Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
casn.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 00:17:01 UTC · ↺ Refresh
MX Hostnames
- casn-ca.mail.protection.outlook.com
MX Priorities
- casn-ca.mail.protection.outlook.com: 15
A / AAAA Records
- 23.111.69.162 ↩ cadserver.impeka.com
Mail Server IPs
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
SOA Record
Raw SOA
cust-ns1.primus.ca businesssupport.primustel.ca 2506271020 3600 1200 345600 1200
Primary NS (mname)
cust-ns1.primus.ca
Admin Email (rname)
businesssupport@primustel.ca
Serial
2506271020
Refresh
3600s
Retry
1200s
Expire
345600s
Minimum TTL
1200s
Nameservers (NS)
cust-ns1.primus.ca
cust-ns2.primus.ca
SPF Record
✓ Strict (-all)
v=spf1 ip4:108.174.18.182 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms13359765
- ppe-7e5994859bcce14bc6f0
- SPFv=spf1 ip4:108.174.18.182 include:spf.protection.outlook.com -all
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