Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
winstongroup.co.uk
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 21:10:08 UTC · ↺ Refresh
MX Hostnames
- d215404.a.ess.uk.barracudanetworks.com
- d215404.b.ess.uk.barracudanetworks.com
MX Priorities
- d215404.a.ess.uk.barracudanetworks.com: 0
- d215404.b.ess.uk.barracudanetworks.com: 0
A / AAAA Records
- 194.110.243.201 ↩ ldex1-plesk8.uk.fi.net.uk
- 2a00:b980:3:9::201 ↩ ldex1-plesk8.uk.fi.net.uk
Mail Server IPs
- 18.133.136.187 ↩ mail.ess.uk.barracuda.com
- 18.133.136.188 ↩ mail.ess.uk.barracuda.com
- 18.133.136.186 ↩ mail.ess.uk.barracuda.com
SOA Record
Raw SOA
ns1.chalkline.cloud hostmaster.freethought.uk 2024012401 10800 3600 604800 10800
Primary NS (mname)
ns1.chalkline.cloud
Admin Email (rname)
hostmaster@freethought.uk
Serial
2024012401
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns1.chalkline.cloud
ns2.chalkline.support
ns3.chalkline.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.ldex1-plesk8.uk.fi.net.uk include:spf.ess.uk.barracudanetworks.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 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
1 record- SPFv=spf1 include:spf.protection.outlook.com include:spf.ldex1-plesk8.uk.fi.net.uk include:spf.ess.uk.barracudanetworks.com -all
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