indexo.dev

extendumopleidingen.nl

.nl crawl

First seen 2026-05-27 · Last seen 2026-05-27 · ok HTTP 200 5094 ms crawled 2026-05-30

NL · 83.172.182.42 · AS25459 Eurofiber Cloud Infra B.V.

Reputation 95/100 weak security headers

Registration

Registrar
Internet Service Europe B.V.
Created
2011-06-01
Updated
2016-07-28
Name servers
  • ns2.123-web-host.biz
  • ns1.123-web-host.biz

DNS records live

NS
  • ns1.123-web-host.biz
  • ns2.123-web-host.biz
MX
  • 10 mail.extendumopleidingen.nl

Email authentication strong

SPF
v=spf1 a mx include:relay.mailbaby.net ip4:83.172.182.42 ip4:83.172.180.0/22 ip6:2a02:cec0:10:136:0:0:0:1 ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine; sp=quarantine
policy: quarantine · sp=quarantine
DKIM
no key found at common selectors

Certificate (current)

Trust Provider B.V. TLS RSA CA G1
from 2025-11-27 to 2026-11-27
Expires in 179 days

Full certificate history on crt.sh ↗

Linked from (1)