portadesign.cz

.cz crawl

First seen 2026-05-21 · Last seen 2026-05-31 · ok HTTP/1.1 200 3479 ms crawled 2026-05-27

US · 198.202.211.1 · AS209242 Cloudflare London, LLC

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Design nás spojuje, technologie posouvá dál | PORTA DESIGN
Description: Jsme agentura silná v UX, web developmentu a designu. Příběhy s námi jsou různě dlouhé, ale vždycky mají dobrý konec.
Language: cs

Open Graph

title: Design nás spojuje, technologie posouvá dál | PORTA DESIGN

Technology

CDN: Cloudflare
jQuery: 3.5.1

Analytics

Google Tag Manager

Social widgets

YouTube Embed

Third-party hosts loaded (8)

cdn.prod.website-files.com×80
cdn.jsdelivr.net×1
cdnjs.cloudflare.com×1
d3e54v103j8qbb.cloudfront.net×1
dev.visualwebsiteoptimizer.com×1
platform-api.sharethis.com×1
www.googletagmanager.com×1
www.youtube.com×1

Social

Registration

Registrar

REG-INTERNET-CZ

Created

2007-03-11

Expires

2027-03-10 282 days left

Updated

2011-12-21

Name servers

ns.forpsi.cz
ns.forpsi.it
ns.forpsi.net

DNS records live

NS

ns.forpsi.cz
ns.forpsi.it
ns.forpsi.net

MX

Show 7 MX records

10 aspmx.l.google.com
20 alt1.aspmx.l.google.com
20 alt2.aspmx.l.google.com
30 aspmx2.googlemail.com
30 aspmx3.googlemail.com
30 aspmx4.googlemail.com
30 aspmx5.googlemail.com

Verified for

Brevo
Google

Email authentication partial

SPF

v=spf1 include:spf.sendinblue.com include:_spf.google.com include:_spf.smtp.com ~all

softfail (~all)

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

DKIM

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlc7ejJuEQnqb9prIabg1+Ej6FsKFHuy2oduexX98lAdmqGYmQhJ1+vFXgbXd/GtUkLoC3HjotBZP+m…
mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…

selectors probed

Certificate (current)

WE1

from 2026-05-18 to 2026-08-16

Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.portadesign.cz/

present

strict-transport-security

findings

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

Header values

strict-transport-security: max-age=31536000