Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cuxlandimmo.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 08:52:32 UTC · ↺ Refresh
MX Hostnames
- d300464.a.ess.de.barracudanetworks.com
- d300464.b.ess.de.barracudanetworks.com
MX Priorities
- d300464.b.ess.de.barracudanetworks.com: 20
- d300464.a.ess.de.barracudanetworks.com: 10
A / AAAA Records
- 78.46.179.15 ↩ www391.your-server.de
- 2a01:4f8:d0a:52b9::2 ↩ www391.your-server.de
Mail Server IPs
- 18.185.115.250 ↩ mail.ess.de.barracuda.com
- 18.185.115.251 ↩ mail.ess.de.barracuda.com
- 18.185.115.252 ↩ mail.ess.de.barracuda.com
SOA Record
Raw SOA
ns1098.ui-dns.org hostmaster.1and1.com 2017033031 28800 7200 604800 300
Primary NS (mname)
ns1098.ui-dns.org
Admin Email (rname)
hostmaster@1and1.com
Serial
2017033031
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1065.ui-dns.com
ns1123.ui-dns.de
ns1098.ui-dns.org
ns1050.ui-dns.biz
SPF Record
✓ Strict (-all)
v=spf1 ip4:185.167.148.144/32 include:spf.protection.outlook.com include:spf.eu.exclaimer.net include:spf.sosafe.de include:spf.ess.de.barracudanetworks.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
4 records- c1vq49i83h5ut10ep12tsgjg8l
- SPFv=spf1 ip4:185.167.148.144/32 include:spf.protection.outlook.com include:spf.eu.exclaimer.net include:spf.sosafe.de include:spf.ess.de.barracudanetworks.com -all
- MS=ms16195295
- ops8oyFUd6r9LB2yGIsyWdUfPLWaXJc48gfdgFuHQFcqdL2j36ROSSY1K/kznfFFdL0GTg1UO1GpAu6jVhCOhQ==
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