Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
houstoncc.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 03:29:52 UTC · ↺ Refresh
MX Hostnames
- d316237b.ess.barracudanetworks.com
- d316237a.ess.barracudanetworks.com
MX Priorities
- d316237a.ess.barracudanetworks.com: 90
- d316237b.ess.barracudanetworks.com: 99
A / AAAA Records
- 104.18.129.113 (no PTR)
- 104.18.130.113 (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
ns29.worldnic.com namehost.worldnic.com 126022015 10800 3600 604800 3600
Primary NS (mname)
ns29.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126022015
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns29.worldnic.com
ns30.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.ess.barracudanetworks.com ip4:64.219.69.38 ip4:64.219.69.42 ip4:168.245.14.77 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- ca3-5eeb617eb29642d9b777fb5bf06b5a37
- apple-domain-verification=Kbu9jhZ6HkVgJ7db
- t0i1oa4ao675k8ltj3dth7l7in
- SPFv=spf1 include:spf.ess.barracudanetworks.com ip4:64.219.69.38 ip4:64.219.69.42 ip4:168.245.14.77 include:spf.protection.outlook.com -all
- MS=ms95584863
Full email verification for houstoncc.com
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