Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
swartz-izenson.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 01:53:41 UTC · ↺ Refresh
MX Hostnames
- swartzizenson-com01e.mail.protection.outlook.com
MX Priorities
- swartzizenson-com01e.mail.protection.outlook.com: 0
A / AAAA Records
- 104.209.178.191 (no PTR)
Mail Server IPs
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.nameresolvers.com dnsadmin.namejuice.com 2024102211 7200 7200 604800 86400
Primary NS (mname)
dns1.nameresolvers.com
Admin Email (rname)
dnsadmin@namejuice.com
Serial
2024102211
Refresh
7200s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns1.nameresolvers.com
dns2.nameresolvers.com
dns3.nameresolvers.com
dns4.nameresolvers.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
1 record- SPFv=spf1 include:spf.protection.outlook.com -all
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