Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
landstar-agent.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 17:50:02 UTC · ↺ Refresh
MX Hostnames
- d245846b.ess.barracudanetworks.com
- d245846a.ess.barracudanetworks.com
MX Priorities
- d245846b.ess.barracudanetworks.com: 0
- d245846a.ess.barracudanetworks.com: 0
A / AAAA Records
- 104.21.96.34 (no PTR)
- 172.67.172.64 (no PTR)
- 2606:4700:3031::ac43:ac40 (no PTR)
- 2606:4700:3030::6815:6022 (no PTR)
Mail Server IPs
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
trace.ns.cloudflare.com dns.cloudflare.com 2398348533 10000 2400 604800 1800
Primary NS (mname)
trace.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398348533
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
trace.ns.cloudflare.com
ximena.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:12.201.30.194 ip4:170.203.29.13 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]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → 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
5 records- Spmoh971iBVhOWlBxaPtFBM5kPIRfS0MDFz6S57OnuZEnC6TVhhrQQ86RKCpNQyIpuXwqK0294XzKRzoVbmRMQ==
- gogle-site-verification=03RSYZBbISgELGmMidYAlaw_5W8zP4HJC6wXyDksoh*
- google-site-verification=Sx1iyUI765xv0oZ12M38C7N070lDaR0H8q2XD2xqGbo
- SPFv=spf1 ip4:12.201.30.194 ip4:170.203.29.13 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
- MS=ms48439486
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