Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ib-bauvermittlung.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 16:17:56 UTC · ↺ Refresh
MX Hostnames
- smtpin.rzone.de
MX Priorities
- smtpin.rzone.de: 5
A / AAAA Records
- 34.49.73.66 ↩ 66.73.49.34.bc.googleusercontent.com
Mail Server IPs
- 81.169.145.97 ↩ smtpin.rzone.de
- 2a01:238:20a:202:50f0::1097 ↩ smtpin.rzone.de
SOA Record
Raw SOA
ns1.onepage.io dnsmaster.onepage.io 2025042301 10800 3600 604800 1200
Primary NS (mname)
ns1.onepage.io
Admin Email (rname)
dnsmaster@onepage.io
Serial
2025042301
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
1200s
Nameservers (NS)
ns1.onepage.io
ns2.onepage.io
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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
No TXT records found.
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