Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
koochow.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 14:39:13 UTC · ↺ Refresh
MX Hostnames
- koochow-com.mail.protection.outlook.com
MX Priorities
- koochow-com.mail.protection.outlook.com: 0
A / AAAA Records
- 72.167.125.169 ↩ 169.125.167.72.host.secureserver.net
Mail Server IPs
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns13.domaincontrol.com dns.jomax.net 2026030600 28800 7200 604800 600
Primary NS (mname)
ns13.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026030600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns13.domaincontrol.com
ns14.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:69.75.10.126 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; fo=1; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
2 records- SPFv=spf1 ip4:69.75.10.126 include:spf.protection.outlook.com -all
- NETORG8196621.onmicrosoft.com
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