indexo.dev

cel22.pl

.pl crawl

First seen 2026-05-25 · Last seen 2026-05-29 · ok HTTP/1.1 200 5240 ms crawled 2026-05-29

US · 3.231.35.217 · AS14618 Amazon.com, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Cel22 | Ligia Kornowska, MD | Substack
Description
Dożyć 22 wieku i nie być reliktem przeszłości. Click to read Cel22, by Ligia Kornowska, MD, a Substack publication with thousands of subscribers.
Language
en
Canonical
https://www.cel22.pl/
Feeds

Open Graph

url
https://www.cel22.pl/
title
Cel22 | Ligia Kornowska, MD | Substack
description
Dożyć 22 wieku i nie być reliktem przeszłości. Click to read Cel22, by Ligia Kornowska, MD, a Substack publication with thousands of subscribers.

Technology

CDN
Cloudflare
CMS
Gatsby
Analytics
  • Cloudflare Insights
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • substackcdn.com×262
  • fonts.gstatic.com×1
  • js.sentry-cdn.com×1
  • static.cloudflareinsights.com×1

DNS records live

NS
  • ns5.webd.pl
  • ns7.webd.pl
MX
  • 0 mail.cel22.pl

Email authentication partial

SPF
v=spf1 include:_spf.webd.pl -all
strict (-all)
DMARC
v=DMARC1;p=none;sp=none;rua=mailto:dmarc@cel22.pl
policy: none (monitoring only) · sp=none
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAua+bn4rqxjDjyLe7GaVM5Z1eIVUfUt1ejLlQ7vexIa9TD71WSM6nHS2V8CpL9fEY9OZ16TMBVGAHyf…
selectors probed

Certificate (current)

E7
from 2026-04-04 to 2026-07-03
Expires in 33 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://www.cel22.pl/

present
  • strict-transport-security
  • content-security-policy
findings
  • CSP uses wildcard sources
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
content-security-policy
frame-ancestors 'self' https://*.substack.com https://substack.com
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (2)

Linked from (1)