Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
trubuiltcolorado.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 04:15:41 UTC · ↺ Refresh
MX Hostnames
- mx3-usg1.ppe-hosted.com
- mx2-usg1.ppe-hosted.com
- mx1-usg1.ppe-hosted.com
MX Priorities
- mx3-usg1.ppe-hosted.com: 0
- mx1-usg1.ppe-hosted.com: 0
- mx2-usg1.ppe-hosted.com: 0
A / AAAA Records
- 172.67.168.168 (no PTR)
- 104.21.87.19 (no PTR)
- 2606:4700:3035::ac43:a8a8 (no PTR)
- 2606:4700:3031::6815:5713 (no PTR)
Mail Server IPs
- 3.228.105.2 ↩ mx3-usg1.ppe-hosted.com
- 3.220.198.68 ↩ mx1-usg1.ppe-hosted.com
- 54.166.32.169 ↩ mx2-usg1.ppe-hosted.com
SOA Record
Raw SOA
rocky.ns.cloudflare.com dns.cloudflare.com 2398757787 10000 2400 604800 1800
Primary NS (mname)
rocky.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398757787
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
rosa.ns.cloudflare.com
rocky.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf-usg1.ppe-hosted.com include:secureserver.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
1 record- SPFv=spf1 include:_spf-usg1.ppe-hosted.com include:secureserver.net ~all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for trubuiltcolorado.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits