hedernet.de

Valid Email Server
Domain Lookup › hedernet.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hedernet.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-25 12:47:16 UTC · ↺ Refresh

MX Hostnames

  • hedernet.de

MX Priorities

  • hedernet.de: 10

A / AAAA Records

  • 5.39.76.37 ↩ cpu0.net

Mail Server IPs

  • 5.39.76.37 ↩ cpu0.net

SOA Record

Raw SOA nsa0.schlundtech.de admin.cpu0.net 2024052700 43200 7200 1209600 86400
Primary NS (mname)
nsa0.schlundtech.de
Admin Email (rname)
admin@cpu0.net
Serial
2024052700
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

nsa0.schlundtech.de
nsb0.schlundtech.de
nsc0.schlundtech.de
nsd0.schlundtech.de

SPF Record

✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;pct=100;rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No 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 mx -all
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