Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mtsi.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 18:03:38 UTC · ↺ Refresh
MX Hostnames
- d346235a.ess.barracudanetworks.com
- d346235b.ess.barracudanetworks.com
MX Priorities
- d346235a.ess.barracudanetworks.com: 10
- d346235b.ess.barracudanetworks.com: 15
A / AAAA Records
- 160.153.0.58 ↩ 58.0.153.160.host.secureserver.net
Mail Server IPs
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
pdns13.domaincontrol.com dns.jomax.net 2025112600 28800 7200 604800 600
Primary NS (mname)
pdns13.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025112600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
pdns14.domaincontrol.com
pdns13.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=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: 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
3 records- ca3-a76625fec1e843108604dcda07540765
- MS=9D43C9BEA57A1F080C0DCBBFD4C54139DCD7AF98
- SPFv=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com -all
Full email verification for mtsi.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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