Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
libertycomfortsystems.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 04:13:39 UTC · ↺ Refresh
MX Hostnames
- d112983a.ess.barracudanetworks.com
- d112983b.ess.barracudanetworks.com
MX Priorities
- d112983a.ess.barracudanetworks.com: 10
- d112983b.ess.barracudanetworks.com: 20
A / AAAA Records
- 104.21.76.186 (no PTR)
- 172.67.198.234 (no PTR)
- 2606:4700:3036::6815:4cba (no PTR)
- 2606:4700:3036::ac43:c6ea (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
aria.ns.cloudflare.com dns.cloudflare.com 2397091385 10000 2400 604800 1800
Primary NS (mname)
aria.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397091385
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
aria.ns.cloudflare.com
brett.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
~ Quarantine
v=DMARC1; p=quarantine; rua=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: 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
2 records- apple-domain-verification=wkgloRbRUFGINxHx
- SPFv=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
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