Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
pts.gatech.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 08:49:35 UTC · ↺ Refresh
MX Hostnames
- pts-gatech-edu.mail.protection.outlook.com
MX Priorities
- pts-gatech-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 54.159.50.159 ↩ ec2-54-159-50-159.compute-1.amazonaws.com
- 52.22.200.102 ↩ ec2-52-22-200-102.compute-1.amazonaws.com
Mail Server IPs
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.gatech.edu hostmaster.gatech.edu 72 3600 600 1209600 3600
Primary NS (mname)
dns1.gatech.edu
Admin Email (rname)
hostmaster@gatech.edu
Serial
72
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns1.gatech.edu
dns2.gatech.edu
dns3.gatech.edu
SPF Record
✓ Strict (-all)
v=spf1 include:spf.gatech.edu -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
3 records- OWXRX3vyFAbJL2EMI3K1co3H5hwkVMxLQgKJUxNjI99oeX3DZCrcvJVr968/9RAEbHpGih6FdH3HNzHm0us/bQ==
- SPFv=spf1 include:spf.gatech.edu -all
- google-site-verification=THmkQ49ybiT7QtRpaEcjwOVrbgzUFBXBs9wqK0Pi_J8
Full email verification for pts.gatech.edu
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