Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
cardinalsystems.com.ar
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 17:26:50 UTC · ↺ Refresh
MX Hostnames
- cardinalsystems-com-ar.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 67.205.24.139
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns2.dreamhost.com
ns1.dreamhost.com
ns3.dreamhost.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:sendgrid.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._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 include:spf.protection.outlook.com include:sendgrid.net -all
- MS=ms75044344
- atlassian-domain-verification=TyayAP4sH7OGC9gtl3ahfu191to5Ea/LbDUdItep5eydHQYY0dQMD6lNb10ww7hk
- atlassian-domain-verification=q6J2lZZ8wnji6/rEhy+fAqUsaDrmQ8mX2ow9QsaouEL8vofcl0Au3ixVILEnlt6q
- google-site-verification=WnEU9nZ6biHfk26F2_rz3EHjEYn7fxKCjlg5l6TSuSM
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