Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zahngesundheit-bach.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 11:33:30 UTC · ↺ Refresh
MX Hostnames
- mxext2.mailbox.org
- mxext1.mailbox.org
- mxext3.mailbox.org
MX Priorities
- mxext1.mailbox.org: 10
- mxext2.mailbox.org: 10
- mxext3.mailbox.org: 20
A / AAAA Records
- 88.198.222.216 ↩ web21.castible.de
- 88.198.160.88 ↩ web22.castible.de
Mail Server IPs
- 80.241.60.212 ↩ mx1.mailbox.org
- 2001:67c:2050:104::1:25:1 ↩ mx1.mailbox.org
- 80.241.60.215 ↩ mx2.mailbox.org
- 2001:67c:2050:104::2:25:1 ↩ mx2.mailbox.org
- 80.241.60.216 ↩ mx3.mailbox.org
- 2001:67c:2050:104::3:25:1 ↩ mx3.mailbox.org
SOA Record
Raw SOA
hydrogen.ns.hetzner.com dns.hetzner.com 2026010513 86400 10800 3600000 3600
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
dns@hetzner.com
Serial
2026010513
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
oxygen.ns.hetzner.com
helium.ns.hetzner.de
hydrogen.ns.hetzner.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a include:mailbox.org include:_spf01.castible.de ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=zHuttAfMYLaZzPn8MmGjR05jeRZ_kMQdG_e6POVaEVE
- SPFv=spf1 mx a include:mailbox.org include:_spf01.castible.de ~all
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