Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gillconstruction.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 01:28:11 UTC · ↺ Refresh
MX Hostnames
- gillconstruction-ca.mail.protection.outlook.com
MX Priorities
- gillconstruction-ca.mail.protection.outlook.com: 0
A / AAAA Records
- 107.161.37.75 ↩ 107-161-37-75.ptr.fhdns.net
Mail Server IPs
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
dns.rebel.ca noc.rebel.ca 2026031201 10800 3600 604800 3600
Primary NS (mname)
dns.rebel.ca
Admin Email (rname)
noc@rebel.ca
Serial
2026031201
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns.rebel.ca
dns2.rebel.ca
SPF Record
✓ Strict (-all)
v=spf1 +ip4:107.161.37.75 +ip4:107.161.37.11 +include:spf.mxprotection.net include:secureserver.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict 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
3 records- google-site-verification=oe7Ye1ahKFSu9x0z60jNsUvoM0ZBn7aC7zjytWuW8Ck
- SPFv=spf1 +ip4:107.161.37.75 +ip4:107.161.37.11 +include:spf.mxprotection.net include:secureserver.net -all
- NETORG7327398.onmicrosoft.com
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 gillconstruction.ca
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits