0038.co.jp

Valid Email Server
Domain Lookup › 0038.co.jp

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
0038.co.jp
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-18 09:00:07 UTC · ↺ Refresh

MX Hostnames

  • dmail.kagoya.net

MX Priorities

  • dmail.kagoya.net: 10

A / AAAA Records

  • 27.133.134.20 ↩ 0038.co.jp

Mail Server IPs

  • 210.134.51.6 ↩ dmail01.kagoya.net
  • 210.134.51.7 ↩ dmail02.kagoya.net
  • 210.134.58.254 ↩ dmail04.kagoya.net
  • 210.134.58.253 ↩ dmail03.kagoya.net

SOA Record

Raw SOA master.dns.ne.jp tech.sakura.ad.jp 2026030401 3600 900 3600000 3600
Primary NS (mname)
master.dns.ne.jp
Admin Email (rname)
tech@sakura.ad.jp
Serial
2026030401
Refresh
3600s
Retry
900s
Expire
3600000s
Minimum TTL
3600s

Nameservers (NS)

ns1.dns.ne.jp
ns2.dns.ne.jp

SPF Record

✓ Soft Fail (~all)
v=spf1 +ip4:27.133.134.205 +a include:ec-mail.coreforthone.jp include:kagoya.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 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
  • DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDFUlNZvtGDlIGDRtzyRQydM9yRInD5YMx86QpgZ3v7pT+Mx4tGbjUxY41TXbsp7UH9hTREaKKGQKNM/B3FzcFVv4zafZ09lUaXcbSdtD70iXpgZ3v7pT+yH0OXEGXLZI5gG0ZwjK5ptgQ18d+pUP9s8xMkJnZlubTk9MLvQnv3ZBzoL9FHFDQIDAQAB
  • SPFv=spf1 +ip4:27.133.134.205 +a include:ec-mail.coreforthone.jp include:kagoya.net ~all
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