schule.schoenberg.de

Valid Email Server
Domain Lookup › schule.schoenberg.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
schule.schoenberg.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-28 22:41:51 UTC · ↺ Refresh

MX Hostnames

  • mail.schule.schoenberg.de

MX Priorities

  • mail.schule.schoenberg.de: 10

A / AAAA Records

  • 212.51.16.13 ↩ pl3.addix.net

Mail Server IPs

  • 212.51.16.13 ↩ pl3.addix.net

SOA Record

Raw SOA ns1.addix.de edv.amt-probstei.de 2025042401 10800 3600 604800 10800
Primary NS (mname)
ns1.addix.de
Admin Email (rname)
edv@amt-probstei.de
Serial
2025042401
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s

Nameservers (NS)

ns2.addix.de
ns1.addix.de

SPF Record

✓ Strict (-all)
v=spf1 +a +mx +a:plesk-smtp1.addix.net include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default

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

All TXT Records

1 record
  • SPFv=spf1 +a +mx +a:plesk-smtp1.addix.net include:spf.protection.outlook.com -all
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