juc.edu

Valid Email Server
Domain Lookup › juc.edu

Domain Overview

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

Checked via [email protected] · 2026-03-19 01:05:29 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 54.227.157.72 ↩ ec2-54-227-157-72.compute-1.amazonaws.com

Mail Server IPs

  • 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
  • 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
  • 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
  • 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
  • 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.dnsimple.com admin.dnsimple.com 1584984949 86400 7200 604800 300
Primary NS (mname)
ns1.dnsimple.com
Admin Email (rname)
admin@dnsimple.com
Serial
1584984949
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns3.dnsimple.com
ns4.dnsimple.com
ns1.dnsimple.com
ns2.dnsimple.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com mx a:MAIL.JUC.EDU.NETSOLMAIL.NET a:SMTP.JUC.EDU.NETSOLMAIL.NET ip4:209.17.112.0/20 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • MS=ms90667537
  • SPFv=spf1 include:spf.protection.outlook.com mx a:MAIL.JUC.EDU.NETSOLMAIL.NET a:SMTP.JUC.EDU.NETSOLMAIL.NET ip4:209.17.112.0/20 ~all
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