indexo.dev

gbu.nl

.nl crawl dns

First seen 2026-05-30 · Last seen 2026-06-01 · ok HTTP/1.1 200 903 ms crawled 2026-05-31

NL · 46.249.42.35 · AS50673 Serverius Holding B.V.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
GBU printmedia - Opvallen met print en drukwerk
Description
Val op met print en drukwerk van GBU printmedia! Met tekst, fotografie, opmaak en ontwerp hebben wij alles in huis voor de gewenste uitstraling van uw bedrijf.
Language
nl
Generator
GBU online

Technology

Server
LiteSpeed
CMS
Joomla
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • cijfers.spikker.nl×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • nsauth.myrootnet.com
  • nsauth.myrootnet.nl
MX
  • 10 spamexperts.cloudhosted.eu
  • 20 gbu-nl.mail.protection.outlook.com
Verified for
  • 1Password
  • Google
  • Meta
  • Microsoft 365

Email authentication partial

SPF
v=spf1 mx a ip4:37.235.8.160 ip4:213.233.202.194 include:spf.mandrillapp.com include:spf.protection.outlook.com include:_spf.exactonline.nl a:web06.whitelabs.oxilionhosted.nl include:spf.pubble.nl include:whitelabelserver.nl -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc@gbu.nl; ruf=mailto:dmarc@gbu.nl; sp=none; fo=1
policy: none (monitoring only) · sp=none
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC/pyNBx63rO8uzXuCO0tg7YcqQlwb2FQujnUcyr+q4uPw9Ey9xHg6BegvSMgrmC9jUM8v3TaeVTSWZJj8xlK…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

E7
from 2026-05-16 to 2026-08-14
Expires in 73 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://gbu.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=31536000; includeSubDomains; preload

Links to (2)

Linked from (3)