Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zi-mannheim.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 18:13:54 UTC · ↺ Refresh
MX Hostnames
- zilxse02.zi-mannheim.de
- zilxse01.zi-mannheim.de
MX Priorities
- zilxse01.zi-mannheim.de: 0
- zilxse02.zi-mannheim.de: 10
A / AAAA Records
- 5.9.167.228 ↩ www.zi-mannheim.de
Mail Server IPs
- 193.196.9.196 ↩ zilxse01.zi-mannheim.de
- 193.196.9.197 ↩ zilxse02.zi-mannheim.de
SOA Record
Raw SOA
zima04.zi-mannheim.de postmaster.zi-mannheim.de 2026032001 21600 3600 2419200 17280
Primary NS (mname)
zima04.zi-mannheim.de
Admin Email (rname)
postmaster@zi-mannheim.de
Serial
2026032001
Refresh
21600s
Retry
3600s
Expire
2419200s
Minimum TTL
17280s
Nameservers (NS)
zima04.zi-mannheim.de
dns5.belwue.de
dns1.belwue.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:5.9.107.25/32 ip4:5.9.167.228/32 ip4:5.9.167.229/32 ip4:193.196.9.196/32 ip4:193.196.9.197/32 ip4:193.196.9.152/32 include:de.umantis.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- apple-domain-verification=Ors308zjfaLI36Yf
- MS=CEC36301068F8DAD73FB5E99ED85CC5CD5823750
- SPFv=spf1 ip4:5.9.107.25/32 ip4:5.9.167.228/32 ip4:5.9.167.229/32 ip4:193.196.9.196/32 ip4:193.196.9.197/32 ip4:193.196.9.152/32 include:de.umantis.com -all
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