Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rz.uni-frankfurt.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 16:37:12 UTC · ↺ Refresh
MX Hostnames
- mx2.uni-frankfurt.de
- mx1.uni-frankfurt.de
- mx3.uni-frankfurt.de
- mx4.uni-frankfurt.de
MX Priorities
- mx4.uni-frankfurt.de: 10
- mx2.uni-frankfurt.de: 10
- mx3.uni-frankfurt.de: 10
- mx1.uni-frankfurt.de: 10
A / AAAA Records
- 141.2.37.41 ↩ www-a10.uni-frankfurt.de
Mail Server IPs
- 141.2.36.230 ↩ mx-a10.rz.uni-frankfurt.de
SOA Record
Raw SOA
chaplin.rz.uni-frankfurt.de nameservice.uni-frankfurt.de 2026031702 10000 3600 2419200 86400
Primary NS (mname)
chaplin.rz.uni-frankfurt.de
Admin Email (rname)
nameservice@uni-frankfurt.de
Serial
2026031702
Refresh
10000s
Retry
3600s
Expire
2419200s
Minimum TTL
86400s
Nameservers (NS)
warumdenn.rz.uni-frankfurt.de
weshalbdenn.rz.uni-frankfurt.de
wiesodenn.rz.uni-frankfurt.de
chaplin.rz.uni-frankfurt.de
wattdenn.rz.uni-frankfurt.de
dns-2.dfn.de
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=uni-frankfurt.de
📊 DNS lookups: 1/10
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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- google-gws-recovery-domain-verification=67392519
- MS=D75B85974D59D164595CC62D3F96D098F8EEAE2B
- SPFv=spf1 redirect=uni-frankfurt.de
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