nipponkodo.com

Valid Email Server
Domain Lookup › nipponkodo.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
nipponkodo.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-28 23:19:41 UTC · ↺ Refresh

MX Hostnames

  • mx-proxy502.heteml.jp
  • mx-proxy501.heteml.jp

MX Priorities

  • mx-proxy502.heteml.jp: 20
  • mx-proxy501.heteml.jp: 10

A / AAAA Records

  • 157.7.189.180 ↩ users216.vip.heteml.jp

Mail Server IPs

  • 157.7.189.18 (no PTR)
  • 157.7.189.17 (no PTR)

SOA Record

Raw SOA dns0.heteml.jp hostmaster.nipponkodo.com 1774738819 16384 2048 1048576 2560
Primary NS (mname)
dns0.heteml.jp
Admin Email (rname)
hostmaster@nipponkodo.com
Serial
1774738819
Refresh
16384s
Retry
2048s
Expire
1048576s
Minimum TTL
2560s

Nameservers (NS)

dns1.heteml.jp
dns0.heteml.jp

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.heteml.jp ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

1 record
  • SPFv=spf1 include:_spf.heteml.jp ~all
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