indexo.dev

keldermanbouw.nl

.nl crawl

First seen 2026-05-30 · Last seen 2026-05-31 · ok HTTP/1.1 200 1972 ms crawled 2026-05-31

IE · 52.210.80.236 · AS16509 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Kelderman Bouw - Slimme bouwers met karakter
Description
Het is onze drijfveer om gebouwen te realiseren waarvan anderen tot in lengte van jaren gebruikmaken.
Language
nl
Generator
Plate
Canonical
https://www.keldermanbouw.nl/

Open Graph

url
/
title
Kelderman Bouw

Technology

Third-party hosts loaded (1)

  • plate.libpx.com×6

Social

Contact

Email
Phone

DNS records live

NS
  • ns3.esmero.nl
  • ns4.esmero.nl
MX
  • 0 keldermanbouw-nl.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 a mx include:spf.mandrillapp.com include:spf.protection.outlook.com include:spf.afas.online ~all
softfail (~all)
DMARC
v=DMARC1;p=quarantine; rua=mailto:dmarc_reports@keldermanbouw.nl
policy: quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr0mYMlxZd+jwt6qkx0bwpP8dAzrBKBkQ15SeGrSfPW31x8MiD6oj8wEyo0sfPRRF2mJ/PwYY977XBT…
selectors probed

Certificate (current)

R12
from 2026-04-17 to 2026-07-16
Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://www.keldermanbouw.nl/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing Content Security Policy
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains

Links to (5)

Linked from (1)