Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
f-obermayer.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 15:12:25 UTC · ↺ Refresh
MX Hostnames
- mxext3.mailbox.org
- mxext1.mailbox.org
- mxext2.mailbox.org
MX Priorities
- mxext2.mailbox.org: 10
- mxext3.mailbox.org: 20
- mxext1.mailbox.org: 10
A / AAAA Records
- 81.28.228.240 (no PTR)
Mail Server IPs
- 80.241.60.215 ↩ mx2.mailbox.org
- 2001:67c:2050:104::2:25:1 ↩ mx2.mailbox.org
- 80.241.60.216 ↩ mx3.mailbox.org
- 2001:67c:2050:104::3:25:1 ↩ mx3.mailbox.org
- 80.241.60.212 ↩ mx1.mailbox.org
- 2001:67c:2050:104::1:25:1 ↩ mx1.mailbox.org
SOA Record
Raw SOA
ns1.f-obermayer.de support.variomedia.de 2026022664 28800 7200 1209600 86400
Primary NS (mname)
ns1.f-obermayer.de
Admin Email (rname)
support@variomedia.de
Serial
2026022664
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.f-obermayer.de
ns1.f-obermayer.de
SPF Record
✓ Strict (-all)
v=spf1 include:mailbox.org -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
1 record- SPFv=spf1 include:mailbox.org -all
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