syfer.nl

.nl crawl

First seen 2026-06-02 · Last seen 2026-06-02 · ok HTTP/1.1 200 249 ms crawled 2026-06-02

NL · 91.220.37.38 · AS50673 Serverius Holding B.V.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Syfer laptop alarm beveiliging
Description: Zorg voor een laptop beveiliging en bescherm uw persoonlijke gegevens. Download hier de notebook hardware beveiliging

Technology

Server: Apache
PHP: 7.4.33 end of life
Stack: PHP

DNS records live

NS

ns1.khsmserver2.nl
ns2.khsmserver2.nl

MX

10 mail.syfer.nl

Email authentication weak

SPF: v=spf1 a mx ip4:91.220.37.38 ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

E8

from 2026-05-16 to 2026-08-14

Expires in 71 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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

Links to (15)

Linked from (4)