Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hpfb.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 05:23:13 UTC · ↺ Refresh
MX Hostnames
- hpfb-org.mail.protection.outlook.com
MX Priorities
- hpfb-org.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.184.199 (no PTR)
- 104.21.76.4 (no PTR)
- 2606:4700:3035::ac43:b8c7
- 2606:4700:3035::6815:4c04
Mail Server IPs
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
huxley.ns.cloudflare.com dns.cloudflare.com 2396752256 10000 2400 604800 1800
Primary NS (mname)
huxley.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396752256
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ivy.ns.cloudflare.com
huxley.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:68.168.98.101 include:spf.protection.outlook.com include:sendgrid.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
default._domainkey
k1._domainkey
⚠ Public key (p=) missing in DKIM record for selector selector1.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- facebook-domain-verification=r8vfemjm99ldw854u3hmarzq5oym75
- google-site-verification=-ZoBybPjREr_pOJwE7bfUs9rhFmXadojevsdZ35Wmdg
- google-site-verification=U_MYmBOm41vgthenvU7bkyRlOk3An7UnN9OHaUhfi3E
- SPFv=spf1 ip4:68.168.98.101 include:spf.protection.outlook.com include:sendgrid.net -all
Full email verification for hpfb.org
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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