indexo.dev

certum.pl

.pl crawl dns

First seen 2026-05-28 · Last seen 2026-05-30 · ok HTTP/1.1 200 1554 ms crawled 2026-05-30

PL · 213.222.201.184 · AS28785 Asseco Cloud Sp. z o. o.

Reputation 100/100

Classifying

HTML metadata

Title
Podpis Elektroniczny, Certyfikaty SSL, Certyfikaty S/MIME
Description
Podpis elektroniczny do: podpisywania umów, PDF, JPK, ZUS. Certyfikaty SSL, szyfrowane poczty email, certyfikaty S/MIME, Rozwiązania z zastosowaniem e-podpisu.
Language
pl-PL
Canonical
https://www.certum.pl/pl/
Feeds

Open Graph

url
https://www.certum.pl/pl/
title
Podpis Elektroniczny, Certyfikaty SSL, Certyfikaty S/MIME
locale
pl_PL
site name
Certum - Powszechne Centrum Certyfikacji
description
Podpis elektroniczny do: podpisywania umów, PDF, JPK, ZUS. Certyfikaty SSL, szyfrowane poczty email, certyfikaty S/MIME, Rozwiązania z zastosowaniem e-podpisu.

Technology

Server
Apache
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.gstatic.com×1
  • www.google.com×1
  • www.googletagmanager.com×1

Social

DNS records live

NS
  • a1-222.akam.net
  • a11-66.akam.net
  • a16-64.akam.net
  • a22-67.akam.net
MX
  • 0 certum-pl.mail.protection.outlook.com
  • 10 pri.mx.certum.pl
  • 20 sec.mx.certum.pl
TXT
  • e73733cb8e798813ae0da06b9708d3b524952464e3c2c8a1e6eff96bb130751
  • mojecertpl-site-verification-1XyyfB1gkJGwpo1px2rj76P2otrIOr4q
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 ip4:213.222.201.98 ip4:213.222.198.98 -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:dmarc@assecodspl.uriports.com; ruf=mailto:dmarc@assecodspl.uriports.com; fo=1:d:s
policy: quarantine · sp=quarantine
DKIM
no key found at common selectors

Certificate (current)

Certum OV TLS G2 R39 CA
from 2025-11-12 to 2026-11-12
Expires in 164 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.certum.pl/pl/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=63072000; includeSubDomains, max-age=31536000; includeSubDomains; preload

Links to (10)

Linked from (1)