Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gkm.cpa
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 05:26:08 UTC · ↺ Refresh
MX Hostnames
- d232983a.ess.barracudanetworks.com
- d232983a.ess.barracudanetworks.com
MX Priorities
- d232983a.ess.barracudanetworks.com: 5
- d232983a.ess.barracudanetworks.com: 0
A / AAAA Records
- 198.202.211.1 (no PTR)
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
standard3.encirca.net dnsmaster.encirca.com 2026031901 10800 3600 604800 3600
Primary NS (mname)
standard3.encirca.net
Admin Email (rname)
dnsmaster@encirca.com
Serial
2026031901
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
standard4.encirca.net
standard3.encirca.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 3/10
✓ 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
✓ 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
3 records- SPFv=spf1 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com include:spf.ess.barracudanetworks.com -all
- MS=ms15218028
- knowbe4-site-verification=b0acfb65a9639744c89d6838f1daac00
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