Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
aack.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 04:49:15 UTC · ↺ Refresh
MX Hostnames
- aack-org.mail.protection.outlook.com
MX Priorities
- aack-org.mail.protection.outlook.com: 0
A / AAAA Records
- 54.183.102.22 ↩ ec2-54-183-102-22.us-west-1.compute.amazonaws.com
Mail Server IPs
- 52.101.9.17 (no PTR)
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
ns73.worldnic.com namehost.worldnic.com 124082017 10800 3600 604800 3600
Primary NS (mname)
ns73.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
124082017
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns74.worldnic.com
ns73.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:24.225.0.3 ip4:24.225.23.71 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]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
5 records- google-site-verification=TL5Jjp5NcfRnpAc7gxhiwAXE1mIQSiVVHvfGye04U94
- MS=ms47782027
- 14k41hfv6o0bh3e71o426ricl8
- SPFv=spf1 ip4:24.225.0.3 ip4:24.225.23.71 include:spf.protection.outlook.com -all
- wpe-verification=aackcopy
Full email verification for aack.org
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