indexo.dev

tapperijdezwijger.nl

.nl crawl

First seen 2026-06-02 · Last seen 2026-06-02 · ok HTTP/1.1 200 381 ms crawled 2026-06-03

NL · 91.142.254.78 · AS20857 Signet B.V.

Reputation 77/100 weak security headers permissive spf no dmarc policy

Classifying

HTML metadata

Title
Tapperij de Zwijger

Technology

Server
nginx

Social

DNS records live

NS
  • ns1.dn-s.nl
  • ns2.dn-s.nl
  • ns3.dn-s.nl
  • ns4.dn-s.nl
MX
  • 10 filter.premiumantispam.nl
  • 20 fallback.premiumantispam.nl

Email authentication weak

SPF
v=spf1 +all
permissive (+all) — anyone can send as this domain
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-05-04 to 2026-11-19
Expires in 167 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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)