polystarindustries.com

Valid Email Server
Domain Lookup › polystarindustries.com

Domain Overview

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

Checked via [email protected] · 2026-03-17 23:02:09 UTC · ↺ Refresh

MX Hostnames

  • polystarindustries-com.mail.protection.outlook.com

MX Priorities

  • polystarindustries-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 216.198.79.1 (no PTR)

Mail Server IPs

  • 52.101.145.2 ↩ mail-pnypr01cu00202.inbound.protection.outlook.com
  • 52.101.144.0 ↩ mail-ma0pr01cu01000.inbound.protection.outlook.com
  • 52.101.144.3 ↩ mail-ma0pr01cu01103.inbound.protection.outlook.com
  • 52.101.145.0 ↩ mail-pnzpr01cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:cc2c:: ↩ mail-ma0pr01cu01000.inbound.protection.outlook.com
  • 2a01:111:f403:cc2c::1 ↩ mail-ma0pr01cu01101.inbound.protection.outlook.com
  • 2a01:111:f403:cc2d:: ↩ mail-pnzpr01cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:cc2d::1 ↩ mail-pnypr01cu00201.inbound.protection.outlook.com

SOA Record

Raw SOA eur11.thednsworld.com t\.almoammar.polystarindustries.com 2026031201 10800 3600 1209600 10800
Primary NS (mname)
eur11.thednsworld.com
Admin Email (rname)
t\@almoammar.polystarindustries.com
Serial
2026031201
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s

Nameservers (NS)

eur11.thednsworld.com
eur12.thednsworld.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:198.20.124.74 ip4:198.20.124.75 a:eur11.thednsworld.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ 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
  • MS=ms96423702
  • SPFv=spf1 ip4:198.20.124.74 ip4:198.20.124.75 a:eur11.thednsworld.com include:spf.protection.outlook.com -all
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for polystarindustries.com

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits