Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
keystonehealth.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 06:51:36 UTC · ↺ Refresh
MX Hostnames
- keystonehealth-org.mail.protection.outlook.com
MX Priorities
- keystonehealth-org.mail.protection.outlook.com: 0
A / AAAA Records
- 134.209.33.69 (no PTR)
Mail Server IPs
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns05.domaincontrol.com dns.jomax.net 2026031700 28800 7200 604800 600
Primary NS (mname)
ns05.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031700
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns05.domaincontrol.com
ns06.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 +ip4:216.12.49.50 include:spf.protection.outlook.com include:spf-001bc502.pphosted.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=s
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
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- MS=ms96406222
- Ruz2xpwJErQkMxbCFbrijMMlHus95wdEbHvcyZXbUuaROfnpl6T3qF1O4Gt7eu1wyHNEx0VGL6JTP9I/AWhlQg==
- MS=B23F80DC8068BCCA8F6168D224030666B28B23A2
- SPFv=spf1 +ip4:216.12.49.50 include:spf.protection.outlook.com include:spf-001bc502.pphosted.com -all
- apple-domain-verification=u5s5YCUZ1CgcOgHl
- solutionreach-domain-verification=g5JzHTkDjdtep6WDJb0qdLtyuUcLmf
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