Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
keiseruniversity.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 02:48:44 UTC · ↺ Refresh
MX Hostnames
- keiseruniversity-edu.mail.protection.outlook.com
MX Priorities
- keiseruniversity-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 172.64.146.247 (no PTR)
- 104.18.41.9 (no PTR)
- 2606:4700:4403::6812:2909
- 2606:4700:4401::ac40:92f7
Mail Server IPs
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
harmony.ns.cloudflare.com dns.cloudflare.com 2399153564 10000 2400 604800 1800
Primary NS (mname)
harmony.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399153564
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
harmony.ns.cloudflare.com
lennox.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.bbnotify.net include:mail.customviewbook.com include:_spf.ultipro.com include:spf.mandrillapp.com include:emsd1.com include:email-od.com include:_tuf-spf.touchnet.com include:_spf.createsend.com -all
📊 DNS lookups: 9/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
dkim._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
12 records- lli8sh9ktegod6prksrv3e511f
- mandrill_verify.4QeVT77_ZMPpFjvvIrDl1A
- mandrill_verify.JL_EsQEfpOE6x6iXy0uMcw
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.bbnotify.net include:mail.customviewbook.com include:_spf.ultipro.com include:spf.mandrillapp.com include:emsd1.com include:email-od.com include:_tuf-spf.touchnet.com include:_spf.createsend.com -all
- d365mktkey=fubeCM4kGplyc0Xx0aI5gxnzdOiIyCAFmZYVqfSwqq0x
- d365mktkey=qk4tFyV9wpDgs0Qlq1QqYvkDtcyDxzX8eeUm1zxZEqIx
- docusign=6ebde1f1-9d18-4bcc-aeb8-01f1b277fb6f
- docusign=9e93ae58-fdb6-4e08-9fe9-5b6beb8d9f1f
- f7g5at84pmh5t57dup1t4k107b
- google-site-verification=Va5IZ6z8w7WQLl6fm1TvUKE0N_DpDsRZUubrYYMmWSs
- ik773cjlcj08nq9ju4v9o652rd
- kdq5jhvtlsnoan4j8pdn12b3f1
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 keiseruniversity.edu
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits