Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
simpsonu.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 07:09:35 UTC · ↺ Refresh
MX Hostnames
- simpsonu-edu.mail.protection.outlook.com
MX Priorities
- simpsonu-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 162.159.134.42 (no PTR)
Mail Server IPs
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-01.azure-dns.com helpdesk.simpsonu.edu 2015090601 120 900 604800 7200
Primary NS (mname)
ns1-01.azure-dns.com
Admin Email (rname)
helpdesk@simpsonu.edu
Serial
2015090601
Refresh
120s
Retry
900s
Expire
604800s
Minimum TTL
7200s
Nameservers (NS)
ns1-01.azure-dns.com
ns2-01.azure-dns.net
ns3-01.azure-dns.org
ns4-01.azure-dns.info
SPF Record
✓ Strict (-all)
v=spf1 ip4:129.79.1.58 ip4:129.79.1.59 ip4:134.68.220.35 ip4:134.68.220.40 ip4:35.131.67.26 ip4:216.235.195.0/24 ip4:159.112.245.47 include:spf.protection.outlook.com include:_spf.salesforce.com include:verifymyfafsa.com include:spf.mandrillapp.com include:_tuf-spf.touchnet.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 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
8 records- [7:27 PM] Edson Chavarriaduo_sso_verification=vYZCRBrkDLS3RXTmICHWtnnZHanhm2OAm43wvTpimOigKiZvzcEtEVlsYnZNPPQY
- SPFv=spf1 ip4:129.79.1.58 ip4:129.79.1.59 ip4:134.68.220.35 ip4:134.68.220.40 ip4:35.131.67.26 ip4:216.235.195.0/24 ip4:159.112.245.47 include:spf.protection.outlook.com include:_spf.salesforce.com include:verifymyfafsa.com include:spf.mandrillapp.com include:_tuf-spf.touchnet.com -all
- c8uHD8mc
- MS=ms43482349
- apple-domain-verification=K1pVKXXXGe8sgfRN
- google-site-verification=2VrjZBWWswvJg3Mtye9BpsZhuJ-BUev1Vj7kOhmSnXY
- google-site-verification=aOTIwLiV9xsdNcBnzpwBGY75_sGwChE_c7-kTnS0w2k
- cisco-ci-domain-verification=1970d0618efd613646ea071e3506bb777dfa54551db8229507b07de4e34b99f3
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