eyeson.biz

Valid Email Server
Domain Lookup › eyeson.biz

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
eyeson.biz
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-26 18:14:27 UTC · ↺ Refresh

MX Hostnames

  • eyeson-biz.mail.protection.outlook.com

MX Priorities

  • eyeson-biz.mail.protection.outlook.com: 0

A / AAAA Records

  • 108.179.229.26 ↩ 108-179-229-26.unifiedlayer.com

Mail Server IPs

  • 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
  • 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
  • 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
  • 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
  • 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
  • 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
  • 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA ns43.worldnic.com namehost.worldnic.com 126030606 10800 3600 604800 3600
Primary NS (mname)
ns43.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126030606
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns44.worldnic.com
ns43.worldnic.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -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

4 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • apple-domain-verification=N1PCW0mFcJUNMT1g
  • MS=ms40947141
  • ZOOM_verify_dANzUlH7y5DpNaK7FqgWj0
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 eyeson.biz

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

No credit card required
Get 1,000 Free Credits