naukowiec.org

.org crawl

First seen 2026-05-29 · Last seen 2026-05-31 · ok HTTP/1.1 200 760 ms crawled 2026-05-31

US · 172.67.147.253 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

sector education type homepage

HTML metadata

Title: Naukowiec.org - kalkulatory, wzory, tablice, zadania, wiedza
Canonical: https://www.naukowiec.org/

Technology

CDN: Cloudflare
Stack: Django

Analytics

Google Tag Manager

Ads

Google AdSense

Fonts

Font Awesome
Google Fonts

Third-party hosts loaded (10)

cdnjs.cloudflare.com×4
fonts.googleapis.com×3
www.googletagmanager.com×3
a.spolecznosci.net×1
fonts.gstatic.com×1
pagead2.googlesyndication.com×1
sdk.k-words.io×1
servg1.net×1
use.fontawesome.com×1
video.onnetwork.tv×1

DNS records live

NS

bonnie.ns.cloudflare.com
dilbert.ns.cloudflare.com

MX

10 mail.netstel.pl

Verified for

Google

Email authentication partial

SPF: v=spf1 a mx include:netstel.pl -all
strict (-all)
DMARC: v=DMARC1; p=none; sp=none
policy: none (monitoring only) · sp=none
DKIM: no key found at common selectors

Certificate (current)

WE1

from 2026-05-30 to 2026-08-28

Expires in 89 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://www.naukowiec.org/

present

strict-transport-security
x-content-type-options

findings

missing Content Security Policy
missing frame protection
missing Referrer Policy
missing Permissions Policy

Header values

x-content-type-options: nosniff
strict-transport-security: max-age=31536000; includeSubDomains; preload

Links to (10)

Linked from (4)