indexo.dev

boomhogeronderwijs.nl

.nl crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP 200 621 ms crawled 2026-06-01

NL · 37.46.138.39 · AS25151 Cyso Group B.V.

Reputation 95/100 weak security headers

DNS records live

NS
  • ns0.transip.net
  • ns1.transip.nl
  • ns2.transip.eu
MX
  • 10 boomhogeronderwijs-nl.mail.protection.outlook.com
TXT
  • "google-site-verification=CHUPlCzEZIEfwfO4utZr5AMuU4luZqZEK3J2CGvNKWI"
  • "MS=ms18498226"
Verified for
  • Dynamics 365

Email authentication strong

SPF
v=spf1 include:spf.protection.outlook.com include:spf.exclaimer.net include:spf.mandrillapp.com include:virtualmail.webpower.eu include:spf-a.boom.nl -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:tufpkgym@ag.eu.dmarcian.com;
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnpEa2lyCmO7JHlhsWa8csUQ8igEKoLyFpynxm89MSVs7hnAeYpz72axvYVTv0pIvxTEtkahDTZEtlJ…
selectors probed

Certificate (current)

PerfectSSL
from 2026-04-21 to 2026-11-06
Expires in 156 days

Full certificate history on crt.sh ↗

Linked from (1)