Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dordt.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 04:01:39 UTC · ↺ Refresh
MX Hostnames
- dordt-edu.mail.protection.outlook.com
MX Priorities
- dordt-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 34.223.217.41 ↩ ec2-34-223-217-41.us-west-2.compute.amazonaws.com
Mail Server IPs
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.dordt.edu postmaster.dordt.edu 2020121148 3600 1800 1209600 300
Primary NS (mname)
dns1.dordt.edu
Admin Email (rname)
postmaster@dordt.edu
Serial
2020121148
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
dns1.dordt.edu
dns2.easydns.net
dns4.easydns.info
dns1.easydns.com
dns3.easydns.org
SPF Record
✓ Strict (-all)
v=spf1 a:spf.serverdata.net include:spf.protection.outlook.com include:_spf.salesforce.com include:spf.mandrillapp.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; adkim=s; aspf=s; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 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
26 records- e2ma-verification=ck7eb
- e2ma-verification=z5ncb
- e2ma-verification=os1cb
- e2ma-verification=yi5bb
- e2ma-verification=tuybb
- ek05edhh0n0ur1aodhmd52603v
- e2ma-verification=qvwfb
- autodesk-domain-verification=7GISkPyC8AICl7eb0wKd
- SPFv=spf1 a:spf.serverdata.net include:spf.protection.outlook.com include:_spf.salesforce.com include:spf.mandrillapp.com -all
- ZOOM_verify_DIT75_hUR7SoPmVOq86Xvw
- e2ma-verification=qsbcb
- e2ma-verification=nydcb
- e2ma-verification=suybb
- apple-domain-verification=V4bjY2Stl6IxnOMG
- sij7qofovndodvjgjhmgmkeof
- e2ma-verification=jtqfb
- e2ma-verification=457bb
- e2ma-verification=c5ggb
- e2ma-verification=9jmcb
- e2ma-verification=829eb
- e2ma-verification=ewacb
- m98prj8e1ojp37v6rfok1fmodq
- e2ma-verification=njggb
- MS=ms57395553
- e2ma-verification=6f2fb
- e2ma-verification=99mcb
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