Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
donaubauer-treppenbau.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 01:06:41 UTC · ↺ Refresh
MX Hostnames
- mail.donaubauer-holzbau.de
MX Priorities
- mail.donaubauer-holzbau.de: 10
A / AAAA Records
- 128.140.73.10 ↩ treppenmeister01.becklyn.com
Mail Server IPs
- 24.134.225.153 ↩ mail.donaubauer-holzbau.de
SOA Record
Raw SOA
ns3.kasserver.com hostmaster.kasserver.com 2512292147 28800 7200 1209600 7200
Primary NS (mname)
ns3.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2512292147
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns3.kasserver.com
ns4.kasserver.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:24.134.225.153 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=r; aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 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 ip4:24.134.225.153 -all
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