Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
just-kfo.de
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 01:50:09 UTC · ↺ Refresh
MX Hostnames
- d333497.a.ess.de.barracudanetworks.com
- d333497.b.ess.de.barracudanetworks.com
MX Priorities
- d333497.b.ess.de.barracudanetworks.com: 100
- d333497.a.ess.de.barracudanetworks.com: 0
A / AAAA Records
- 168.119.26.241 ↩ just-kfo.de
- 2a01:4f8:1061:1428::2 ↩ dedi8047.your-server.de
Mail Server IPs
- 18.185.115.251 ↩ mail.ess.de.barracuda.com
- 18.185.115.252 ↩ mail.ess.de.barracuda.com
- 18.185.115.250 ↩ mail.ess.de.barracuda.com
SOA Record
Raw SOA
ns1.your-server.de postmaster.your-server.de 2026011400 86400 10800 3600000 3600
Primary NS (mname)
ns1.your-server.de
Admin Email (rname)
postmaster@your-server.de
Serial
2026011400
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
ns1.your-server.de
ns3.second-ns.de
ns.second-ns.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.ess.de.barracudanetworks.com include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:spf.smtp2go.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
3 records- google-site-verification=e0Tp0U1ijglL9Vf4hnLmH-OjYMlmTL5PYWnR5V-zpyQ
- SPFv=spf1 mx include:spf.ess.de.barracudanetworks.com include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:spf.smtp2go.com -all
- MS=ms32335985
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