Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gphainc.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 14:23:06 UTC · ↺ Refresh
MX Hostnames
- gphainc-org.mail.protection.outlook.com
MX Priorities
- gphainc-org.mail.protection.outlook.com: 10
A / AAAA Records
- 34.145.137.229 ↩ 229.137.145.34.bc.googleusercontent.com
Mail Server IPs
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns5.worldnic.com namehost.worldnic.com 125112410 10800 3600 604800 3600
Primary NS (mname)
ns5.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125112410
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns5.worldnic.com
ns6.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:216.200.129.53 include:spf.protection.outlook.com include:luxsci.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
6 records- SPFv=spf1 ip4:216.200.129.53 include:spf.protection.outlook.com include:luxsci.com -all
- google-site-verification=e_p5QOJC31XZ46z98z40TOpnYtsD3BtTQcZJtX5kOsA
- MS=ms23450300
- apple-domain-verification=maNtSsolqLJBg47S
- stripe-verification=8E32078053AEF2B9ACB1F98FBF6EE9C084CE2AE13A3D7813E6091CB745725C19
- solarwinds-service0desk-verification=54f996364b39fcaac5e07e07c5485100
Full email verification for gphainc.org
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits