Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hofstra.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 21:50:25 UTC · ↺ Refresh
MX Hostnames
- hofstra-edu.mail.protection.outlook.com
MX Priorities
- hofstra-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 107.20.231.141 ↩ ec2-107-20-231-141.compute-1.amazonaws.com
Mail Server IPs
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
huib-ex-s.hofstra.edu postmaster.hofstra.edu 960134274 10800 3600 2592000 300
Primary NS (mname)
huib-ex-s.hofstra.edu
Admin Email (rname)
postmaster@hofstra.edu
Serial
960134274
Refresh
10800s
Retry
3600s
Expire
2592000s
Minimum TTL
300s
Nameservers (NS)
huib-ex-n.hofstra.edu
huib-ex-s.hofstra.edu
huib-dr.hofstra.edu
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf1.mailgun.org include:_spf2.mailgun.org ip4:74.202.227.32/27 ip4:54.192.48.32 ip4:91.103.1.84 ip4:216.27.93.0/25 ip4:216.27.84.64/27 ip4:66.192.165.128/28 ip4:66.162.193.224/28 ip4:44.237.200.225 include:spf1.hofstra.edu -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]; aspf=r; pct=100; sp=none; fo=1:d:s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 6 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._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
6 records- iContact1784691
- e2ma-verification=a7fgb
- openai-domain-verification=dv-GUGzKXkZhK0uYQmXnqpRljep
- SPFv=spf1 include:spf.protection.outlook.com include:_spf1.mailgun.org include:_spf2.mailgun.org ip4:74.202.227.32/27 ip4:54.192.48.32 ip4:91.103.1.84 ip4:216.27.93.0/25 ip4:216.27.84.64/27 ip4:66.192.165.128/28 ip4:66.162.193.224/28 ip4:44.237.200.225 include:spf1.hofstra.edu -all
- sij7qofovndodvjgjhmgmkeof
- atlassian-domain-verification=UO1xjfaa56voqr8gRndFC5atT1ckh2judx601zqdgH24Lmia9PFS7pviSsGwMsOA
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