indexo.dev

tzum.info

.info crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 573 ms crawled 2026-06-02

NL · 83.137.149.224 · AS31477 Duocast B.V.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Tzum | literair weblog
Description
Een eigenzinnige blik op de literatuur
Language
nl-NL
Generator
Powered by WPBakery Page Builder - drag and drop page builder for WordPress.
Canonical
https://www.tzum.info/
Feeds

Open Graph

url
https://www.tzum.info/2026/06/filmpje-maarten-t-hart-las-een-verbijsterend-nee-ongelooflijk-boek-over-een-oude-moordzaak/
title
Filmpje: Maarten ’t Hart las een verbijsterend, nee ongelooflijk boek over een oude moordzaak
locale
nl_NL
site name
Tzum
description
literair weblog

Technology

Server
nginx
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Third-party hosts loaded (12)
  • fd.cleantalk.org×2
  • feed.informer.com×2
  • fonts.googleapis.com×2
  • assets.pinterest.com×1
  • bannersimages.s-bol.com×1
  • cdn-images.mailchimp.com×1
  • gmpg.org×1
  • partner.bol.com×1
  • s3.amazonaws.com×1
  • www.google.com×1
  • www.googletagmanager.com×1
  • www.googletagservices.com×1

Social

Contact

Phone

Registration

Registrar
Key-Systems GmbH
Created
2008-04-29
Expires
2027-04-29 330 days left
Updated
2026-04-29
Name servers
  • ns1.duocast.net
  • ns2.duocast.net

DNS records live

NS
  • ns1.duocast.net
  • ns2.duocast.net
MX
  • 20 mail.tzum.info

Email authentication strong

SPF
v=spf1 include:_spf.duocast.net include:_spf.google.com +a +mx ~all
softfail (~all)
DMARC
v=DMARC1; p=reject;
policy: reject (enforced)
DKIM
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2025-10-23 to 2026-11-13
Expires in 163 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.tzum.info/

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

Links to (9)

Linked from (1)