zahngesundheit-bach.de

Valid Email Server

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

✗ Missing

No 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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