tomszak.com

Valid Email Server
Domain Lookup › tomszak.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
tomszak.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 11:14:53 UTC · ↺ Refresh

MX Hostnames

  • tomszak-com.mail.protection.outlook.com

MX Priorities

  • tomszak-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 96.31.35.95 ↩ 96-31-35-95.hostcollective.com

Mail Server IPs

  • 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
  • 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
  • 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
  • 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
  • 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
  • 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.winhost.com hostmaster.winhost.com 1774264342 16384 2048 1048576 2560
Primary NS (mname)
ns1.winhost.com
Admin Email (rname)
hostmaster@winhost.com
Serial
1774264342
Refresh
16384s
Retry
2048s
Expire
1048576s
Minimum TTL
2560s

Nameservers (NS)

ns1.winhost.com
ns2.winhost.com
ns3.winhost.com

SPF Record

✓ Strict (-all)
v=spf1 include:internetmailserver.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 include:internetmailserver.net -all
  • MS=ms55165974
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