markijzerman.com

.com crawl

First seen 2026-05-27 · Last seen 2026-05-27 · ok HTTP/1.1 200 1081 ms crawled 2026-05-30

NL · 213.108.104.108 · AS47172 Greenhost BV

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: Mark IJzerman
Description: Mark IJzerman is an interdisciplinary artist working on the intersection of ecology and media art. IJzerman uses digital technologies to create processes that have their own agency, to make works creating intimacy between us and the other-than-human. His work is always informed by field research as well as working with other professionals.
Language: en

Technology

Server: Apache
CMS: Joomla
jQuery: 3.5.1

Fonts

Google Fonts

Third-party hosts loaded (3)

ajax.googleapis.com×1
code.jquery.com×1
fonts.googleapis.com×1

Registration

Registrar

Metaregistrar BV

Created

2009-05-06

Expires

2027-05-06 339 days left

Updated

2026-02-15

Name servers

ns1.greenhost.nl
ns2.greenhost.net
ns3.greenhost.nl

DNS records live

NS

ns1.greenhost.nl
ns2.greenhost.net
ns3.greenhost.nl

MX

10 mx1.greenhost.nl
10 mx2.greenhost.nl

Email authentication partial

SPF

v=spf1 include:spf.greenhost.nl ~all

softfail (~all)

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

DKIM

k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…

selectors probed

Certificate (current)

R13

from 2026-05-05 to 2026-08-03

Expires in 63 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://markijzerman.com/

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: SAMEORIGIN

Linked from (1)

civa.at×1