dubroy.ca

Valid Email Server
Domain Lookup › dubroy.ca

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
dubroy.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 06:32:16 UTC · ↺ Refresh

MX Hostnames

  • dubroy-ca.mail.protection.outlook.com

MX Priorities

  • dubroy-ca.mail.protection.outlook.com: 0

A / AAAA Records

  • 216.239.32.21 ↩ any-in-2015.1e100.net
  • 216.239.36.21 ↩ any-in-2415.1e100.net
  • 216.239.34.21
  • 216.239.38.21
  • 2001:4860:4802:36::15
  • 2001:4860:4802:38::15
  • 2001:4860:4802:32::15
  • 2001:4860:4802:34::15

Mail Server IPs

  • 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
  • 52.101.190.2 ↩ mail-yt3pr01cu00602.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
  • 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.fatcow.com dnsadmin.fatcow.com 2018101756 10800 3600 604800 86400
Primary NS (mname)
ns1.fatcow.com
Admin Email (rname)
dnsadmin@fatcow.com
Serial
2018101756
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

ns1.fatcow.com
ns2.fatcow.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:38.113.1.0/24 ip4:38.113.20.0/24 ip4:65.254.224.0/19 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

5 records
  • SPFv=spf1 include:spf.protection.outlook.com ip4:38.113.1.0/24 ip4:38.113.20.0/24 ip4:65.254.224.0/19 -all
  • hosting-site=client-jdubroy-site
  • MS=ms85786897
  • google-site-verification=uW6qiFV4lPE-HdaFO-ZqvftbxTLGyBcXONRX9Q7MbmY
  • google-site-verification=XT94mz9QsnivyUg-iY0wSMA64e_NEmEhvVKUW1ibIn0
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