howardconstruction.co.uk

Valid Email Server
Domain Lookup › howardconstruction.co.uk

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
howardconstruction.co.uk
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-29 17:36:16 UTC · ↺ Refresh

MX Hostnames

  • d241313.b.ess.uk.barracudanetworks.com
  • d241313.a.ess.uk.barracudanetworks.com

MX Priorities

  • d241313.b.ess.uk.barracudanetworks.com: 15
  • d241313.a.ess.uk.barracudanetworks.com: 12

A / AAAA Records

  • 79.170.40.35 ↩ web35.extendcp.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 ns.mainnameserver.com hostmaster.mainnameserver.com 2025101358 10800 600 2419200 3600
Primary NS (mname)
ns.mainnameserver.com
Admin Email (rname)
hostmaster@mainnameserver.com
Serial
2025101358
Refresh
10800s
Retry
600s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

ns2.mainnameserver.com
ns.mainnameserver.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.ess.uk.barracudanetworks.com include:spf.protection.outlook.com include:soverin.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

4 records
  • 76uirmdijkq2guj02hjrb5d5aa
  • MS=ms61963790
  • SPFv=spf1 include:spf.ess.uk.barracudanetworks.com include:spf.protection.outlook.com include:soverin.net -all
  • 6l74r1ab30cai1l0qqtpq1s5e7
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