Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lifespan.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 10:27:28 UTC · ↺ Refresh
MX Hostnames
- lifespan-org.mail.protection.outlook.com
MX Priorities
- lifespan-org.mail.protection.outlook.com: 0
A / AAAA Records
- 52.6.18.165 ↩ ec2-52-6-18-165.compute-1.amazonaws.com
- 2606:4700::6812:507 (no PTR)
- 2606:4700::6812:407
Mail Server IPs
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.p04.nsone.net hostmaster.nsone.net 1645103315 900 600 86400 900
Primary NS (mname)
dns1.p04.nsone.net
Admin Email (rname)
hostmaster@nsone.net
Serial
1645103315
Refresh
900s
Retry
600s
Expire
86400s
Minimum TTL
900s
Nameservers (NS)
dns3.p04.nsone.net
dns4.p04.nsone.net
dns1.p04.nsone.net
dns2.p04.nsone.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; 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
s1._domainkey
s2._domainkey
✓ Public key: 392 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
8 records- _ea2bnqbwjsvebh666wc4kuxh121v32a
- _58t1adov8k4tse3t04y0vj3gcgsz9dg
- SPFv=spf1 include:spf.protection.outlook.com -all
- DMARCv=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
- facebook-domain-verification=bvis6cje85146jju9lraiydbx6h4jd
- google-site-verification=__ERSix3JcZU6nvHYywJhdf4-amiVArOtB51U6HhwWY
- docusign=0768ba4f-6e51-4dbe-bfa7-2fc007f5631a
- google-gws-recovery-domain-verification=48049641
Full email verification for lifespan.org
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