gstatic.com; connect-src 'self' https://*.supabase.co https://vitals.vercel-insights.com https://va.vercel-scripts.com; media-src 'self' https://*.supabase.co; frame-src https://www.google.com; object-src 'none'; base-uri 'self'; form-action 'self'; frame-ancestors 'none'; upgrade-insecure-requests;
strict-transport-security: max-age=63072000; includeSubDomains; preload

Links to (16)

Linked from (1)

trendypracesummit.cz×1