Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lambcon.us
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 03:37:15 UTC · ↺ Refresh
MX Hostnames
- d176587a.ess.barracudanetworks.com
- d176587b.ess.barracudanetworks.com
MX Priorities
- d176587a.ess.barracudanetworks.com: 0
- d176587b.ess.barracudanetworks.com: 10
A / AAAA Records
- 70.32.23.105 ↩ mi3-tr3.supercp.com
Mail Server IPs
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
pdns07.domaincontrol.com dns.jomax.net 2026020502 28800 7200 604800 600
Primary NS (mname)
pdns07.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026020502
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
pdns08.domaincontrol.com
pdns07.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:96.38.86.102 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf.mailjet.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; pct=100; fo=0;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
1 record- SPFv=spf1 ip4:96.38.86.102 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf.mailjet.com -all
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