tzdo.de

HTML metadata

Technology

Server

nginx

CMS

WordPress

Fonts

• Font Awesome

Third-party hosts loaded (3)

• use.fontawesome.com×2
• js.hcaptcha.com×1
• maps.googleapis.com×1

Social

• linkedin
• instagram
• facebook

Contact

Phone

• +49 231 9742-100

Registration

Updated

2022-01-11

Name servers

• ns1-any.123ns.eu.
• ns3-any.123ns.eu.
• ns4-any.123ns.de.

DNS records live

NS

• ns1-any.123ns.eu
• ns3-any.123ns.eu
• ns4-any.123ns.de

MX

• 30 mx1.tzdo.de

Email authentication strong

SPF

v=spf1 ip4:149.232.255.226 mx:unternehmen-online.de include:ispgateway.de include:_spf-e.cegedim.fr include:_spf-i.cegedim.fr mx ~all

softfail (~all)

DMARC

v=DMARC1;p=reject;rua=mailto:admin@tzdo.de

policy: reject (enforced)

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://www.tzdo.de/

present

• referrer-policy

findings

• missing HSTS
• missing Content Security Policy
• missing frame protection
• missing content type protection
• missing Permissions Policy

Links to (34)

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• biodeutschland.org×1
• bioindustry.de×1
• bryck.com×1
• commerzbank.de×1
• cookiedatabase.org×1
• dechema.de×1
• deutsche-bank.de×1
• dogewo21.de×1
• dortmund.de×1
• dovoba.de×1
• facebook.com×1
• fraunhofer.de×1
• htgf.de×1
• hwk-do.de×1
• ihk.de×1
• immobilienscout24.de×1
• innovationszentren.de×1
• instagram.com×1
• isas.de×1
• ivam.de×1
• lamarr-institute.org×1
• linkedin.com×1
• logit-club.de×1
• mpg.de×1
• ni-ro.de×1
• nrw.de×1
• nrwbank.de×1
• sparkasse-dortmund.de×1
• tu-dortmund.de×1
• vdma.org×1
• weiterbildungsinstitut.de×1
• wirtschaftsfoerderung-dortmund.de×1
• zenit.de×1

Linked from (1)

• conf3rence.com×1