indexo.dev

borstcrawlcursus.nl

.nl crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 445 ms crawled 2026-06-02

US · 185.230.63.186 · AS58182 Wix.com Ltd.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Borstcrawl Leren | Borstcrawlcursus.nl | Nederland
Description
Borstcrawlcursus.nl biedt als samenwerkingspartner van de KNZB op een professionele manier borstcrawlcursussen aan voor volwassenen. Leer in 8 lessen van 1 uur de belangrijkste technieken van de borstcrawl.
Language
nl
Generator
Wix.com Website Builder
Canonical
https://www.borstcrawlcursus.nl

Open Graph

url
https://www.borstcrawlcursus.nl
title
Borstcrawl Leren | Borstcrawlcursus.nl | Nederland
site name
borstcrawlcursus
description
Borstcrawlcursus.nl biedt als samenwerkingspartner van de KNZB op een professionele manier borstcrawlcursussen aan voor volwassenen. Leer in 8 lessen van 1 uur de belangrijkste technieken van de borstcrawl.

Technology

Server
Pepyaka
CMS
Wix

Third-party hosts loaded (4)

  • static.wixstatic.com×27
  • static.parastorage.com×10
  • siteassets.parastorage.com×4
  • browser.sentry-cdn.com×1

Social

Contact

Email
Address
9 Saturnusstraat, 2516 AD, Den Haag, ZH, NL

DNS records live

NS
  • ns14.wixdns.net
  • ns15.wixdns.net
MX
  • 10 aspmx.l.google.com
  • 20 alt1.aspmx.l.google.com
  • 30 alt2.aspmx.l.google.com
  • 40 alt3.aspmx.l.google.com
  • 50 alt4.aspmx.l.google.com
TXT
  • mandrill_verify.VLLYzIVexGy56NiXY00muw
Verified for
  • Google
  • Microsoft 365

Email authentication partial

SPF
v=spf1 include:_spf.mlsend.com a mx include:spf.mijndomeinhosting.nl include:spf.mandrillapp.com include:_spf.google.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc_agg@vali.email
policy: none (monitoring only)
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4tYMJVzUwA+Ha5yAzGkMbXwSBiEq0zp4tNNaqnlP0bgEIOr/7SqcS7oUNrEGS29v701cQyuXo7WZHQ…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5M4TXhMe/G9ssqvwnFzBtdMCb3nK65G7PPDC+e4s5+AXIA9vFKU4lll/l8PTkU+0P9qyKyXhyJPQNlDwHp…
  • s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxZbVNi0EGWwmwPubmk0u1vEFYacCSQ9I49dll7p1DWiuJOVT5R7AY2KIsh1XZsidtsMXwViO4rARWcivFQ…
selectors probed

Certificate (current)

R12
from 2026-04-01 to 2026-06-30
Expires in 27 days

Full certificate history on crt.sh ↗

HTTP security headers

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

present
  • strict-transport-security
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff
strict-transport-security
max-age=31556952

Links to (3)

Linked from (1)