portofoon-mobilofoon.nl

.nl crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 271 ms crawled 2026-06-03

NL · 31.7.7.79 · AS20847 Previder B.V.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Home - Otos LMR Systems
Language: nl
Canonical: https://www.portofoon-mobilofoon.nl/

Open Graph

title: Home
updated time: 1770635134

Technology

Server: Apache

Analytics

Google Tag Manager

Social widgets

YouTube Embed

Third-party hosts loaded (2)

www.googletagmanager.com×1
www.youtube.com×1

Contact

Email

sales@otos.eu

Phone

012 345 67 89

DNS records live

NS

ns0.transip.net
ns1.transip.nl
ns2.transip.eu

MX

10 transip.email

Email authentication partial

SPF: v=spf1 a include:spf.protection.outlook.com include:_spf.yoursite.io -all
strict (-all)
DMARC: v=DMARC1; p=none;
policy: none (monitoring only)
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-22 to 2026-07-21

Expires in 47 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://www.portofoon-mobilofoon.nl/

present

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

findings

missing Content Security Policy
missing frame protection
missing Permissions Policy

Header values

referrer-policy: same-origin
x-content-type-options: nosniff
strict-transport-security: max-age=31536000

Links to (1)

park1.nl×1

Linked from (1)

toernooimennus.nl×1