rosenau-consulting.de

Valid Email Server
Domain Lookup › rosenau-consulting.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rosenau-consulting.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-31 18:31:26 UTC · ↺ Refresh

MX Hostnames

  • mx2e2a.netcup.net
  • mail.rosenau-consulting.de

MX Priorities

  • mx2e2a.netcup.net: 50
  • mail.rosenau-consulting.de: 10

A / AAAA Records

  • 91.204.46.40 ↩ a2e28.netcup.net
  • 2a03:4000:30:7df4::13:2520 (no PTR)

Mail Server IPs

  • 91.204.46.42 ↩ mx2e2a.netcup.net
  • 2a03:4000::3aa:e403:78ff:fea7:b832 ↩ mx2e2a.netcup.net

SOA Record

Raw SOA root-dns.netcup.net dnsadmin.netcup.net 2020051603 28800 7200 1209600 86400
Primary NS (mname)
root-dns.netcup.net
Admin Email (rname)
dnsadmin@netcup.net
Serial
2020051603
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

root-dns.netcup.net
third-dns.netcup.net
second-dns.netcup.net

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

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
  • google-site-verification=OpjzW7WL4EJya-Q7wqUKP4HTlxnQr-OdR8J5UVM0_DM
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 rosenau-consulting.de

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

No credit card required
Get 1,000 Free Credits