gdoctrina.cz

HTML metadata

Technology

Server

nginx

CMS

WordPress

jQuery

3.7.1

Stack

PHP

Fonts

• Google Fonts

Third-party hosts loaded (4)

• fonts.googleapis.com×1
• gmpg.org×1
• p.softmedia.cz×1
• www.facebook.com×1

Social

• facebook

Contact

Phone

• +420 485 123 556

DNS records live

NS

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

MX

• 10 mxavas.forpsi.com

TXT

• v=DMARC1; p=reject

Email authentication strong

SPF

v=spf1 -all

strict (-all)

DMARC

v=DMARC1; p=reject

policy: reject (enforced)

DKIM

Show 12 DKIM selectors

• default: v=DMARC1; p=reject
• google: v=DMARC1; p=reject
• selector1: v=DMARC1; p=reject
• selector2: v=DMARC1; p=reject
• k1: v=DMARC1; p=reject
• k2: v=DMARC1; p=reject
• mail: v=DMARC1; p=reject
• dkim: v=DMARC1; p=reject
• s1: v=DMARC1; p=reject
• s2: v=DMARC1; p=reject
• mxvault: v=DMARC1; p=reject
• smtpapi: v=DMARC1; p=reject

selectors probed

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://gdoctrina.cz/

present

• x-content-type-options

findings

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

Links to (9)

• strava.cz×1
• scio.cz×1
• google.com×1
• flox.cz×1
• facebook.com×1
• dofe.cz×1
• cuni.cz×1
• chemickacentra.cz×1
• bakalari.cz×1

Linked from (1)

• educaweek.cz×1