Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
directheatinginstallations.co.uk
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 12:17:51 UTC · ↺ Refresh
MX Hostnames
- d215933.a.ess.uk.barracudanetworks.com
- d215933.b.ess.uk.barracudanetworks.com
MX Priorities
- d215933.a.ess.uk.barracudanetworks.com: 0
- d215933.b.ess.uk.barracudanetworks.com: 5
A / AAAA Records
- 5.134.14.38 ↩ bos2.co.uk
Mail Server IPs
- 18.133.136.186 ↩ mail.ess.uk.barracuda.com
- 18.133.136.188 ↩ mail.ess.uk.barracuda.com
- 18.133.136.187 ↩ mail.ess.uk.barracuda.com
SOA Record
Raw SOA
cass.ns.cloudflare.com dns.cloudflare.com 2398817199 10000 2400 604800 1800
Primary NS (mname)
cass.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398817199
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
cass.ns.cloudflare.com
luke.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 +ip4:5.134.14.38 +include:spf.ess.uk.barracudanetworks.com +include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ 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
✓ 3 found
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +ip4:5.134.14.38 +include:spf.ess.uk.barracudanetworks.com +include:spf.protection.outlook.com -all
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