indexo.dev

sevenwolden.nl

.nl user

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 307 ms crawled 2026-06-01

NL · 37.97.130.251 · AS20857 Signet B.V.

Reputation 87/100 weak security headers no dmarc policy

sector education type homepage

HTML metadata

Title
Onderwijsgroep Midden-Friesland - OGMF
Language
nl

Technology

Server
nginx
CMS
WordPress

Registration

Registrar
Realtime Register
Created
1997-11-19
Updated
2021-11-30
Name servers
  • ns2.argewebhosting.com
  • ns1.argewebhosting.eu
  • ns3.argewebhosting.nl

DNS records live

NS
  • ns1.argewebhosting.eu
  • ns2.argewebhosting.com
  • ns3.argewebhosting.nl
MX
  • 0 sevenwolden-nl.mail.protection.outlook.com
TXT
  • e7KBW/lwbgUVmlDcb2BVm4hQw98ZGYC1A38pvVCTjf2dxYMv1vRI2KWNimNXJNTJC0HUYt47POd/HuYWFke0qQ==
Verified for
  • Apple
  • Microsoft 365

Email authentication weak

SPF
v=spf1 ip4:13.94.232.90 ip4:217.166.58.80/28 ip4:188.203.74.0/29 ip4:194.45.247.104/29 ip4:92.68.137.72/29 ip4:145.54.149.80/30 ip4:95.97.121.128/29 ip4:145.54.128.116/30 ip4:92.68.141.24/29 include:spf.protection.outlook.com include:spf.afas.online -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-10 to 2026-08-08
Expires in 67 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (3)