Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
robertsroofing.co.uk
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 14:33:56 UTC · ↺ Refresh
MX Hostnames
- d236804.b.ess.uk.barracudanetworks.com
- d236804.a.ess.uk.barracudanetworks.com
MX Priorities
- d236804.b.ess.uk.barracudanetworks.com: 2
- d236804.a.ess.uk.barracudanetworks.com: 1
A / AAAA Records
- 185.151.30.159 ↩ 185-151-30-159.ptr4.stackcp.net
- 2a07:7800::159 (no PTR)
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.livedns.co.uk admin.robertsroofing.co.uk 1629294327 10800 3600 604800 3600
Primary NS (mname)
ns1.livedns.co.uk
Admin Email (rname)
admin@robertsroofing.co.uk
Serial
1629294327
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 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=Reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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.ess.uk.barracudanetworks.com -all
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