Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
helenefuld.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 13:05:50 UTC · ↺ Refresh
MX Hostnames
- helenefuld-edu.mail.protection.outlook.com
MX Priorities
- helenefuld-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.160.237 (no PTR)
- 104.21.74.179 (no PTR)
- 2606:4700:3034::ac43:a0ed
- 2606:4700:3034::6815:4ab3
Mail Server IPs
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
nadia.ns.cloudflare.com dns.cloudflare.com 2397297213 10000 2400 604800 1800
Primary NS (mname)
nadia.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397297213
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
nadia.ns.cloudflare.com
nero.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:spf.a2hosting.com ip4:68.66.216.60 ip4:190.92.129.32 ip4:198.57.247.138 ip4:150.238.228.137 ip4:139.131.76.33 ip4:139.131.76.85 ip4:139.131.126.26 ip4:168.245.23.150 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=r;pct=100;fo=1;rf=afrf;ri=86400;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._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
3 records- SPFv=spf1 include:spf.protection.outlook.com include:sendgrid.net include:spf.a2hosting.com ip4:68.66.216.60 ip4:190.92.129.32 ip4:198.57.247.138 ip4:150.238.228.137 ip4:139.131.76.33 ip4:139.131.76.85 ip4:139.131.126.26 ip4:168.245.23.150 -all
- y8BxcR1hj75AUT+Tmn66aKgInMcANAZAx+tDDEhL7qTFoFi/CR50Xg2HzQOfUChSbWf+GnAnSqF/9FDUJr7StQ==
- UHLe4DqRWeuQDgkUlwzF6soQypsVnYLJWA7dqaUt23QTK5RevIJsgj/w9MMyS8VXYg+lUL/N77xtSEAWrFYriQ==
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