Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
gtcc.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-19 07:56:16 UTC · ↺ Refresh
MX Hostnames
- gtcc-edu.mail.protection.outlook.com
MX Priorities
- gtcc-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 216.59.56.21 ↩ customer.ipv4.totaluptime.com
Mail Server IPs
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-01.mcnc.org hostmaster.ncren.net 2026050404 14400 3600 1209600 14400
Primary NS (mname)
ns-01.mcnc.org
Admin Email (rname)
hostmaster@ncren.net
Serial
2026050404
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
14400s
Nameservers (NS)
ns-02.mcnc.org
ns-01.mcnc.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf-list.gtcc.edu include:spf-tcp-1.gtcc.edu include:spf-tcp-2.gtcc.edu include:spf.protection.outlook.com include:_spf.academicworks.com include:spf.cfi.org include:email-od.com include:amazonses.cominclude:_tuf-spf.touchnet.com ~all
📊 DNS lookups: 8/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=r; aspf=r; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
11 records- jamf-site-verification=SM7fJSSj-cvh4Ax-gxseVw
- 1password-site-verification=Z7Q6XYPRDNBP7KBL7QB7RZUF4Y
- apple-domain-verification=XAlT9zNBBcBTJ8JB
- autodesk-domain-verification=O98BNZAP-5kIcfWlvWwK
- SPFv=spf1 include:spf-list.gtcc.edu include:spf-tcp-1.gtcc.edu include:spf-tcp-2.gtcc.edu include:spf.protection.outlook.com include:_spf.academicworks.com include:spf.cfi.org include:email-od.com include:amazonses.cominclude:_tuf-spf.touchnet.com ~all
- canva-site-verification=kj0YyAJ_of8xVKkhmfwHQw
- v=msv1 t=38db22bf3f8b4bb07ed3919d396f6c
- _gj0dq7zig54dsxw8xufw0fydcb3jlcp
- intersight=114c5f4272f786b1e005a5db8ac2a00964dfac3e697a33dc8f421dfd89ae9343
- u21sbggp2avtkpoptiq1gscbjv
- cisco-ci-domain-verification=590d42d5187ed673fc1bd9bb28cb8d4b00919fd58606a8ce09022cbbc6ed55da
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