Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cpu.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 09:09:52 UTC · ↺ Refresh
MX Hostnames
- cpu-ca.mail.protection.outlook.com
MX Priorities
- cpu-ca.mail.protection.outlook.com: 0
A / AAAA Records
- 15.157.55.5 ↩ ec2-15-157-55-5.ca-central-1.compute.amazonaws.com
Mail Server IPs
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-07.azure-dns.com supportreseau.cpu.qc.ca 2015110693 10800 3600 1209600 38400
Primary NS (mname)
ns1-07.azure-dns.com
Admin Email (rname)
supportreseau@cpu.qc.ca
Serial
2015110693
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
38400s
Nameservers (NS)
ns1-07.azure-dns.com
ns2-07.azure-dns.net
ns3-07.azure-dns.org
ns4-07.azure-dns.info
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:205.237.230.0/24 include:amazonses.com include:spf.myconnectwise.net include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 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
5 records- SPFv=spf1 ip4:205.237.230.0/24 include:amazonses.com include:spf.myconnectwise.net include:spf.protection.outlook.com ~all
- m2qx095s5fmt12h4vggjksr1lv32zsqv
- MS=ms96901579
- cpuweb1.ca-central-1.elasticbeanstalk.com
- YBg0Qf9dfKx39HlxvPe3VrQkdOselWFhcQabM6hc3EnGJ7fmZfoVRMP+G5qOp7wJ4QWhVGxG7avYNVEmXGCWQA==
Full email verification for cpu.ca
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits