Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zema.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 09:30:19 UTC · ↺ Refresh
MX Hostnames
- mail.zema.de
MX Priorities
- mail.zema.de: 10
A / AAAA Records
- 81.209.255.191 ↩ pixelx.zema.de
- 2001:7f0:3000:512::512:191 ↩ pixelx.zema.de
Mail Server IPs
- 193.17.22.118 ↩ mail.zema.uni-saarland.de
SOA Record
Raw SOA
ns26.ns26.de pl-1100-zema.zema.de 2026032305 10800 3600 1209600 10800
Primary NS (mname)
ns26.ns26.de
Admin Email (rname)
pl-1100-zema@zema.de
Serial
2026032305
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
ns28.ns28.de
ns26.ns26.de
ns27.ns27.de
SPF Record
✓ Strict (-all)
v=spf1 a mx a:mail.zema.de ip4:81.209.255.191 ip6:2001:7f0:3000:512::512:191 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
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
3 records- MS=E029D22DB5F2D915C521E9EFC395E5A348AC0D2C
- SPFv=spf1 a mx a:mail.zema.de ip4:81.209.255.191 ip6:2001:7f0:3000:512::512:191 -all
- MS=ms98641462
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