letterenfonds.nl

HTML metadata

Technology

Server

nginx

CMS

Next.js

JS framework

Next.js

Social

• facebook
• instagram
• linkedin

Contact

Email

• post@letterenfonds.nl

Registration

Registrar

Antagonist B.V.

Created

2009-08-11

Updated

2025-04-02

Name servers

• melody.ns.cloudflare.com
• zahir.ns.cloudflare.com

DNS records live

NS

• melody.ns.cloudflare.com
• zahir.ns.cloudflare.com

MX

• 10 letterenfonds-nl.mail.protection.outlook.com
• 20 letterenfonds-nl.mail.eo.outlook.com

Verified for

• Google
• Google Workspace

Email authentication strong

SPF

v=spf1 mx include:spf.protection.outlook.com include:spf.eprov.nl include:_spf.salesforce.com include:servers.mcsv.net -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; pct=100; rua=mailto:webmaster@letterenfonds.nl; fo=1

policy: quarantine

DKIM

• k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…

selectors probed

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.letterenfonds.nl/

present

• x-frame-options
• x-content-type-options

findings

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

Links to (5)

• facebook.com×1
• google.com×1
• instagram.com×1
• laposta.nl×1
• linkedin.com×1

Linked from (5)

• shoestring-press.com×1
• derevisor.nl×1
• landwehr-cie.de×1
• innovatielabs.org×1
• youngpoets.eu×1