Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fk-cpa.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 05:20:15 UTC · ↺ Refresh
MX Hostnames
- d226792b.ess.barracudanetworks.com
- mailcsi1.westgroup.com
- mailcsi2.westgroup.com
- d226792a.ess.barracudanetworks.com
MX Priorities
- mailcsi2.westgroup.com: 99
- mailcsi1.westgroup.com: 98
- d226792b.ess.barracudanetworks.com: 20
- d226792a.ess.barracudanetworks.com: 10
A / AAAA Records
- 69.164.195.108 ↩ 69-164-195-108.ip.linodeusercontent.com
- 2600:3c00::f03c:93ff:fe41:cd79 (no PTR)
Mail Server IPs
- 66.159.250.114 ↩ mx0b-00851f02.pphosted.com
- 66.159.248.143 ↩ mx0a-00851f02.pphosted.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns23.worldnic.com namehost.worldnic.com 125101517 10800 3600 604800 3600
Primary NS (mname)
ns23.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125101517
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns24.worldnic.com
ns23.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.cetrom.net include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ 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
3 records- SPFv=spf1 include:spf.protection.outlook.com include:spf.cetrom.net include:spf.ess.barracudanetworks.com -all
- MS=ms78334322
- duo_sso_verification=9k7hl6vrJ7yDJOS9upZ3U78er10yQCMyULsJUqT5Z1puFCue4IsrvCOZ2cVnU2nm
Full email verification for fk-cpa.com
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