louisville.edu

Valid Email Server
Domain Lookup › louisville.edu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
louisville.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 22:21:32 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • louisville-edu.mail.protection.outlook.com

MX Priorities

  • louisville-edu.mail.protection.outlook.com: 10

A / AAAA Records

  • 136.165.238.241 ↩ louisville.edu

Mail Server IPs

  • 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
  • 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
  • 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
  • 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
  • 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com

SOA Record

Raw SOA hermes.louisville.edu dns.hermes.louisville.edu 2026078454 600 300 3628800 600
Primary NS (mname)
hermes.louisville.edu
Admin Email (rname)
dns@hermes.louisville.edu
Serial
2026078454
Refresh
600s
Retry
300s
Expire
3628800s
Minimum TTL
600s

Nameservers (NS)

dns-dr-ex.louisville.edu
pan.louisville.edu
pan.ipv6.louisville.edu
hermes.louisville.edu
hermes.ipv6.louisville.edu

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:mail.zendesk.com include:_spf-eus.teamdynamix.com include:amazonses.com include:_spf.salesforce.com include:_spf.createsend.com include:e.louisville.edu ip4:136.165.224.74/31 ip4:136.165.224.76/32 ip4:216.248.199.106/32 ip4:128.245.180.64/32 ip4:52.86.188.131/32 ip4:52.43.50.148/32 ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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

19 records
  • bw=93emCoPAQgG71dQH7m1JozXj8VaFHcBcAx3k3FRutilT
  • d365mktkey=I4bKmJA65dxJ3lUyk3IdvQTnGlf6Lc5E6u8bChRxEOgx
  • box-domain-verification=d66423701244a747b9af9f453d8235f69e5a343ad2dd4d30848aef18389848d7
  • “docusign=2d7d703e-42a9-6577-9e30-9ba0042fab95”
  • docusign=17dcab95-6577-41a0-9e30-2d7d703e51e6
  • atlassian-sending-domain-verification=a5d803ce-4d63-459c-8233-9e01327bfeab
  • SPFv=spf1 include:spf.protection.outlook.com include:mail.zendesk.com include:_spf-eus.teamdynamix.com include:amazonses.com include:_spf.salesforce.com include:_spf.createsend.com include:e.louisville.edu ip4:136.165.224.74/31 ip4:136.165.224.76/32 ip4:216.248.199.106/32 ip4:128.245.180.64/32 ip4:52.86.188.131/32 ip4:52.43.50.148/32 ~all
  • “docusign=e2da9324-02af-434d-9d31-dc2e396f0630”
  • have-i-been-pwned-verification=73dd4fccda3520c4ffcf72b539e7a152
  • _globalsign-domain-verification=IatAVzJfXcs_wb7jTWmBeDVh5VFapED3OKnm1lK4Df
  • “e2ma-verification=2gobb”
  • kAsgQUl1jAcqyHTyXNo27t224W6Wf1MproExs78QUWY=
  • google-site-verification=HBIuNpVRY-jWFUYwYAzUqCpDftKLtPpvAvLdwfC36AE
  • google-site-verification=eEcDgvZ1PQ0hrzHOO5hpGKtwFKjwapyuZ07oqh6MMWQ
  • TBAB6LNLZII3VTTRLHZI82I7QIVHJ8IP4OMLWAM3U
  • google-site-verification=wRCDlugYmeHVqamZ72mU-l6T-GNRjBVv9HXiWdErsho
  • d365mktkey=MOXg8ehYrOoRMOj14RvNNuEK9N2Sl4ok6sNLVlpJgN4x
  • docusign=9ba0042f-b3af-42a9-a528-db0aee3e8bea
  • zoom-ticket-14826569
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 · Customize →
See demo & docs
Deep verification
Full email verification for louisville.edu

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

No credit card required
Get 1,000 Free Credits