rekentuin.nl

.nl error HTTP 400

First seen 2026-06-17 · Last seen 2026-06-17 · crawled 2026-06-19 ·5 attempts

FI · 65.108.75.61 · AS24940 Hetzner Online GmbH

Reputation 90/100 crawl error

http 400

DNS records live

NS

ns0.transip.net
ns1.transip.nl
ns2.transip.eu

MX

1 aspmx.l.google.com
10 aspmx2.googlemail.com
10 aspmx3.googlemail.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

Email authentication strong

SPF

v=spf1 -all

strict (-all)

DMARC

v=DMARC1; p=reject; rua=mailto:root+rua@oefenweb.nl; ruf=mailto:root+ruf@oefenweb.nl; fo=1; adkim=s; aspf=s

policy: reject (enforced)

DKIM

Show 12 DKIM selectors

default: v=DKIM1; p=
google: v=DKIM1; p=
selector1: v=DKIM1; p=
selector2: v=DKIM1; p=
k1: v=DKIM1; p=
k2: v=DKIM1; p=
mail: v=DKIM1; p=
dkim: v=DKIM1; p=
s1: v=DKIM1; p=
s2: v=DKIM1; p=
mxvault: v=DKIM1; p=
smtpapi: v=DKIM1; p=

selectors probed

Certificate (current)

Sectigo Public Server Authentication CA DV R36

from 2026-02-16 to 2027-03-04

Expires in 256 days

Full certificate history on crt.sh ↗

Linked from (3)

Use this data via API

Everything on this page for rekentuin.nl is available as JSON from the indexo.dev REST & MCP API.

curl "https://indexo.dev/api/v1/domains/rekentuin.nl" \
  -H "X-API-Key: idx_..."

Read the docs & get a free key →

Add a badge to your site

Own rekentuin.nl? Show it's tracked on indexo.dev and link visitors straight to this page.

<a href="https://indexo.dev/rekentuin.nl" target="_blank" rel="noopener">
  <img src="https://indexo.dev/rekentuin.nl/badge.svg" alt="indexo.dev — rekentuin.nl">
</a>