knobloch.de

Valid Email Server
Domain Lookup › knobloch.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
knobloch.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-02 02:37:42 UTC · ↺ Refresh

MX Hostnames

  • mxext1.mailbox.org
  • mxext2.mailbox.org
  • mxext3.mailbox.org

MX Priorities

  • mxext1.mailbox.org: 10
  • mxext3.mailbox.org: 20
  • mxext2.mailbox.org: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 80.241.60.212 ↩ mx1.mailbox.org
  • 2001:67c:2050:104::1:25:1 ↩ mx1.mailbox.org
  • 80.241.60.216 ↩ mx3.mailbox.org
  • 2001:67c:2050:104::3:25:1 ↩ mx3.mailbox.org
  • 80.241.60.215 ↩ mx2.mailbox.org
  • 2001:67c:2050:104::2:25:1 ↩ mx2.mailbox.org

SOA Record

Raw SOA dns.rackland.de hansi.rackland.de 2025122274 300 60 1209600 300
Primary NS (mname)
dns.rackland.de
Admin Email (rname)
hansi@rackland.de
Serial
2025122274
Refresh
300s
Retry
60s
Expire
1209600s
Minimum TTL
300s

Nameservers (NS)

ns1.first-ns.de
robotns2.second-ns.de
robotns3.second-ns.com
dns.rackland.de

SPF Record

✓ Strict (-all)
v=spf1 include:mailbox.org ip4:212.21.163.98 ip4:212.86.200.188 ip6:2a00:a980::211:43ff:fecd:653e ip6:2a00:1970:709::2212:1a9b -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 include:mailbox.org ip4:212.21.163.98 ip4:212.86.200.188 ip6:2a00:a980::211:43ff:fecd:653e ip6:2a00:1970:709::2212:1a9b -all
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