indexo.dev

sterkerdanooit.nl

.nl crawl

First seen 2026-06-02 · Last seen 2026-06-03 · ok HTTP/1.1 200 929 ms crawled 2026-06-03

DE · 217.154.251.202 · AS8560 IONOS SE

Reputation 100/100

Classifying

HTML metadata

Title
Personal Trainer in Leiden en omgeving | Sterker dan ooit
Description
Jouw gecertificeerde personal trainer en coach in Leiden en omgeving. Boek een vrijblijvende intake en word Sterker dan Ooit! en maak kennis met onze methode.
Language
nl-NL
Generator
Site Kit by Google 1.180.0
Canonical
https://sterkerdanooit.nl/
Translations
  • en
  • nl
Feeds

Open Graph

url
https://sterkerdanooit.nl/
title
Personal Trainer in Leiden en omgeving | Sterker dan ooit
locale
nl_NL
site name
Sterker dan ooit
description
Jouw gecertificeerde personal trainer en coach in Leiden en omgeving. Boek een vrijblijvende intake en word Sterker dan Ooit! en maak kennis met onze methode.
locale:alternate
en_GB

Technology

Server
nginx
CMS
WordPress
PHP
8.3.31 security-only
jQuery
3.7.1
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • www.googletagmanager.com×2
  • gmpg.org×1

Social

Contact

Email
Phone

DNS records live

NS
  • ns0.transip.net
  • ns1.transip.nl
  • ns2.transip.eu
MX
Show 6 MX records
  • 1 aspmx.l.google.com
  • 10 aspmx2.googlemail.com
  • 10 aspmx3.googlemail.com
  • 20 relay.transip.nl
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • "google-site-verification=2tB510sd-miheq6OvZfLNr5YXwa58LHjEQByAPn3IPo"
  • "google-site-verification=_TqVjXD_Y8jOsw3YhqXhQQGsTubeHwQcwDzkt7ZutHc"

Email authentication strong

SPF
v=spf1 a mx a:onscreenhosting.nl include:_spf.transip.email include:_spf.google.com include:spf.protection.outlook.com ip4:217.154.251.202 ip6:2a01:239:374:8e00::1 ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:dmarc@onscreen.nl;
policy: quarantine · sp=quarantine
DKIM
  • default: v=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyXOSHAMAR3AukLA8F/ES7gaojRtWtWyyFhXIy89EVIsluhv+zivFuUTi+/17i3xuwHDRYhWyIOSkjzcwyoekv…
selectors probed

Certificate (current)

R13
from 2026-05-22 to 2026-08-20
Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://sterkerdanooit.nl/

present
  • content-security-policy
  • x-frame-options
findings
  • missing HSTS
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
content-security-policy
frame-ancestors 'self';

Links to (2)

Linked from (2)