Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
historymaker.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 03:08:01 UTC · ↺ Refresh
MX Hostnames
- historymaker-com.mail.protection.outlook.com
MX Priorities
- historymaker-com.mail.protection.outlook.com: 10
A / AAAA Records
- 104.26.13.90 (no PTR)
- 172.67.73.248 (no PTR)
- 104.26.12.90
- 2606:4700:20::681a:d5a
- 2606:4700:20::681a:c5a
- 2606:4700:20::ac43:49f8
Mail Server IPs
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
grannbo.ns.cloudflare.com dns.cloudflare.com 2397953483 10000 2400 604800 1800
Primary NS (mname)
grannbo.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397953483
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
hugh.ns.cloudflare.com
grannbo.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:204.75.13.0/24 ip4:40.84.235.81 ip4:76.227.222.185 include:spf.protection.outlook.com include:_spf-us.ppe-hosted.com include:amazonses.com include:docusign.net include:teamworkdesk.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; aspf=r; adkim=r; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
8 records- 00D3h000002oqVy=1TBTS00000000jB
- MS=ms52618357
- apple-domain-verification=QpR9g1wEJWg5AD7r
- cfkPal04iZGIjs/nLr7ZmSDHBFDYcaoeSf3u3fZ2Q2NfyWxXqCJ4R5pWycl9JeLo3GbbnXEo+jHXocUXJef/JA==
- docusign=c364968a-9893-4c24-b332-9ed6ddb3e498
- openai-domain-verification=dv-FM2yHky0FQ0cv1Kpb7q3INEj
- openai-domain-verification=dv-oIrXFi6wPEBMuxL8i0woMsJv
- SPFv=spf1 ip4:204.75.13.0/24 ip4:40.84.235.81 ip4:76.227.222.185 include:spf.protection.outlook.com include:_spf-us.ppe-hosted.com include:amazonses.com include:docusign.net include:teamworkdesk.com -all
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