deltaweb.de

Valid Email Server
Domain Lookup › deltaweb.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
deltaweb.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-03 13:43:39 UTC · ↺ Refresh

MX Hostnames

  • mx.deltaweb.de

MX Priorities

  • mx.deltaweb.de: 10

A / AAAA Records

  • 193.239.107.57 ↩ web.deltaweb.de

Mail Server IPs

  • 193.239.107.52 ↩ mx.deltaweb.de

SOA Record

Raw SOA ns1.deltaweb.de hostmaster.deltaweb.de 2021022068 86400 7200 2419200 3600
Primary NS (mname)
ns1.deltaweb.de
Admin Email (rname)
hostmaster@deltaweb.de
Serial
2021022068
Refresh
86400s
Retry
7200s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

ns1.deltaweb.de
ns2.deltaweb.de

SPF Record

✓ Strict (-all)
v=spf1 mx ip4:193.239.107.55/32 ip4:193.239.107.54/32 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; adkim=s; aspf=s; fo=0; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 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 ip4:193.239.107.55/32 ip4:193.239.107.54/32 -all
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