Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kempersystem.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 05:41:14 UTC · ↺ Refresh
MX Hostnames
- d286606a.ess.barracudanetworks.com
- d286606b.ess.barracudanetworks.com
MX Priorities
- d286606b.ess.barracudanetworks.com: 20
- d286606a.ess.barracudanetworks.com: 10
A / AAAA Records
- 79.142.32.39 (no PTR)
Mail Server IPs
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns.vision-net.de vc.vision-net.de 2025102001 43200 14400 1209600 43200
Primary NS (mname)
ns.vision-net.de
Admin Email (rname)
vc@vision-net.de
Serial
2025102001
Refresh
43200s
Retry
14400s
Expire
1209600s
Minimum TTL
43200s
Nameservers (NS)
ns.vision-net.it
ns.vision-net.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spf.ess.barracudanetworks.com include:spf.constantcontact.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms23425284
- SPFv=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spf.ess.barracudanetworks.com include:spf.constantcontact.com -all
- btjjon7dGyoytLtZwzONJKKhwVf8fKuhFrrFixIV+qAGa+VoUnIm7ZpSz5hNQquVJbdkjKhgY3WQeTIz66jM NA==
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