Domain Overview
DNS: ✓ 1d ago
Checker: ✓ 1d ago
motech.co.jp
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-07-18 03:39:24 UTC · ↺ Refresh
MX Hostnames
- motech-co-jp.mail.protection.outlook.com
MX Priorities
- motech-co-jp.mail.protection.outlook.com: 10
A / AAAA Records
- 59.106.171.37 ↩ www2027.sakura.ne.jp
Mail Server IPs
- 52.101.157.40 ↩ mail-os9p286cu00100.inbound.protection.outlook.com
- 52.101.124.6 ↩ mail-tyvp286cu00206.inbound.protection.outlook.com
- 52.101.157.11 ↩ mail-os0p286cu01203.inbound.protection.outlook.com
- 52.101.124.0 ↩ mail-tycp286cu02600.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::1 ↩ mail-ty3p286cu00101.inbound.protection.outlook.com
- 2a01:111:f403:cc1f:: ↩ mail-os9p286cu00100.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::2 ↩ mail-tyvp286cu00302.inbound.protection.outlook.com
- 2a01:111:f403:cc1a:: ↩ mail-tycp286cu02600.inbound.protection.outlook.com
SOA Record
Raw SOA
skydns99.otsuka-office365.jp hostmaster.otsuka-office365.jp 2019122301 10800 3600 604800 1800
Primary NS (mname)
skydns99.otsuka-office365.jp
Admin Email (rname)
hostmaster@otsuka-office365.jp
Serial
2019122301
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
skydns13.otsuka-office365.jp
skydns12.otsuka-office365.jp
skydns11.otsuka-office365.jp
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.protection.outlook.com -all
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