Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
na.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 12:38:42 UTC · ↺ Refresh
MX Hostnames
- na-com.mail.protection.outlook.com
MX Priorities
- na-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.192.47 (no PTR)
- 104.21.57.201 (no PTR)
- 2606:4700:3031::ac43:c02f (no PTR)
- 2606:4700:3030::6815:39c9 (no PTR)
Mail Server IPs
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
clark.ns.cloudflare.com dns.cloudflare.com 2399351609 10000 2400 604800 1800
Primary NS (mname)
clark.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399351609
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
nancy.ns.cloudflare.com
clark.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:amazonses.com ip4:50.171.189.226 ip4:207.59.90.230 include:spf.protection.outlook.com include:_spf.salesforce.com include:1617077.spf02.hubspotemail.net ip4:174.129.15.10 ip4:191.237.4.149 ip4:104.209.35.28 ip4:207.166.92.11 ip4:207.166.95.11 ip4:207.166.101.207 ip4:52.252.193.97 include:spf-westus.emailsignatures365.com -all
📊 DNS lookups: 5/10
✓ 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
6 records- knowbe4-site-verification=71c521125a15a080b639cee7cfa91f37
- SPFv=spf1 include:amazonses.com ip4:50.171.189.226 ip4:207.59.90.230 include:spf.protection.outlook.com include:_spf.salesforce.com include:1617077.spf02.hubspotemail.net ip4:174.129.15.10 ip4:191.237.4.149 ip4:104.209.35.28 ip4:207.166.92.11 ip4:207.166.95.11 ip4:207.166.101.207 ip4:52.252.193.97 include:spf-westus.emailsignatures365.com -all
- 5eksd7cgg8ipdnsk5262nlhvas
- 7o76s3jn60r9i14636pjr7um3p
- MS=ms82409249
- gtZC8NZwYPzJYFk0ePhB92PgZGQescMZPZ+6JBsskwohBg1/JMlT3hVBJaURoAjIFwtxEKo2pFrPdFgvEBi31w==
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