indexo.dev

jenssecurity.nl

.nl crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 901 ms crawled 2026-05-30

NL · 37.97.190.80 · AS20857 Signet B.V.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Home
Canonical
/

Open Graph

url
/
title
Home
locale
nl_NL
site name
Jens Security

Technology

Server
Microsoft-IIS
CMS
WordPress
ASP.NET
4.0.30319

Third-party hosts loaded (2)

  • cdn.dotsolutions.nl×2
  • i0.wp.com×1

Contact

Email
Phone

DNS records live

NS
  • luke.ns.cloudflare.com
  • tani.ns.cloudflare.com
MX
  • 0 jenssecurity-nl.mail.protection.outlook.com
TXT
  • aregg1ef8fpk0sip8m972up23u
Verified for
  • Microsoft 365

Email authentication partial

SPF
v=spf1 a:email.fonville.nl a:relay.vancis.nl include:spf.protection.outlook.com include:spf.signhost.com include:_spf.transip.email include:mailgun.org include:amazonses.com -all
strict (-all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs0OLN9iZjqO7yP2zEFaFB6EI6UqtQdlfqFUAvLAcaHX3Z3UGu9UmmIfjFgYVMii5YsCCl6TuyCl1xy…
selectors probed

Certificate (current)

YR1
from 2026-05-29 to 2026-08-27
Expires in 87 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.jenssecurity.nl/

present
  • x-frame-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
Deny

Links to (3)

Linked from (1)