Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
db-buschmann.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 01:58:16 UTC · ↺ Refresh
MX Hostnames
- dbbuschmann-de0e.mail.protection.outlook.com
MX Priorities
- dbbuschmann-de0e.mail.protection.outlook.com: 10
A / AAAA Records
- 188.40.219.109 ↩ dedi8374.your-server.de
- 2a01:4f8:1061:152d::2 ↩ dedi8374.your-server.de
Mail Server IPs
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.kunde24.de quader.ql-it.de 2026031301 10000 1800 604800 3600
Primary NS (mname)
ns.kunde24.de
Admin Email (rname)
quader@ql-it.de
Serial
2026031301
Refresh
10000s
Retry
1800s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.kunde24.de
ns.kunde24.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
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
1 record- SPFv=spf1 include:spf.protection.outlook.com -all
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