Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bighornsteelbuildings.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 13:00:03 UTC · ↺ Refresh
MX Hostnames
- d284148a.ess.barracudanetworks.com
- d284148b.ess.barracudanetworks.com
MX Priorities
- d284148b.ess.barracudanetworks.com: 1
- d284148a.ess.barracudanetworks.com: 0
A / AAAA Records
- 35.209.233.176 ↩ 176.233.209.35.bc.googleusercontent.com
Mail Server IPs
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns23.domaincontrol.com dns.jomax.net 2025072300 86400 7200 3600000 86400
Primary NS (mname)
ns23.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025072300
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns24.domaincontrol.com
ns23.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.mailspamprotection.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100
✓ Reject — strongest protection
📋 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
2 records- SPFv=spf1 include:spf.protection.outlook.com include:_spf.mailspamprotection.com -all
- v=verifydomain MS=8735557
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