Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
alfredadler.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 21:16:22 UTC · ↺ Refresh
MX Hostnames
- alfredadler-edu.mail.protection.outlook.com
MX Priorities
- alfredadler-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 45.79.210.105 ↩ 45-79-210-105.ip.linodeusercontent.com
- 35.172.94.1 ↩ staticip.multiscreensite.com
- 100.24.208.97
Mail Server IPs
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1msp.popp.net hostmaster 239 900 600 86400 3600
Primary NS (mname)
dns1msp.popp.net
Admin Email (rname)
hostmaster
Serial
239
Refresh
900s
Retry
600s
Expire
86400s
Minimum TTL
3600s
Nameservers (NS)
dns1msp.popp.net
dns2msp.popp.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.sparkmail.org include:_spf.google.com ip4:192.254.112.102 include:bulkmail.sccnet.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1:d:s
~ 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: 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
3 records- google-site-verification=fhmh4D72WLmmF0kw2vDp8qhCeZFKX-cGLQH-VXExzil
- facebook-domain-verification=ftzskuuxaekhk2pe44aa7mkni45awu
- SPFv=spf1 include:spf.protection.outlook.com include:spf.sparkmail.org include:_spf.google.com ip4:192.254.112.102 include:bulkmail.sccnet.com -all
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