Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
essex.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 05:08:36 UTC · ↺ Refresh
MX Hostnames
- essex-edu.mail.protection.outlook.com
MX Priorities
- essex-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.21 (no PTR)
Mail Server IPs
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
rmaster.essex.edu estrada.essex.edu 2019061502 1800 600 129600 3600
Primary NS (mname)
rmaster.essex.edu
Admin Email (rname)
estrada@essex.edu
Serial
2019061502
Refresh
1800s
Retry
600s
Expire
129600s
Minimum TTL
3600s
Nameservers (NS)
ns.cv.net
rmaster.essex.edu
ns.cvnet.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:66.94.79.185 ip4:66.94.79.171 ip4:69.160.229.40 ip4:69.160.229.71 ip4:69.160.233.127 ip4:69.160.230.206 ip4:198.187.196.100 ip4:69.160.229.190 ip4:69.160.229.204 ip4:69.160.229.177 ip4:172.16.200.241 ip4:129.213.198.127include:_spf.regroupcloud.com include:myopenlms.net include:_spf.google.com include:_tuf-spf.touchnet.cominclude:_spf.elasticemail.com include:spf.protection.outlook.com mx -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- MS=ms58388948
- google-site-verification=5Z3eV7y1RAxpCijZ8c_noeM4SCm_FNEV2SBqaRcnlx4
- DMARCv=DMARC1; p=quarantine; rua=mailto:[email protected]
- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCZ5mdpH7nM9CVk9Rakynrd3AxSzSTO8Z/pDKZcHfB5hIBZoSEsgD51Y2rBbRBnjmIafXha9VOFxIJA5SMbUeEM6LfpUySNVF11twOqzW4+E+xVK92eirT77af365RdQhRslaycDT/NUCAQEE3mimZspcf+jpGp+THXuY9yaFHzwwIDAQAB
- DKIMv=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0wqBX1daXjsGtye95V5mE2L2EhhFuR2lhfTqnSPbUy852Stt0S0wjYaWXXenSu6yXecNYIp1UChFcf7fWpWHpFYsCPPk
- google-site-verification=3NkhDfbwolvPBA5_7N-3s4vUZ0vV5Vwvbl-w2f9wFiw
- SPFv=spf1 ip4:66.94.79.185 ip4:66.94.79.171 ip4:69.160.229.40 ip4:69.160.229.71 ip4:69.160.233.127 ip4:69.160.230.206 ip4:198.187.196.100 ip4:69.160.229.190 ip4:69.160.229.204 ip4:69.160.229.177 ip4:172.16.200.241 ip4:129.213.198.127include:_spf.regroupcloud.com include:myopenlms.net include:_spf.google.com include:_tuf-spf.touchnet.cominclude:_spf.elasticemail.com include:spf.protection.outlook.com mx -all
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