Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
best-surface.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 16:06:37 UTC · ↺ Refresh
MX Hostnames
- mail.best-surface.de
- mail.a-r.de
MX Priorities
- mail.best-surface.de: 10
- mail.a-r.de: 10
A / AAAA Records
- 62.116.169.114 ↩ mail.a-r.de
Mail Server IPs
- 62.116.169.114 ↩ mail.a-r.de
- 2001:4178:5:1e7:62:116:169:114 ↩ mail.a-r.de
SOA Record
Raw SOA
nsa6.schlundtech.de szabo.act-and-react.com 2017121100 43200 7200 1209600 600
Primary NS (mname)
nsa6.schlundtech.de
Admin Email (rname)
szabo@act-and-react.com
Serial
2017121100
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
nsb6.schlundtech.de
nsd6.schlundtech.de
nsa6.schlundtech.de
nsc6.schlundtech.de
SPF Record
✓ Strict (-all)
v=spf1 a mx -all
📊 DNS lookups: 2/10
✓ 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 a mx -all
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