Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hs-fulda.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 09:14:55 UTC · ↺ Refresh
MX Hostnames
- c1621.mx.srv.dfn.de
- b1621.mx.srv.dfn.de
- a1621.mx.srv.dfn.de
MX Priorities
- c1621.mx.srv.dfn.de: 10
- a1621.mx.srv.dfn.de: 10
- b1621.mx.srv.dfn.de: 10
A / AAAA Records
- 13.93.52.132 (no PTR)
Mail Server IPs
- 194.95.238.99 ↩ c1621.mx.srv.dfn.de
- 194.95.232.99 ↩ a1621.mx.srv.dfn.de
- 194.95.234.99 ↩ b1621.mx.srv.dfn.de
SOA Record
Raw SOA
ns01.rz.hs-fulda.de hostmaster.hs-fulda.de 2026031900 28800 7200 604800 3600
Primary NS (mname)
ns01.rz.hs-fulda.de
Admin Email (rname)
hostmaster@hs-fulda.de
Serial
2026031900
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns-3.dfn.de
ns01.rz.hs-fulda.de
ns03.rz.hs-fulda.de
dns-1.dfn.de
ns02.rz.hs-fulda.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.rz.hs-fulda.de -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
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-site-verification=kl8rSof43Z28B6Zj8TnJLs2RFetgaNNBewf8i3Hc17Q
- cisco-ci-domain-verification=90d0f4556f19bf6d708033e65d90f78ea41fc516e2dbe165e3fbc0f8f257568
- SPFv=spf1 include:spf.rz.hs-fulda.de -all
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