Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
pre.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 18:35:17 UTC · ↺ Refresh
MX Hostnames
- mail.sincos.net
MX Priorities
- mail.sincos.net: 10
A / AAAA Records
- 62.116.149.62 ↩ budget39.de
Mail Server IPs
- 212.132.112.145 ↩ mail.sincos.net
SOA Record
Raw SOA
nsa3.schlundtech.de info.pre.de 2024091100 43200 7200 1209600 600
Primary NS (mname)
nsa3.schlundtech.de
Admin Email (rname)
info@pre.de
Serial
2024091100
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
nsd3.schlundtech.de
nsb3.schlundtech.de
nsa3.schlundtech.de
nsc3.schlundtech.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx a ~all
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