Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
marburg.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 20:34:56 UTC · ↺ Refresh
MX Hostnames
- mx.marburg.de
MX Priorities
- mx.marburg.de: 10
A / AAAA Records
- 62.67.46.163 ↩ nolis28.nol-is.de
Mail Server IPs
- 83.137.66.4 ↩ mx.marburg.de
SOA Record
Raw SOA
ns1.your-server.de postmaster.your-server.de 2026031301 86400 10800 3600000 3600
Primary NS (mname)
ns1.your-server.de
Admin Email (rname)
postmaster@your-server.de
Serial
2026031301
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
ns.second-ns.com
ns1.your-server.de
ns3.second-ns.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ptr ?all
📊 DNS lookups: 3/10
? Neutral (?all) — no enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;sp=none;pct=50;adkim=r;aspf=r;rua=mailto:[email protected];ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✗ None detectedNo 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 a mx ptr ?all
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