Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dsisystemsinc.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 17:43:11 UTC · ↺ Refresh
MX Hostnames
- d301289a.ess.barracudanetworks.com
- d301289b.ess.barracudanetworks.com
MX Priorities
- d301289b.ess.barracudanetworks.com: 90
- d301289a.ess.barracudanetworks.com: 10
A / AAAA Records
- 13.107.213.40 (no PTR)
- 13.107.246.40 (no PTR)
Mail Server IPs
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns1-38.azure-dns.com azuredns-hostmaster.microsoft.com 2025082901 3600 300 2419200 300
Primary NS (mname)
ns1-38.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
2025082901
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns4-38.azure-dns.info
ns1-38.azure-dns.com
ns2-38.azure-dns.net
ns3-38.azure-dns.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:spf.mtasv.net include:_spf.smtp.com include:spf.happyfox.com include:one.zoho.com include:amazonses.com include:mailgun.org ~all
📊 DNS lookups: 8/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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- SPFv=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:spf.mtasv.net include:_spf.smtp.com include:spf.happyfox.com include:one.zoho.com include:amazonses.com include:mailgun.org ~all
- _w200hk92w3x9ivw3xwyaz9p5692ep6i
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