Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hlb-cpa.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 10:37:16 UTC · ↺ Refresh
MX Hostnames
- d352794b.ess.barracudanetworks.com
- d352794a.ess.barracudanetworks.com
MX Priorities
- d352794a.ess.barracudanetworks.com: 10
- d352794b.ess.barracudanetworks.com: 20
A / AAAA Records
- 192.124.249.112 ↩ cloudproxy10112.sucuri.net
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
ns85.worldnic.com namehost.worldnic.com 125120311 10800 3600 604800 3600
Primary NS (mname)
ns85.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125120311
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns86.worldnic.com
ns85.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com ip4:66.196.239.250 ip4:74.213.18.45 ip4:216.201.231.210 ip4:74.95.148.170 ip4:50.188.94.209 include:cch.com -all
📊 DNS lookups: 4/10
✓ 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
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
2 records- SPFv=spf1 mx include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com ip4:66.196.239.250 ip4:74.213.18.45 ip4:216.201.231.210 ip4:74.95.148.170 ip4:50.188.94.209 include:cch.com -all
- duo_sso_verification=HYVJY7mhvIZNPVKkRiqltiQfqlx5kiuxabFwqtWT42wgS2pBlP9zzQNfifz1sqYp
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