Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mitsui.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 03:30:07 UTC · ↺ Refresh
MX Hostnames
- mitsui-com.mail.protection.outlook.com
MX Priorities
- mitsui-com.mail.protection.outlook.com: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.157.40 ↩ mail-os9p286cu00100.inbound.protection.outlook.com
- 52.101.157.11 ↩ mail-os0p286cu01203.inbound.protection.outlook.com
- 52.101.124.5 ↩ mail-tyvp286cu00305.inbound.protection.outlook.com
- 52.101.124.1 ↩ mail-ty3p286cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns000.d-53.net dns-managers.iij.ad.jp 48 3600 600 604800 900
Primary NS (mname)
ns000.d-53.net
Admin Email (rname)
dns-managers@iij.ad.jp
Serial
48
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
ns018-uzfn5a4rqpo3mcsv.u.d-53.org
ns018-uzfn5a4rqpo3mcsv.u.d-53.info
ns018-uzfn5a4rqpo3mcsv.u.d-53.jp
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:crmstyle.com include:smp.ne.jp include:39612858.spf10.hubspotemail.net a:ns1.globalsign.com a:ns2.globalsign.com +ip4:114.31.82.131 -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected], mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → 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
22 records- ms-domain-verification=8c16f463-1ec2-49bd-b367-3ff1f0680d53
- SPFv=spf1 include:spf.protection.outlook.com include:crmstyle.com include:smp.ne.jp include:39612858.spf10.hubspotemail.net a:ns1.globalsign.com a:ns2.globalsign.com +ip4:114.31.82.131 -all
- dcvdvus6rcgkn2540o75hlqsjv
- 7skvsjibb3sev8psck2k5igufa
- ghjfleupsk6sjdds97uvvp7u3t
- ftd77mkg8vs21sp6lr87vgc6pt
- ltnbtskcg5gf54ffh6v6pnk0r7
- u8mufr58p8pru9lp4u2cm05u4n
- ds00n3fmhist04s857cecbnnuk
- MFC=8d55ad3e-f57a-4a39-88d1-45c114e5ed47
- docusign=531fbef4-754f-4919-aede-02a6d6313eed
- 1savghvcfosb3chil0hmg2phk9
- kbgnivq8ktbv3dv5kf6rd763c8
- 5gipbtcgs1rqkmshb1efr0l4ti
- knowbe4-site-verification=4e1dbb9883e81559f2398795191b3932
- docusign=b1639ab1-d772-45e0-bab8-d6971d773ad8
- t44lsasg40u0fj36kmls3dn705
- google-site-verification=nNJoi2t1W1pL6FN9m2YoMD4ZDn5R4YFLRDmyGUn6RF0
- cisco-ci-domain-verification=1956b925c544b5becc04a0ffc1ab4295b1215142fe67dcb0b4e2f4adb7f68ccd
- paloaltonetworks-site-verification=4dc8d44b432e8d62ba88649d61e9eeb2f243c318653bcef58f53fc9ae5fe8b2b
- ms-domain-verification=8cb958ec-14b2-4494-bfec-61a7613546a0
- gm9jfb0wzq0lfzycxm9rzkbs7522bpdq
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