skul.pl

.pl crawl

First seen 2026-05-20 · Last seen 2026-05-30 · ok HTTP/1.1 200 465 ms crawled 2026-05-27

PL · 185.69.192.84 · AS16138 Interia.pl Sp z.o.o.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: Odrabiamy za darmo zadania z podręczników - Skul.pl
Description: Darmowe odpowiedzi do zadań z podręczników 📚 i zeszytów ćwiczeń opracowane przez nauczycieli.💪 Odrabiaj zadania przez serwis i aplikację. ✔️
Language: pl
Canonical: https://skul.pl/

Open Graph

url: https://skul.pl/
title: Skul.pl – zadania i odpowiedzi z podręczników i ćwiczeń
locale: pl_PL
description: Kliknij i zobacz więcej.

Technology

Fonts

Google Fonts

Third-party hosts loaded (5)

staticskul.iplsc.com×22
assetsskul.iplsc.com×21
fonts.googleapis.com×2
fonts.gstatic.com×1
player.interia.pl×1

Contact

Address: ul. Kotlarska 11, 31-539 Kraków, Kraków, Polska

DNS records live

NS

dns1.interia.pl
dns2.interia.pl
dns3.interia.pl

MX

10 hosting2358043.online.pro

Verified for

Google

Email authentication weak

SPF

v=spf1 a:mx-out.home-whs.pl mx a:mailing-out.htp.interia.pl ip4:46.242.157.175 -all

strict (-all)

DMARC

not published

DKIM

dkim: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwD9B7evJVjFv4WdpLJs81bG3bGEt0iRZX1iLScYqr3DDkwsWJ2mOa9W7T5+V1NC8Sh9pgcUE/r3r/B…

selectors probed

Certificate (current)

home pl DV TLS G2 R35 CA

from 2025-07-30 to 2026-07-30

Expires in 60 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://skul.pl/

present

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

findings

missing Content Security Policy
missing Permissions Policy

Header values

referrer-policy: no-referrer, strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=31536000; includeSubDomains; preload