Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
marnet.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 18:24:48 UTC · ↺ Refresh
MX Hostnames
- mx03.hornetsecurity.com
- mx02.hornetsecurity.com
- mx04.hornetsecurity.com
- mx01.hornetsecurity.com
MX Priorities
- mx04.hornetsecurity.com: 40
- mx01.hornetsecurity.com: 10
- mx02.hornetsecurity.com: 20
- mx03.hornetsecurity.com: 30
A / AAAA Records
- 64.239.109.1 (no PTR)
Mail Server IPs
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
SOA Record
Raw SOA
irena.ns.cloudflare.com dns.cloudflare.com 2399608232 10000 2400 604800 1800
Primary NS (mname)
irena.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399608232
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
simon.ns.cloudflare.com
irena.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:81.27.160.135 include:_spf.senders.scnem.com include:smtp-01.tool24.de include:spf.hornetsecurity.com include:spf.protection.outlook.com ip4:93.90.134.31 include:_spf.jpberlin.de -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;pct=100;ri=86400;aspf=r;adkim=r;fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 a mx ip4:81.27.160.135 include:_spf.senders.scnem.com include:smtp-01.tool24.de include:spf.hornetsecurity.com include:spf.protection.outlook.com ip4:93.90.134.31 include:_spf.jpberlin.de -all
- MS=ms29620388
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