optometrie.nl

.nl crawl

First seen 2026-05-21 · Last seen 2026-05-31 · ok HTTP/1.1 200 984 ms crawled 2026-05-27

BE · 176.62.165.102 · AS34762 Combell NV

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title

Optometrie.nl - Home | Optometristen Vereniging Nederland (OVN)

Description

Op deze website kunt u informatie vinden over alles wat met optometrie te maken heeft en wat optometrie voor u kan betekenen.

Language

Feeds

Open Graph

url: https://www.optometrie.nl/
title: Optometrie.nl - Home | Optometristen Vereniging Nederland (OVN)
description: Op deze website kunt u informatie vinden over alles wat met optometrie te maken heeft en wat optometrie voor u kan betekenen.

Technology

Server: nginx

Third-party hosts loaded (1)

www.google.com×1

Social

DNS records live

NS

ns1.european-server.eu
ns3.european-server.com
ns4.european-server.com

MX

0 optometrie-nl.mail.protection.outlook.com

Verified for

Microsoft 365

Email authentication partial

SPF

v=spf1 a ip4:178.208.40.44 ip4:171.33.134.209 include:_spf.relay.mailprotect.be include:spf.protection.outlook.com include:_spf.paytsoftware.com ~all

softfail (~all)

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

DKIM

k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…

selectors probed

Certificate (current)

R12

from 2026-05-08 to 2026-08-06

Expires in 66 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.optometrie.nl/

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options

findings

missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self';
strict-transport-security: max-age=31536000; includeSubDomains