Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mobau-selbach.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 12:58:02 UTC · ↺ Refresh
MX Hostnames
- mx03.hornetsecurity.com
- mx04.hornetsecurity.com
- mx01.hornetsecurity.com
- mx02.hornetsecurity.com
MX Priorities
- mx02.hornetsecurity.com: 20
- mx04.hornetsecurity.com: 40
- mx03.hornetsecurity.com: 30
- mx01.hornetsecurity.com: 10
A / AAAA Records
- 192.109.96.75 (no PTR)
Mail Server IPs
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
SOA Record
Raw SOA
karlsruhe.nic.xlink.net de-domain.xlink.net 2025111300 86400 7200 604800 1800
Primary NS (mname)
karlsruhe.nic.xlink.net
Admin Email (rname)
de-domain@xlink.net
Serial
2025111300
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
chemnitz.nic.xlink.net
ulm.nic.xlink.net
SPF Record
✓ Strict (-all)
v=spf1 a include:spf.hornetsecurity.com include:spf.protection.outlook.com ip4:192.109.96.0/24 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 a include:spf.hornetsecurity.com include:spf.protection.outlook.com ip4:192.109.96.0/24 -all
- X-NIC Certified Quality Zone
- brevo-code:a406d30ca2279f4b321252fababbd075
- ms=ms42004094
Full email verification for mobau-selbach.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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