Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lso.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 11:43:21 UTC · ↺ Refresh
MX Hostnames
- lso-ca.mail.protection.outlook.com
MX Priorities
- lso-ca.mail.protection.outlook.com: 0
A / AAAA Records
- 104.26.6.78 (no PTR)
- 172.67.74.221 (no PTR)
- 104.26.7.78
- 2606:4700:20::681a:74e
- 2606:4700:20::ac43:4add
- 2606:4700:20::681a:64e
Mail Server IPs
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.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
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
SOA Record
Raw SOA
burt.ns.cloudflare.com dns.cloudflare.com 2398933237 10000 2400 604800 1800
Primary NS (mname)
burt.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398933237
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
sandra.ns.cloudflare.com
burt.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:142.57.32.6 include:spf.boardbooks.com include:spf.ess.barracudanetworks.com include:emailcampaigns.net ip4:40.86.223.209 ip4:142.57.121.22 ip4:142.57.1.45 ip4:142.57.16.161 ip4:64.74.237.230/31 include:spf.sendwordnow.ca include:sendgrid.net ip4:192.254.125.154 ip4:40.85.215.3 ip4:67.205.106.161 ip4:67.205.103.46 ip4:216.105.95.192/26 include:spf.protection.outlook.com include:mailgun.org include:spf-ca.exlibrisgroup.com -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
mail._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
1 record- SPFv=spf1 ip4:142.57.32.6 include:spf.boardbooks.com include:spf.ess.barracudanetworks.com include:emailcampaigns.net ip4:40.86.223.209 ip4:142.57.121.22 ip4:142.57.1.45 ip4:142.57.16.161 ip4:64.74.237.230/31 include:spf.sendwordnow.ca include:sendgrid.net ip4:192.254.125.154 ip4:40.85.215.3 ip4:67.205.106.161 ip4:67.205.103.46 ip4:216.105.95.192/26 include:spf.protection.outlook.com include:mailgun.org include:spf-ca.exlibrisgroup.com -all
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