Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gb-profi.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 21:12:06 UTC · ↺ Refresh
MX Hostnames
- mx01.hornetsecurity.com
- mx04.hornetsecurity.com
- mx03.hornetsecurity.com
- mx02.hornetsecurity.com
MX Priorities
- mx03.hornetsecurity.com: 30
- mx02.hornetsecurity.com: 20
- mx01.hornetsecurity.com: 10
- mx04.hornetsecurity.com: 40
A / AAAA Records
- 31.220.126.199 (no PTR)
Mail Server IPs
- 94.100.134.8 ↩ mx03.hornetsecurity.com
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.136.7 ↩ mx04.hornetsecurity.com
SOA Record
Raw SOA
ns01.agenturserver.de support.mittwald.de 1766139652 28800 7200 604800 3600
Primary NS (mname)
ns01.agenturserver.de
Admin Email (rname)
support@mittwald.de
Serial
1766139652
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns01.agenturserver.it
ns01.agenturserver.de
ns01.agenturserver.co
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=gb-profi.de.spf.hornetdmarc.com
📊 DNS lookups: 1/10
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=none; pct=100; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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
3 records- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC2pdhCxHUYelBkZS4chDYJOQTtrhn62ypjD2QUlP0W49JaegGMYUEaG6THHJB3JEbdh7rNFUscWnYyGfbZlj/gvE3FLQR/G8KXe96OWbNnDEdE69vnajr3lcaV8cWbotwhSoy9OTg6+9XB6pwVOOCeU02/Q0t9vQaxpnB5pPtVgwIDAQAB;
- brevo-code:22ea670d507783110c964306ba77d2fa
- SPFv=spf1 redirect=gb-profi.de.spf.hornetdmarc.com
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