Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hppres.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 11:22:39 UTC · ↺ Refresh
MX Hostnames
- mx1-us.emailsecurity.app
- mx2-us.emailsecurity.app
MX Priorities
- mx2-us.emailsecurity.app: 20
- mx1-us.emailsecurity.app: 10
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 172.212.4.33 ↩ mx1-us.emailsecurity.app
- 40.121.188.167 ↩ mx1-us.emailsecurity.app
SOA Record
Raw SOA
ns91.worldnic.com namehost.worldnic.com 126022012 10800 3600 604800 3600
Primary NS (mname)
ns91.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126022012
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns91.worldnic.com
ns92.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf1.emailsecurity.app include:spf.protection.outlook.com include:_spf.intacct.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=50; adkim=r; aspf=s; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- d99n9dh5ks91mnkv13kcnlon5p
- MS=ms15106319
- intacct-esk=AC158BCBBDE43E18E0539A220D0A3861
- SPFv=spf1 include:spf1.emailsecurity.app include:spf.protection.outlook.com include:_spf.intacct.com -all
- apple-domain-verification=YPnvWVhzssqoHA4O4xX7CzftP0jRJgPE6P3r0EYuQbc
Full email verification for hppres.org
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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