Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
medizen.co.uk
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 17:31:20 UTC · ↺ Refresh
MX Hostnames
- d216902.b.ess.uk.barracudanetworks.com
- d216902.a.ess.uk.barracudanetworks.com
MX Priorities
- d216902.b.ess.uk.barracudanetworks.com: 20
- d216902.a.ess.uk.barracudanetworks.com: 10
A / AAAA Records
- 77.72.1.42 ↩ kessel-lon1.krystal.uk
Mail Server IPs
- 18.133.136.188 ↩ mail.ess.uk.barracuda.com
- 18.133.136.186 ↩ mail.ess.uk.barracuda.com
- 18.133.136.187 ↩ mail.ess.uk.barracuda.com
SOA Record
Raw SOA
ns1.livedns.co.uk admin.medizen.co.uk 1581086971 10800 3600 604800 3600
Primary NS (mname)
ns1.livedns.co.uk
Admin Email (rname)
admin@medizen.co.uk
Serial
1581086971
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns1.livedns.co.uk
ns3.livedns.co.uk
ns2.livedns.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.ess.uk.barracudanetworks.com include:relay.mailchannels.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- MS=ms77430351
- klaviyo-site-verification=Y3f2r5
- google-site-verification=hWFpbxM1pz1R2bFjWB4crUZnI3fFfGneCq_xfnWhgvQ
- SPFv=spf1 include:spf.protection.outlook.com include:spf.ess.uk.barracudanetworks.com include:relay.mailchannels.net -all
- google-site-verification=K2eJKVqmpaquUW6SBTP6d1mS1x-Xy2q4Hy4Kg17sisA
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