Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
deutsche-mitte.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 18:51:43 UTC · ↺ Refresh
MX Hostnames
- mx0.deutsche-mitte.de
MX Priorities
- mx0.deutsche-mitte.de: 10
A / AAAA Records
- 136.243.110.123 ↩ static.123.110.243.136.clients.your-server.de
Mail Server IPs
- 5.9.73.163 ↩ mx0.deutsche-mitte.de
SOA Record
Raw SOA
ns1.first-ns.de dns.hetzner.com 2025111101 3600 600 1209600 3600
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2025111101
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.first-ns.de
robotns2.second-ns.de
robotns3.second-ns.com
SPF Record
✓ Strict (-all)
v=spf1 a:mx0.deutsche-mitte.de include:spf.sendinblue.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; aspf=s; adkim=s; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
default._domainkey
mail._domainkey
✓ Public key: 736 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
2 records- Sendinblue-code:8704c284fe12f42b648595afa5de55cd
- SPFv=spf1 a:mx0.deutsche-mitte.de include:spf.sendinblue.com -all
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