Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hfg-karlsruhe.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 14:48:03 UTC · ↺ Refresh
MX Hostnames
- mx-in-1.hfg-karlsruhe.de
MX Priorities
- mx-in-1.hfg-karlsruhe.de: 200
A / AAAA Records
- 193.197.160.57 ↩ staticweb.hfg-karlsruhe.de
- 2001:7c0:403:2034::443 ↩ staticweb.hfg-karlsruhe.de
Mail Server IPs
- 193.197.160.71 ↩ mx-in-1.hfg-karlsruhe.de
- 2001:7c0:403:2053::25 ↩ mx-in-1.hfg-karlsruhe.de
SOA Record
Raw SOA
ns.hfg-karlsruhe.de hostmaster.hfg-karlsruhe.de 2026032498 86400 14400 2419200 3600
Primary NS (mname)
ns.hfg-karlsruhe.de
Admin Email (rname)
hostmaster@hfg-karlsruhe.de
Serial
2026032498
Refresh
86400s
Retry
14400s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
dns1.belwue.de
dns3.belwue.de
ns.hfg-karlsruhe.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:193.197.160.26/32 ip4:193.197.160.5/32 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ri=604800
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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 ip4:193.197.160.26/32 ip4:193.197.160.5/32 -all
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