Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
komatsuna.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 04:43:03 UTC · ↺ Refresh
MX Hostnames
- komatsuna-com.mail.protection.outlook.com
MX Priorities
- komatsuna-com.mail.protection.outlook.com: 10
A / AAAA Records
- 204.2.252.203 (no PTR)
Mail Server IPs
- 52.101.157.11 ↩ mail-os0p286cu01203.inbound.protection.outlook.com
- 52.101.124.0 ↩ mail-tycp286cu02600.inbound.protection.outlook.com
- 52.101.124.5 ↩ mail-tyvp286cu00305.inbound.protection.outlook.com
- 52.101.157.10 ↩ mail-os0p286cu01302.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::3 ↩ mail-tyvp286cu00203.inbound.protection.outlook.com
- 2a01:111:f403:cc1f::1 ↩ mail-os0p286cu01201.inbound.protection.outlook.com
- 2a01:111:f403:cc24:: ↩ mail-os0p286cu01300.inbound.protection.outlook.com
- 2a01:111:f403:cc1f:: ↩ mail-os9p286cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-03.azure-dns.com hostmaster.komatsu-na.com 151 900 600 86400 3600
Primary NS (mname)
ns1-03.azure-dns.com
Admin Email (rname)
hostmaster@komatsu-na.com
Serial
151
Refresh
900s
Retry
600s
Expire
86400s
Minimum TTL
3600s
Nameservers (NS)
ns1-03.azure-dns.com
ns2-03.azure-dns.net
ns3-03.azure-dns.org
ns4-03.azure-dns.info
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:216.37.13.224 ip4:149.72.95.122 ip4:135.84.80.0/24 ip4:117.20.43.11/32 Include:smtp-gl.nagm.spf.global.komatsu include:spf.zoho.com include:spf.protection.outlook.com include:spf.power365.quest.com include:spf.mandrillapp.com include:%{d}-%{l}.nagm.spf.global.komatsu ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1:d:s; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],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
6 records- asv=6316e4552d22dc9504f1ea8e05e8e5c2
- MS=ms23964723
- T3PJ78iZXMCypgqrB8j+ZdEFkjWanZ0J2MYQ1Qq7FCXbVaU+fcFKJc3VsppnDFbRNUmBehCwzi0Wof1dGoBcKQ==
- knowbe4-site-verification=14d3d3cac2ba8098afe80876359a53c3
- SPFv=spf1 ip4:216.37.13.224 ip4:149.72.95.122 ip4:135.84.80.0/24 ip4:117.20.43.11/32 Include:smtp-gl.nagm.spf.global.komatsu include:spf.zoho.com include:spf.protection.outlook.com include:spf.power365.quest.com include:spf.mandrillapp.com include:%{d}-%{l}.nagm.spf.global.komatsu ~all
- MS=ms36976309
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