Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gaconstructiongroup.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 06:29:14 UTC · ↺ Refresh
MX Hostnames
- gaconstructiongroup-ca.mail.protection.outlook.com
MX Priorities
- gaconstructiongroup-ca.mail.protection.outlook.com: 0
A / AAAA Records
- 217.21.66.253 (no PTR)
Mail Server IPs
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.whc.ca sysadmin.whc.ca 2026021504 3600 1800 1209600 86400
Primary NS (mname)
ns1.whc.ca
Admin Email (rname)
sysadmin@whc.ca
Serial
2026021504
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.whc.ca
ns3.whc.ca
ns2.whc.ca
SPF Record
✓ Strict (-all)
v=spf1 ip4:51.222.203.194 include:spf.web-dns1.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._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
2 records- MS=ms63869972
- SPFv=spf1 ip4:51.222.203.194 include:spf.web-dns1.com include:spf.protection.outlook.com -all
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