Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lewiskohn.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 18:44:15 UTC · ↺ Refresh
MX Hostnames
- lewiskohn-com.mail.protection.outlook.com
MX Priorities
- lewiskohn-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.whois.com dmkohn.gmail.com 2025121504 7200 7200 172800 7200
Primary NS (mname)
ns1.whois.com
Admin Email (rname)
dmkohn@gmail.com
Serial
2025121504
Refresh
7200s
Retry
7200s
Expire
172800s
Minimum TTL
7200s
Nameservers (NS)
ns4.whois.com
ns1.whois.com
ns3.whois.com
ns2.whois.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:76.80.239.146 include:spf.protection.outlook.com include:relay.mailchannels.net -all
📊 DNS lookups: 2/10
✓ 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
✓ 2 found
selector1._domainkey
selector2._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
2 records- MS=ms14618802
- SPFv=spf1 ip4:76.80.239.146 include:spf.protection.outlook.com include:relay.mailchannels.net -all
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