Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dunwoody.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 23:20:37 UTC · ↺ Refresh
MX Hostnames
- dunwoody-edu.mail.protection.outlook.com
MX Priorities
- dunwoody-edu.mail.protection.outlook.com: 10
A / AAAA Records
- 44.196.45.216 ↩ ec2-44-196-45-216.compute-1.amazonaws.com
Mail Server IPs
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns3.level3.net dnsteam.level3.com 2026031802 86400 3600 604800 3600
Primary NS (mname)
ns3.level3.net
Admin Email (rname)
dnsteam@level3.com
Serial
2026031802
Refresh
86400s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns3.level3.net
ns4.level3.net
SPF Record
✓ Strict (-all)
v=spf1 a:mx.collegenet.com ip4:64.132.94.34 ip4:64.132.94.52 ip4:64.132.94.60 ip4:173.195.144.181 include:spf.protection.outlook.com include:cust-spf.cashnet.com include:spf.watermarkinsights.com include:spf.constantcontact.com include:spf-na.exlibrisgroup.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
11 records- mIgqxq915L3ck0HmXSv6ujwJJU4p1Mjf+RPb63fIZrA7hLWZwPEAj8YuiS3w6m+vTS8TmpoxQQgeWfZksDlULw==
- gKLGz1JS+vmUzy/c6Dg88/8+lt/Koli2S/6PLwAGsz4qmzoeS3Zk2BnFG9O5VCm7napASt2hiD9OAi22+iwPrQ==
- SPFv=spf1 a:mx.collegenet.com ip4:64.132.94.34 ip4:64.132.94.52 ip4:64.132.94.60 ip4:173.195.144.181 include:spf.protection.outlook.com include:cust-spf.cashnet.com include:spf.watermarkinsights.com include:spf.constantcontact.com include:spf-na.exlibrisgroup.com -all
- sending_domain1037253=8047997839f50ab4f4c8925e68288d47f4704d6cdebd96c781e6e9044c0064d1
- 08XSHMLLNYNHAU9D59ZN114GV7GBY7RIJNYI4TKMG
- MS=2FD6BBC54E7EB57561C23B5593B6FF555461C79C
- _vvets1ptew4zea54ajrqywr4da74bdc
- autodesk-domain-verification=AJjF51sf1vODTc6-ITnt
- google-site-verification=F7TconpCDcD7Qs1rSgjT8CytSagsfBiywQiaRXgpxmg
- bR3Zw7ilqeyTVhpdS8OAuhII3yOCMV74ukUnvOVj5mGI9gR5VEy0b03BRtSn1jeRBcPNmlTcksMmI9QueJnhiw==
- adobe-idp-site-verification=ae80f417612fb8ac3df49f13a05cd82f17dccdd9629b264dd0636c098e36fe2d
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