Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nga.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 23:28:24 UTC · ↺ Refresh
MX Hostnames
- nga-org.mail.protection.outlook.com
MX Priorities
- nga-org.mail.protection.outlook.com: 10
A / AAAA Records
- 35.222.161.56 ↩ 56.161.222.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
nga-dns01 adminitrator.nga.org 899940153 900 600 86400 300
Primary NS (mname)
nga-dns01
Admin Email (rname)
adminitrator@nga.org
Serial
899940153
Refresh
900s
Retry
600s
Expire
86400s
Minimum TTL
300s
Nameservers (NS)
auth1.dns.cogentco.com
ns2.nga.org
auth2.dns.cogentco.com
ns1.nga.org
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:66.28.221.143 include:spf.protection.outlook.com include:icpbounce.com ip4:35.222.161.56 a:dispatch-us.ppe-hosted.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=s; aspf=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
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
3 records- MS=ms22634256
- SPFv=spf1 ip4:66.28.221.143 include:spf.protection.outlook.com include:icpbounce.com ip4:35.222.161.56 a:dispatch-us.ppe-hosted.com include:_spf.psm.knowbe4.com ~all
- ppe-af25a4016a80ef683da5
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