Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
dtctexas.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 07:12:10 UTC · ↺ Refresh
MX Hostnames
- mx-cluster-usa02.hornetsecurity.com
- mx-cluster-usa01.hornetsecurity.com
MX Priorities
- mx-cluster-usa02.hornetsecurity.com: 30
- mx-cluster-usa01.hornetsecurity.com: 20
A / AAAA Records
- 172.67.150.147 (no PTR)
- 104.21.39.241 (no PTR)
- 2606:4700:3033::ac43:9693 (no PTR)
- 2606:4700:3036::6815:27f1 (no PTR)
Mail Server IPs
- 173.45.18.100 ↩ hsmx01-hz5.hornetsecurity.com
SOA Record
Raw SOA
neil.ns.cloudflare.com dns.cloudflare.com 2404491361 10000 2400 604800 1800
Primary NS (mname)
neil.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2404491361
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
neil.ns.cloudflare.com
pat.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.ess.barracudanetworks.com include:spf.hornetsecurity.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms59810019
- SPFv=spf1 include:spf.ess.barracudanetworks.com include:spf.hornetsecurity.com ~all
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