Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
simpson.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 02:30:48 UTC · ↺ Refresh
MX Hostnames
- simpson-edu.mail.protection.outlook.com
MX Priorities
- simpson-edu.mail.protection.outlook.com: 5
A / AAAA Records
- 23.185.0.4 (no PTR)
- 2620:12a:8001::4 (no PTR)
- 2620:12a:8000::4
Mail Server IPs
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
ns10.dnsmadeeasy.com dns.dnsmadeeasy.com 2009010332 43200 3600 1209600 180
Primary NS (mname)
ns10.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2009010332
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns14.dnsmadeeasy.com
ns15.dnsmadeeasy.com
ns10.dnsmadeeasy.com
ns13.dnsmadeeasy.com
ns12.dnsmadeeasy.com
ns11.dnsmadeeasy.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:198.206.243.1 include:spf.protection.outlook.com include:spf.symplicity.com include:spf.dynect.net include:amazonses.com include:cust-spf.cashnet.com include:sendgrid.net include:spf.mandrillapp.com ip4:198.206.243.1 ~all
📊 DNS lookups: 8/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
8 records- google-gws-recovery-domain-verification=64213594
- google-site-verification=wT_HHaFXtN4F89_uSfNT48thhW-QS5uwhQtEoqB0odo
- adobe-idp-site-verification=ffc7e60424497b64ac825fc966d1844333f972b633db6042b99487a5352d2aa1
- W3+2B5F12tONMwzUF2KtCenDF6Lvvh0aW0Nljht7AFSeoDLT85ZMZO3pUmn4moQCOri/FO4lgGANe3ww0bEnxw==
- _globalsign-domain-verification=JzHU1Cbsx-pebf5yBzUKdQ_GIXhHUgYuBLg21imYoi
- google-site-verification=ju5WWg_Yo9YvIriZhnJqJdLNcbh6WFWua2CTWARe_fs
- apple-domain-verification=joP30PSaFqRinos7
- SPFv=spf1 mx ip4:198.206.243.1 include:spf.protection.outlook.com include:spf.symplicity.com include:spf.dynect.net include:amazonses.com include:cust-spf.cashnet.com include:sendgrid.net include:spf.mandrillapp.com ip4:198.206.243.1 ~all
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