Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tudorcc.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 22:09:32 UTC · ↺ Refresh
MX Hostnames
- d239858.b.ess.uk.barracudanetworks.com
- d239858.a.ess.uk.barracudanetworks.com
MX Priorities
- d239858.b.ess.uk.barracudanetworks.com: 50
- d239858.a.ess.uk.barracudanetworks.com: 50
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 18.133.136.186 ↩ mail.ess.uk.barracuda.com
- 18.133.136.187 ↩ mail.ess.uk.barracuda.com
- 18.133.136.188 ↩ mail.ess.uk.barracuda.com
SOA Record
Raw SOA
x.ns.joker.com hostmaster.joker.com 2024112037 14400 3600 604800 300
Primary NS (mname)
x.ns.joker.com
Admin Email (rname)
hostmaster@joker.com
Serial
2024112037
Refresh
14400s
Retry
3600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
y.ns.joker.com
z.ns.joker.com
x.ns.joker.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.ess.uk.barracudanetworks.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
3 records- SPFv=spf1 include:spf.ess.uk.barracudanetworks.com include:spf.protection.outlook.com ~all
- smartsheet-site-validation=ZZ8ix7AmfmZqqgrtNLrKDMHpO0Lh52ff
- MS=ms36147344
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