Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hvacexpert.ca
Yes
✓ Yes
Zoho
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 07:10:52 UTC · ↺ Refresh
MX Hostnames
- mx3.zoho.com
- mx.zoho.com
- mx2.zoho.com
MX Priorities
- mx2.zoho.com: 20
- mx3.zoho.com: 50
- mx.zoho.com: 10
A / AAAA Records
- 104.36.150.156 ↩ cwh5.canadianwebhosting.com
Mail Server IPs
- 136.143.183.44 ↩ mx2.zohomail.com
- 136.143.191.44 ↩ mx2.zohomail.com
SOA Record
Raw SOA
ns109.canadianwebhosting.com cpanelalerts.gmail.com 2026032401 3600 7200 1209600 86400
Primary NS (mname)
ns109.canadianwebhosting.com
Admin Email (rname)
cpanelalerts@gmail.com
Serial
2026032401
Refresh
3600s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns110.canadianwebhosting.com
ns109.canadianwebhosting.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:mx1.idig.net include:mx2.idig.net include:mx3.idig.net +a +mx +ip4:76.74.187.100 +ip4:104.36.150.156 +include:spf.idig.net ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
default._domainkey
zoho._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:mx1.idig.net include:mx2.idig.net include:mx3.idig.net +a +mx +ip4:76.74.187.100 +ip4:104.36.150.156 +include:spf.idig.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 hvacexpert.ca
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits