schoolofdatascience.nl

.nl crawl

First seen 2026-05-16 · Last seen 2026-05-31 · ok HTTP/1.1 200 2000 ms crawled 2026-05-21

NL · 194.213.127.26 · AS42585 Metaregistrar B.V.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title

School of Data Science – School of Data Science

Language

en-US

Generator

WordPress 6.9.4

Canonical

https://schoolofdatascience.nl/

Feeds

Technology

Server: nginx
CMS: WordPress 6.9.4
PHP: 8.3.31 security-only
jQuery: 3.7.1

Analytics

Google Tag Manager

Ads

Google Ads (DoubleClick)

Third-party hosts loaded (4)

www.googletagmanager.com×4
cdn-cookieyes.com×2
gmpg.org×1
googleads.g.doubleclick.net×1

Social

Contact

Email

info@schoolofdatascience.nl

Phone

070 221 1586

Registration

Registrar

Metaregistrar B.V.

Created

2018-11-21

Updated

2023-11-10

Name servers

nsn2.mijndomein.nl
nsn1.mijndomein.nl

DNS records live

NS

nsn1.mijndomein.nl
nsn2.mijndomein.nl

MX

5 mx1.mijndomein.nl
5 mx2.mijndomein.nl

TXT

MS=ACE21F302021B02945C6A52D7CEE0276751C98F6

Email authentication partial

SPF: v=spf1 a mx include:spf.mijndomeinhosting.nl ~all
softfail (~all)
DMARC: v=DMARC1; p=none; sp=none; pct=100; adkim=r; aspf=r; rua=mailto:dmarc@reportdmarc.nl; rf=afrf; fo=0; ri=86400
policy: none (monitoring only) · sp=none
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-17 to 2026-07-16

Expires in 46 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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