Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hiu.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 05:39:42 UTC · ↺ Refresh
MX Hostnames
- hiu-edu.mail.protection.outlook.com
MX Priorities
- hiu-edu.mail.protection.outlook.com: 20
A / AAAA Records
- 104.26.7.162 (no PTR)
- 104.26.6.162 (no PTR)
- 172.67.69.90
- 2606:4700:20::681a:7a2
- 2606:4700:20::ac43:455a
- 2606:4700:20::681a:6a2
Mail Server IPs
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
quentin.ns.cloudflare.com dns.cloudflare.com 2398563187 10000 2400 604800 1800
Primary NS (mname)
quentin.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398563187
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
rosa.ns.cloudflare.com
quentin.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:208.95.8.0/26 ip4:168.245.23.150 ip4:34.195.3.229 ip4:173.198.20.147/28 ip4:52.149.1.233 ip4:13.110.74.0/24 include:spf1.formassembly.com include:_spf.salesforce.com include:et._spf.pardot.com include:spf.protection.outlook.com include:_spf.e2ma.net include:spf.ruffalonl.com include:spfa.cpmails.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;pct=100;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=s;adkim=s;fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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- "adobe-sign-verification=ed40fea2d79c9ff63bd521fcfa88ee2"
- adobe-idp-site-verification=5a705901ef73691cb716d009c06207aa135d84472f55bc9c10a5ad3b7e088224
- bw=DvcTlyCvdXM3TvonvilL1PiPNKcT1oJzjE11eTIY31tD
- e2ma-verification=vtlbb
- google-site-verification=5NPWq1IEHE-w__-GcqlPtxxJtckCUBLGXzpWooCpPQI
- sophos-domain-verification=7deddebde01a73845e612ffc156248ac686734a8e1b25d68d6761e9bb67f2cee
- SPFv=spf1 ip4:208.95.8.0/26 ip4:168.245.23.150 ip4:34.195.3.229 ip4:173.198.20.147/28 ip4:52.149.1.233 ip4:13.110.74.0/24 include:spf1.formassembly.com include:_spf.salesforce.com include:et._spf.pardot.com include:spf.protection.outlook.com include:_spf.e2ma.net include:spf.ruffalonl.com include:spfa.cpmails.com ~all
- "217c9as4tjkpirjo1sl2h4tn2b"
- "920cj6qenjceaplttjgllnber5"
- "MS=Pq5OyoxZrlEC0OZVwnoZI8Ug2pWUzfQdnO/OmsAEep5l28icw1mqN8xSmmzgW6aVpQrr8N5dWrAT3RjK8nowug=="
- "MS=ms80071059"
- "MS=uUFKqh31A7CV8tJEGX0zlMNwjakrJcWNvuvv5fG0PPziAp68Gm/77rrJp5p/qW0wAAGusR2oaiGg+ECKBIXLmg=="
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 hiu.edu
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits