Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
cor.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 05:17:50 UTC · ↺ Refresh
MX Hostnames
- cor-org.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 141.193.213.11
- 141.193.213.10
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns-1360.awsdns-42.org
ns-1798.awsdns-32.co.uk
ns-7.awsdns-00.com
ns-1016.awsdns-63.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a ip4:140.82.185.66 ip4:50.194.210.170 ip4:70.137.97.49 ip4:136.41.4.42 ip4:104.218.135.186 ip4:216.21.167.222 ip4:140.82.185.82 ip4:216.21.164.219 ip4:136.41.4.110 include:spf.protection.outlook.com include:spf1.cor.org ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; sp=none; aspf=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ 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 mx a ip4:140.82.185.66 ip4:50.194.210.170 ip4:70.137.97.49 ip4:136.41.4.42 ip4:104.218.135.186 ip4:216.21.167.222 ip4:140.82.185.82 ip4:216.21.164.219 ip4:136.41.4.110 include:spf.protection.outlook.com include:spf1.cor.org ~all
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