mac-stratmann.de

Valid Email Server
Domain Lookup › mac-stratmann.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
mac-stratmann.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-31 19:02:54 UTC · ↺ Refresh

MX Hostnames

  • mail.mac-stratmann.de

MX Priorities

  • mail.mac-stratmann.de: 10

A / AAAA Records

  • 178.254.10.137 ↩ sh8-35.1blu.de

Mail Server IPs

  • 178.254.4.101 ↩ ms-10.1blu.de

SOA Record

Raw SOA ns01.1blu.de hostmaster.1blu.de 2025013101 43200 5400 604800 300
Primary NS (mname)
ns01.1blu.de
Admin Email (rname)
hostmaster@1blu.de
Serial
2025013101
Refresh
43200s
Retry
5400s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns01.1blu.de
ns02.1blu.de

SPF Record

✓ Soft Fail (~all)
v=spf1 mx include:_spf.1blu.de ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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 include:_spf.1blu.de ~all
Full email verification for mac-stratmann.de

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits