indexo.dev

rappenrapp.com

.com crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 1028 ms crawled 2026-06-01

NL · 45.82.188.15 · AS31477 Duocast B.V.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Rapp+Rapp
Description
Rapp+Rapp is an architecture office operating in the Netherlands, Belgium and Germany with a focus on large-scale projects at the interface between architecture and urbanism.
Language
en-US
Canonical
https://www.rappenrapp.com/

Open Graph

url
https://www.rappenrapp.com/
title
Rapp+Rapp
locale
en_US
site name
Rapp+Rapp
description
Rapp+Rapp is an architecture office operating in the Netherlands, Belgium and Germany with a focus on large-scale projects at the interface between architecture and urbanism.

Technology

Server
LiteSpeed
CMS
WordPress

Third-party hosts loaded (1)

  • s.w.org×1

Registration

Registrar
Key-Systems GmbH
Created
2006-03-01
Expires
2027-03-01 271 days left
Updated
2026-03-02
Name servers
  • ns0.transip.net
  • ns1.transip.nl
  • ns2.transip.eu

DNS records live

NS
  • ns0.transip.net
  • ns1.transip.nl
  • ns2.transip.eu
MX
  • 10 rappenrapp-com.mail.protection.outlook.com
Verified for
  • Brevo
  • Microsoft 365

Email authentication partial

SPF
v=spf1 include:spf.sendinblue.com include:spf.exclaimer.net include:spf.protection.outlook.com ip4:89.146.47.33 ip4:45.82.188.15 include:spf.flowmailer.net -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc@rappenrapp.com,mailto:dmarc@inbound.flowmailer.net; ruf=mailto:dmarc@inbound.flowmailer.net; fo=1
policy: none (monitoring only)
DKIM
  • default: v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCravZRZ8F42/yF8KWq5Phiw8iyoz+HCKqBuKwB7Hl/lPTLNApIGIpZLxp1Q2vdoobw74b2dDL7GOob884o1Qcw5euqC…
  • mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…
selectors probed

Certificate (current)

R12
from 2026-04-11 to 2026-07-10
Expires in 37 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://www.rappenrapp.com/

present
  • referrer-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Permissions Policy
Header values
referrer-policy
no-referrer-when-downgrade