my.stlcc.edu

Valid Email Server
Domain Lookup › my.stlcc.edu
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
my.stlcc.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 04:07:17 UTC · ↺ Refresh

MX Hostnames

  • my-stlcc-edu.mail.protection.outlook.com
  • 1560813870.mail.outlook.com
  • my-stlcc-edu.mail.eo.outlook.com

MX Priorities

  • my-stlcc-edu.mail.eo.outlook.com: 5
  • 1560813870.mail.outlook.com: 10
  • my-stlcc-edu.mail.protection.outlook.com: 0

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
  • 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
  • 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
  • 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
  • 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
  • 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
  • 52.101.10.5
  • 2a01:111:f403:f90a::1
  • 2a01:111:f403:c902::1
  • 2a01:111:f403:c902::14
  • 2a01:111:f403:c902::16
  • 52.101.9.14
  • 52.101.41.58
  • 52.101.42.16
  • 2a01:111:f403:f903::
  • 2a01:111:f403:c902::5
  • 2a01:111:f403:f902::
  • 2a01:111:f403:c946::6

SOA Record

No SOA record found.

Nameservers (NS)

No nameservers found.

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:198.209.221.75/32 ip4:198.209.203.75/32 ip4:198.209.221.76/32 ip4:12.234.216.10/32 ip4:12.28.52.10/32 ip4:12.28.52.13/32 ip4:167.99.147.29/32 -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

3 records
  • bKzrseNoSKezWxkmlc7CZHl64EYmP3WDurRD6bPHIiLRWt2J/xrIzACqiMwWAncAA2QEPWC0gaYmSwk1C3bW+A==
  • SPFv=spf1 include:spf.protection.outlook.com ip4:198.209.221.75/32 ip4:198.209.203.75/32 ip4:198.209.221.76/32 ip4:12.234.216.10/32 ip4:12.28.52.10/32 ip4:12.28.52.13/32 ip4:167.99.147.29/32 -all
  • knowbe4-site-verification=9ab61fb3b75124f2bfc5452ea6db3958
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 my.stlcc.edu

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

No credit card required
Get 1,000 Free Credits