Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
pupr.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 06:56:12 UTC · ↺ Refresh
MX Hostnames
- pupr-edu.mail.protection.outlook.com
MX Priorities
- pupr-edu.mail.protection.outlook.com: 10
A / AAAA Records
- 161.35.126.182 (no PTR)
Mail Server IPs
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-07.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-07.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns4-37.azure-dns.info
ns1-37.azure-dns.com
ns2-37.azure-dns.net
ns3-37.azure-dns.org
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:173.215.247.2 ip4:69.79.111.2 ip4:173.215.247.7 ip4:69.79.111.7 include:spf.protection.outlook.com include:mailgun.org include:spf.elluciancloud.com include:sendgrid.net include:_tuf-spf.touchnet.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; ruf=mailto:[email protected]; rua=mailto:[email protected]; sp=reject; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
5 records- autodesk-domain-verification=2up3FARi5vC2G3SwBcYY
- SPFv=spf1 ip4:173.215.247.2 ip4:69.79.111.2 ip4:173.215.247.7 ip4:69.79.111.7 include:spf.protection.outlook.com include:mailgun.org include:spf.elluciancloud.com include:sendgrid.net include:_tuf-spf.touchnet.com ~all
- facebook-domain-verification=3dwvkcjqcjdbjqike9dttns86y7ej9
- sophos-domain-verification=bd7d8ab576bd3fdb225204bfd8fee239fd00ad75c5a8d00cefc65e65271fd4d3
- adobe-idp-site-verification=20ac8e7dca379e1b34fa8ea0cf87ca74a95e17564febeb765c6ba8818f4bf2de
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