Domain Overview
DNS: ✓ 10h ago
Checker: ✓ 10h ago
voicecrystal.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 23:33:59 UTC · ↺ Refresh
MX Hostnames
- mx2c25.carrierzone.com
- mx3c25.carrierzone.com
- mx1c25.carrierzone.com
- mx4c25.carrierzone.com
MX Priorities
- mx2c25.carrierzone.com: 100
- mx1c25.carrierzone.com: 10
- mx4c25.carrierzone.com: 120
- mx3c25.carrierzone.com: 110
A / AAAA Records
- 64.29.145.9 ↩ hostedc25.carrierzone.com
Mail Server IPs
- 64.29.145.46 ↩ mx2c25.carrierzone.com
- 64.29.145.41 ↩ mx1c25.carrierzone.com
- 64.29.145.48 ↩ mx4c25.carrierzone.com
- 64.29.145.47 ↩ mx3c25.carrierzone.com
SOA Record
Raw SOA
ns1.carrierzone.com postmaster.carrierzone.com 2023081807 86400 86400 3600000 86400
Primary NS (mname)
ns1.carrierzone.com
Admin Email (rname)
postmaster@carrierzone.com
Serial
2023081807
Refresh
86400s
Retry
86400s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns1.carrierzone.com
ns2.carrierzone.com
ns3.carrierzone.com
ns4.carrierzone.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:spfc25.carrierzone.com ~all
📊 DNS lookups: 3/10
~ 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 a mx include:spfc25.carrierzone.com ~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 voicecrystal.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits