Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lewisconstruction.net
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 17:53:55 UTC · ↺ Refresh
MX Hostnames
- d306923b.ess.barracudanetworks.com
- d306923a.ess.barracudanetworks.com
MX Priorities
- d306923b.ess.barracudanetworks.com: 30
- d306923a.ess.barracudanetworks.com: 20
A / AAAA Records
- 172.67.190.19 (no PTR)
- 104.21.57.106 (no PTR)
- 2606:4700:3032::6815:396a (no PTR)
- 2606:4700:3037::ac43:be13 (no PTR)
Mail Server IPs
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
dee.ns.cloudflare.com dns.cloudflare.com 2398622060 10000 2400 604800 1800
Primary NS (mname)
dee.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398622060
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
dee.ns.cloudflare.com
phil.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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
3 records- duo_sso_verification=nP9gn26lfObe2MptZXkAmRK4ZFHYniexFG5ayaoAVzGxX2R5ZPJxussD0UoGE7XR
- g4h6jvqao18tcftrsm25vs9e54
- SPFv=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
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