indexo.dev

math.edu.pl

.pl crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 1483 ms crawled 2026-06-03

PL · 46.248.176.199 · AS47544 IQ PL Sp. z o.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Matematyka - math.edu.pl
Description
Serwis poświęcony matematyce. Czytelnik znajdzie tu garść informacji z dziedziny geometrii, algebry i arytmetyki, trochę ciekawostek oraz zadań.
Language
pl

Technology

Server
LiteSpeed
jQuery
3.7.1
Stack
PHP

Third-party hosts loaded (6)

  • cdn.jsdelivr.net×3
  • cdnjs.cloudflare.com×2
  • ajax.googleapis.com×1
  • code.jquery.com×1
  • fonts.cdnfonts.com×1
  • stackpath.bootstrapcdn.com×1

DNS records live

NS
  • ns1.nameserverus2.com
  • ns2.nameserverus2.com
MX
  • 0 math.edu.pl

Email authentication weak

SPF
v=spf1 +a +mx +ip4:86.111.246.20 +ip4:46.248.176.199 ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwLNvmod4iVhpRHN5FZPyRbSI6RKMS4vjeSxuo3a7cz0QgW3VPOezU8+vUsKNACSd2rmPAeuIKN4Slp…
selectors probed

Certificate (current)

RapidSSL TLS RSA CA G1
from 2026-01-13 to 2027-02-03
Expires in 243 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (2)

Linked from (2)