Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
breuking.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 12:06:16 UTC · ↺ Refresh
MX Hostnames
- mail.breuking.de
MX Priorities
- mail.breuking.de: 10
A / AAAA Records
- 5.35.251.128 ↩ obelix.semaino.de
Mail Server IPs
- 5.35.251.128 ↩ obelix.semaino.de
SOA Record
Raw SOA
majestix.semaino.de broeking.semaino.de 2026020405 10800 3600 604800 10800
Primary NS (mname)
majestix.semaino.de
Admin Email (rname)
broeking@semaino.de
Serial
2026020405
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
majestix.semaino.de
pdns02.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 a mx a:otc-de-spf.mms.t-systems-service.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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 a mx a:otc-de-spf.mms.t-systems-service.com -all
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