Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
luctra.de
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 16:38:28 UTC · ↺ Refresh
MX Hostnames
- d302924.a.ess.de.barracudanetworks.com
- d302924.b.ess.de.barracudanetworks.com
MX Priorities
- d302924.a.ess.de.barracudanetworks.com: 10
- d302924.b.ess.de.barracudanetworks.com: 20
A / AAAA Records
- 37.130.139.74 ↩ durable-luctra.uscreen.net
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
a.ns14.net domains.uscreen.net 2025091800 43200 7200 1209600 86400
Primary NS (mname)
a.ns14.net
Admin Email (rname)
domains@uscreen.net
Serial
2025091800
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
a.ns14.net
c.ns14.net
b.ns14.net
d.ns14.net
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:195.71.192.40 ip4:35.157.190.224/27 include:_spf.senders.scnem.com include:mail.uscreen.net include:spf.protection.outlook.com include:spf.eu.exclaimer.net include:spf.ess.de.barracudanetworks.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; aspf=r; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 mx ip4:195.71.192.40 ip4:35.157.190.224/27 include:_spf.senders.scnem.com include:mail.uscreen.net include:spf.protection.outlook.com include:spf.eu.exclaimer.net include:spf.ess.de.barracudanetworks.com -all
- MS=ms66456467
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