indexo.dev

mdejongh.com

.com crawl

First seen 2026-05-28 · Last seen 2026-05-28 · ok HTTP/1.1 200 151 ms crawled 2026-05-30

NL · 92.63.174.157 · AS48635 Your Hosting B.V.

Reputation 70/100 listed in spam blocklist weak security headers

Classifying

HTML metadata

Title
Antiquariaat Matthys de Jongh

Technology

Server
nginx

Contact

Email

Registration

Registrar
Tucows Domains Inc.
Created
1999-01-27
Expires
2027-01-27 240 days left
Updated
2025-12-29
Name servers
  • ns1.argewebhosting.eu
  • ns2.argewebhosting.com
  • ns3.argewebhosting.nl

DNS records live

NS
  • ns1.argewebhosting.eu
  • ns2.argewebhosting.com
  • ns3.argewebhosting.nl
MX
  • 10 primary.yourfilter.nl
  • 20 fallback.yourfilter.nl

Email authentication strong

SPF
v=spf1 include:_spf.yourfilter.nl ~all
softfail (~all)
DMARC
v=DMARC1;p=quarantine
policy: quarantine
DKIM
  • default: v=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArQT7YoTK08RpFZt/3UK0bl3mqFYrN6uRpgJVdZC43pWnj77zr0XzI1HxM5IKQEMsoTeep/DYEPsV7b/KNKt5w…
selectors probed

Certificate (current)

R13
from 2026-04-03 to 2026-07-02
Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://mdejongh.com/

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

Links to (2)

Linked from (1)