dr-heidi-fleischer.de

Valid Email Server
Domain Lookup › dr-heidi-fleischer.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
dr-heidi-fleischer.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 16:45:51 UTC · ↺ Refresh

MX Hostnames

  • fire.f-m-computer.de

MX Priorities

  • fire.f-m-computer.de: 10

A / AAAA Records

  • 212.91.246.110 (no PTR)

Mail Server IPs

  • 212.91.247.40 ↩ mail.f-m-computer.de

SOA Record

Raw SOA fm-unix.f-m-computer.de root.fm-unix.f-m-computer.de 2009081207 10800 3600 604800 86400
Primary NS (mname)
fm-unix.f-m-computer.de
Admin Email (rname)
root@fm-unix.f-m-computer.de
Serial
2009081207
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

fm-unix.f-m-computer.de
ns2.fmc.berlin

SPF Record

✓ Strict (-all)
v=spf1 mx -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 mx -all
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for dr-heidi-fleischer.de

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits