Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
clark.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-19 07:02:27 UTC · ↺ Refresh
MX Hostnames
- clark-edu.mail.protection.outlook.com
MX Priorities
- clark-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 192.102.5.10 ↩ cce.clark.edu
Mail Server IPs
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.clark.edu hostmaster.clark.edu 2026050502 43200 7200 2419200 3600
Primary NS (mname)
dns1.clark.edu
Admin Email (rname)
hostmaster@clark.edu
Serial
2026050502
Refresh
43200s
Retry
7200s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
dns1.ctc.edu
dns2.ctc.edu
dns1.clark.edu
dns2.clark.edu
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:64.74.237.230/31 ip4:216.147.212.20/30 ip4:74.122.104.0/22 ip4:167.89.48.110 ip4:208.117.59.185 ip4:20.236.219.22 ip4:192.102.5.0/27 include:spf.protection.outlook.com include:amazonses.com include:fsspfus.freshemail.io include:spf.symplicity.com include:_spf1.mailgun.org include:_spf2.mailgun.org include:_spf.eu.mailgun.org include:spf_.watermarkinsights.com ~all
📊 DNS lookups: 8/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ 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- adobe-idp-site-verification=782ea833f8cbf6afced012f825b2f391628b9ccbb00dc93786700ffd397de35a
- ZOOM_verify_LqMLFyZAiqn73rnGF78tiy
- MS=ms73977842
- google-site-verification=0vmY_e02Z6MN5MV2X2SI1g6pWu4_iVHPxrKT3n0de_A
- apple-domain-verification=UWusjvjHVd1aDdq6
- tJILxdU9Aw4iGojOSWxzcfHDwafam24DkmQedUaJrdvUnCOm6uRkilW5h1hVp5017b4EXURNaXjcsMxW9Kt95Q==
- SPFv=spf1 ip4:64.74.237.230/31 ip4:216.147.212.20/30 ip4:74.122.104.0/22 ip4:167.89.48.110 ip4:208.117.59.185 ip4:20.236.219.22 ip4:192.102.5.0/27 include:spf.protection.outlook.com include:amazonses.com include:fsspfus.freshemail.io include:spf.symplicity.com include:_spf1.mailgun.org include:_spf2.mailgun.org include:_spf.eu.mailgun.org include:spf_.watermarkinsights.com ~all
- adobe-idp-site-verification=668ab791-6124-464f-8e98-39e5272e7d8a
- amazonses:Vap249SisAPCfCO/tbxzlxgiqRmc4AMKUkww3Dr5JdE=
- teamviewer-sso-verification=d244d8c738f44237bc11529b3ec1a007
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