indexo.dev

number4audio.nl

.nl crawl

First seen 2026-05-31 · Last seen 2026-05-31 · ok HTTP/1.1 200 234 ms crawled 2026-05-31

NL · 185.27.142.190 · AS48635 Your Hosting B.V.

Reputation 62/100 wrong cert weak security headers no dmarc policy

Classifying

Technology

Server
Apache

Contact

Email

DNS records live

NS
  • ns1.flexwebhosting.nl
  • ns2.flexwebhosting.nl
  • ns3.flexwebhosting.com
MX
  • 10 srv1.flexfilter.nl
  • 10 srv2.flexfilter.nl

Email authentication weak

SPF
v=spf1 a mx a:spf.flexfilter.nl -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

Sectigo Public Server Authentication CA DV R36
from 2025-09-04 to 2026-10-06
Expires in 126 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://number4audio.nl/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (6)

Linked from (1)