indexo.dev

spslan.cz

.cz crawl

First seen 2026-05-21 · Last seen 2026-05-30 · ok HTTP/1.1 200 1695 ms crawled 2026-05-27

CZ · 77.93.196.21 · AS24971 MasterDC s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Úvod | SOŠ a SOU Lanškroun

Technology

Server
Apache

Third-party hosts loaded (3)

  • c.imedia.cz×1
  • maps.googleapis.com×1
  • s7.addthis.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns1.bfp.cz
  • ns2.bfp.cz
MX
  • 0 spslan-cz.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 include:spfcust.omegatech.cz include:spfcust.bfp.cz include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-19 to 2026-08-17
Expires in 78 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.spslan.cz/

present
  • x-frame-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN

Links to (18)

Linked from (2)