cert.pl

.pl crawl

First seen 2026-05-15 · Last seen 2026-05-20 · ok HTTP/1.1 200 4320 ms crawled 2026-05-20

US · 104.26.15.180 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

sector government type homepage

HTML metadata

Title

CERT Polska

Language

Canonical

https://cert.pl/

Feeds

CERT Polska - Atom Atom
CERT Polska - RSS RSS

Technology

CDN: Cloudflare

Fonts

Google Fonts

Third-party hosts loaded (1)

fonts.googleapis.com×1

Social

Contact

Phone

60057-61611

DNS records live

NS

emma.ns.cloudflare.com
walt.ns.cloudflare.com

MX

10 mx1.cert.pl

TXT

mojecertpl-site-verification-iHcZJ9ILAzk8JZmEUIvPPTRw7RJbG9qG

Verified for

Google

Email authentication strong

SPF: v=spf1 include:_spf.cert.pl -all
strict (-all)
DMARC: v=DMARC1; p=reject; rua=mailto:dmarc-cert@cert.pl; ruf=mailto:security@cert.pl; fo=s
policy: reject (enforced)
DKIM: no key found at common selectors

Certificate (current)

WE1

from 2026-04-06 to 2026-07-05

Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://cert.pl/

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: DENY