rbiv.de

Valid Email Server
Domain Lookup › rbiv.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rbiv.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-25 02:16:54 UTC · ↺ Refresh

MX Hostnames

  • mxpool.hostedoffice.ag

MX Priorities

  • mxpool.hostedoffice.ag: 10

A / AAAA Records

  • 85.215.121.209 (no PTR)

Mail Server IPs

  • 81.20.94.244 ↩ web.cloudservice.ag

SOA Record

Raw SOA dns.dns1.de hostmaster.domainbestellsystem.com 2026021105 28800 7200 604800 3600
Primary NS (mname)
dns.dns1.de
Admin Email (rname)
hostmaster@domainbestellsystem.com
Serial
2026021105
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

dns.dns4.de
dns.dns2.de
dns.dns1.de
dns.dns3.de

SPF Record

✓ Strict (-all)
v=spf1 include:hostedoffice.ag -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 include:hostedoffice.ag -all
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