Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mcmbuild.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 18:08:11 UTC · ↺ Refresh
MX Hostnames
- d357031a.ess.barracudanetworks.com
- d357031b.ess.barracudanetworks.com
MX Priorities
- d357031b.ess.barracudanetworks.com: 15
- d357031a.ess.barracudanetworks.com: 10
A / AAAA Records
- 198.49.23.144 (no PTR)
- 198.185.159.144 (no PTR)
- 198.185.159.145 (no PTR)
- 198.49.23.145 (no PTR)
Mail Server IPs
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns-cloud-d1.googledomains.com cloud-dns-hostmaster.google.com 1 21600 3600 259200 300
Primary NS (mname)
ns-cloud-d1.googledomains.com
Admin Email (rname)
cloud-dns-hostmaster@google.com
Serial
1
Refresh
21600s
Retry
3600s
Expire
259200s
Minimum TTL
300s
Nameservers (NS)
ns-cloud-d1.googledomains.com
ns-cloud-d2.googledomains.com
ns-cloud-d3.googledomains.com
ns-cloud-d4.googledomains.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:173.12.182.45/32 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ 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
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ 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- AOEkw5exKjgfa2Gn9op/5B199BCGFlmEosZw+pURw6EEj4tjZw5jDmBWzSA/u0vOEW5HPM1TR6+pyMlRZOz0gQ==
- SPFv=spf1 ip4:173.12.182.45/32 include:spf.protection.outlook.com -all
Full email verification for mcmbuild.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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