Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tjc.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 05:37:23 UTC · ↺ Refresh
MX Hostnames
- tjc-edu.mail.protection.outlook.com
MX Priorities
- tjc-edu.mail.protection.outlook.com: 1
A / AAAA Records
- 69.16.216.26 (no PTR)
Mail Server IPs
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-06.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-06.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns1-06.azure-dns.com
ns2-06.azure-dns.net
ns3-06.azure-dns.org
ns4-06.azure-dns.info
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:64.17.220.207 ip4:64.17.208.4 ip4:12.228.6.215 ip4:168.245.44.138 ip4:149.72.37.49 ip4:149.72.49.196 include:ngwebsolutions.net include:sendgrid.net include:spf.protection.outlook.com include:servers.mcsv.net include:spf.mandrillapp.com include:_spf-a.tjc.edu ~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]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
10 records- SPFv=spf1 ip4:64.17.220.207 ip4:64.17.208.4 ip4:12.228.6.215 ip4:168.245.44.138 ip4:149.72.37.49 ip4:149.72.49.196 include:ngwebsolutions.net include:sendgrid.net include:spf.protection.outlook.com include:servers.mcsv.net include:spf.mandrillapp.com include:_spf-a.tjc.edu ~all
- MS=ms20764390
- verification=4aa1febf1e5e6653c0ac22b5595466e557f48f24e55a670188f219a42f87f016
- google-site-verification=2TGwR1fAt1pLH5uLuNfw4aDd0JzCtRDopwBUr8xxnVc
- apple-domain-verification=L1pCO0g0VHqWD6hZ
- docusign=28627b6e-ef57-45b6-a2ab-8f43aa75369a
- vmware-cloud-verification-b31c99cb-bd48-49de-b33e-a0a3ac32b41f
- cisco-ci-domain-verification=7caeb3927dfc1235b197c8137ba29e765bfb40e79c96509455b975f48995bb0e
- T1+LVYdEg+YEvjI0gCUeBBx/6W9fi7qjfZfLznx9WedkURxZsEYbscnBJ/wFJA6AnKfpU9s8Wr8gufsPth2dKg==
- autodesk-domain-verification=MrrhVUiCOTh8qSJROJGc
Full email verification for tjc.edu
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