sustenable.ca

Valid Email Server
Domain Lookup › sustenable.ca

Domain Overview

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

Checked via [email protected] · 2026-03-29 10:22:33 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 66.102.137.57 ↩ sh-cp29.yyz2.servername.online

Mail Server IPs

  • 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
  • 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
  • 52.101.190.1 ↩ mail-yt3pr01cu00701.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::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
  • 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.hostpapa.com admin.hostpapa.ca 2026031501 3600 3600 1209600 10800
Primary NS (mname)
ns1.hostpapa.com
Admin Email (rname)
admin@hostpapa.ca
Serial
2026031501
Refresh
3600s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s

Nameservers (NS)

ns2.hostpapa.com
ns1.hostpapa.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:66.102.137.57 include:spf.protection.outlook.com -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
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

1 record
  • SPFv=spf1 ip4:66.102.137.57 include:spf.protection.outlook.com -all
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