firmazwei.de

Valid Email Server
Domain Lookup › firmazwei.de

Domain Overview

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

Checked via [email protected] · 2026-03-25 02:55:31 UTC · ↺ Refresh

MX Hostnames

  • mail.firmazwei.de

MX Priorities

  • mail.firmazwei.de: 10

A / AAAA Records

  • 89.185.109.189 ↩ cyrus.just-rubbish.de

Mail Server IPs

  • 89.185.109.189 ↩ cyrus.just-rubbish.de

SOA Record

Raw SOA dns1.netplanet.at support.netplanet.at 2023121501 1200 3600 604800 300
Primary NS (mname)
dns1.netplanet.at
Admin Email (rname)
support@netplanet.at
Serial
2023121501
Refresh
1200s
Retry
3600s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

dns2.netplanet.at
dns1.netplanet.at

SPF Record

✓ Strict (-all)
v=spf1 ip4:89.185.109.189 include:spf.crsend.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict 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 ip4:89.185.109.189 include:spf.crsend.com -all
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