indexo.dev

sjoerdkrijtenburg.nl

.nl crawl

First seen 2026-05-31 · Last seen 2026-05-31 · ok HTTP/1.1 200 455 ms crawled 2026-06-01

NL · 185.104.29.126 · AS206281 Stichting DIGI NL

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Sjoerd Krijtenburg – Drummer & Songwriter
Language
nl-NL
Generator
WordPress 7.0
Canonical
https://sjoerdkrijtenburg.nl/
Feeds

Technology

Server
Apache
CMS
WordPress 7.0
PHP
8.2.29 security-only
jQuery
3.7.1
Fonts
  • Google Fonts

Third-party hosts loaded (5)

  • i.ytimg.com×11
  • fonts.googleapis.com×2
  • fonts.gstatic.com×1
  • gmpg.org×1
  • www.google.com×1

Social

Contact

Phone

DNS records live

NS
  • ns.zxcs.be
  • ns.zxcs.eu
  • ns.zxcs.nl
MX
  • 10 spamrelay.zxcs.nl
Verified for
  • Google

Email authentication partial

SPF
v=spf1 a mx include:_spf.google.com ip4:185.104.29.126 ip6:2a06:2ec0:1:0:0:0:0:145 include:filter-out.zxcs.nl ~all
softfail (~all)
DMARC
v=DMARC1; p=none; sp=none;
policy: none (monitoring only) · sp=none
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-10 to 2026-07-09
Expires in 36 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://sjoerdkrijtenburg.nl/

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

Links to (7)

Linked from (1)