zstu.edu.pl

.pl crawl

First seen 2026-06-04 · Last seen 2026-06-04 · ok HTTP/1.1 200 2031 ms crawled 2026-06-04

PL · 185.242.135.250 · AS50840 HITME.PL

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
ZSTU – Zespół Szkół Techniczno-Usługowych
Language
pl-PL
Generator
WordPress 7.0
Canonical
https://zstu.edu.pl/
Feeds

Technology

Server
Apache
CMS
WordPress 7.0
jQuery
3.7.1
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.gstatic.com×2
  • gmpg.org×1

Social

Contact

Phone

DNS records live

NS
  • dns3.hitme.net.pl
  • dns4.hitme.net.pl
MX
  • 0 aspmx.l.google.com
  • 10 alt1.aspmx.l.google.com
  • 10 alt2.aspmx.l.google.com
  • 20 alt3.aspmx.l.google.com
  • 20 alt4.aspmx.l.google.com
Verified for
  • Google
  • Microsoft 365

Email authentication strong

SPF
v=spf1 include:_spf.google.com ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:admin@zstu.edu.pl; ruf=mailto:admin@zstu.edu.pl
policy: quarantine
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAgOoHfihPXRIizTPpTq3YVYH5DhKuRxA9qMwX43CA2DcbRUDAhkD8efy52DTQKyl//hTQGAQIFDHyoP…
selectors probed

Certificate (current)

R13
from 2026-04-27 to 2026-07-26
Expires in 51 days

HTTP security headers

Header hygiene 30/100 Checked live page: https://zstu.edu.pl/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (17)

Linked from (1)