Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sterlingcalgary.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 22:52:23 UTC · ↺ Refresh
MX Hostnames
- sterlingcalgary-com.mail.protection.outlook.com
MX Priorities
- sterlingcalgary-com.mail.protection.outlook.com: 10
A / AAAA Records
- 34.66.237.129 ↩ 129.237.66.34.bc.googleusercontent.com
Mail Server IPs
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-98.awsdns-12.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-98.awsdns-12.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1751.awsdns-26.co.uk
ns-588.awsdns-09.net
ns-98.awsdns-12.com
ns-1112.awsdns-11.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.qualico.com include:_spf.brainier.com include:asp-spf1.yardi.com include:asp-spf2.yardi.com include:1937071.spf02.hubspotemail.net -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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- docusign=fdb2ea5b-6da7-4d3c-8b43-fa4bad7c2036
- google-site-verification=5yAdaZjLFWr-yHqQe0N1sgYWOf1N3Rcp2dLcFxoK9CU
- google-site-verification=aQcfDDIwaO9gaHymKy-4YbNpe8WX-nt3z9k0UIFAhis
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.qualico.com include:_spf.brainier.com include:asp-spf1.yardi.com include:asp-spf2.yardi.com include:1937071.spf02.hubspotemail.net -all
- docusign=0462fdc8-ffff-419e-994a-21790fd2e997
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