indexo.dev

zstio.edu.pl

.pl crawl

First seen 2026-06-04 · Last seen 2026-06-04 · ok HTTP/1.1 200 621 ms crawled 2026-06-04

PL · 77.55.253.59 · AS15967 Nazwa.pl Sp.z.o.o.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
ZSTiO w Limanowej | Strona Zespołu Szkół Technicznych i Ogólnokształcących w Limanowej
Language
pl-PL
Generator
Divi v.4.27.5
Canonical
https://zstio.edu.pl/
Feeds

Technology

Server
nginx
CMS
WordPress
jQuery
3.7.1
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.gstatic.com×1

Social

DNS records live

NS
  • ns1.atthost.pl
  • ns2.atthost.pl
MX
  • 0 zstio-edu-pl.mail.protection.outlook.com
Verified for
  • Google

Email authentication strong

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:krzysztofbiskup@zstio.edu.pl; ruf=mailto:krzysztofbiskup@zstio.edu.pl; adkim=s; aspf=s; fo=0:1:d:s;
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDCD7IgCE6WCfA2HXusxjQpElh8XC5vV2NwtiQ09rNwToc4pty5vDGK+Y3U/0g7L3/vN1xzpju9dSDvfjdH+L…
  • selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDR6tsegn57arSyklc+w1mz7ljOBSCUAeyLaspkF+OqdmYGy6YS2eTt4mYmw7RTBJk8WRzyFxoXqI0AcPMxWM…
selectors probed

Certificate (current)

R12
from 2026-04-17 to 2026-07-16
Expires in 42 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (13)

Linked from (2)