osna-solution.de

Valid Email Server
Domain Lookup › osna-solution.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
osna-solution.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-02 22:55:39 UTC · ↺ Refresh

MX Hostnames

  • mail.osna-solution.de

MX Priorities

  • mail.osna-solution.de: 10

A / AAAA Records

  • 94.16.111.171 ↩ os01.login-center.eu

Mail Server IPs

  • 94.16.111.171 ↩ os01.login-center.eu

SOA Record

Raw SOA ns01.login-center.eu dom.osna-solution.de 2026011201 43200 7200 1209600 86400
Primary NS (mname)
ns01.login-center.eu
Admin Email (rname)
dom@osna-solution.de
Serial
2026011201
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns04.login-center.eu
ns03.login-center.eu
ns02.login-center.eu
ns01.login-center.eu

SPF Record

✓ Soft Fail (~all)
v=spf1 mx a ip4:94.16.111.171/32 ip4:88.198.109.100/32 a:os01.login-center.eu a:backup01.login-center.eu a:support.login-center.eu ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 mx a ip4:94.16.111.171/32 ip4:88.198.109.100/32 a:os01.login-center.eu a:backup01.login-center.eu a:support.login-center.eu ~all
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