mail.firstship.co.jp

Valid Email Server
Domain Lookup › mail.firstship.co.jp
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
mail.firstship.co.jp
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 15:27:00 UTC · ↺ Refresh

MX Hostnames

  • mx.securemx.jp

MX Priorities

  • mx.securemx.jp: 10

A / AAAA Records

  • 124.37.248.227 ↩ 124x37x248x227.ap124.ftth.ucom.ne.jp

Mail Server IPs

  • 210.130.202.93 ↩ mx114b.securemx.jp
  • 210.130.202.92 ↩ mx180b.securemx.jp
  • 210.130.202.96 ↩ mx114a.securemx.jp
  • 210.130.202.99 ↩ mx180a.securemx.jp

SOA Record

No SOA record found.

Nameservers (NS)

No nameservers found.

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.securemx.jp include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No 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

2 records
  • MS=ms27912411
  • SPFv=spf1 include:spf.securemx.jp include:spf.protection.outlook.com ~all
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