rail-mtb.com

Valid Email Server
Domain Lookup › rail-mtb.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rail-mtb.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 10:50:21 UTC · ↺ Refresh

MX Hostnames

  • mail25.heteml.jp

MX Priorities

  • mail25.heteml.jp: 50

A / AAAA Records

  • 157.7.44.226 ↩ users263.vip.heteml.jp

Mail Server IPs

  • 157.7.189.15 ↩ mail-proxy.heteml.jp

SOA Record

Raw SOA rail-mtb.com postmaster.rail-mtb.com 1737991017 3600 1800 604800 3600
Primary NS (mname)
rail-mtb.com
Admin Email (rname)
postmaster@rail-mtb.com
Serial
1737991017
Refresh
3600s
Retry
1800s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

dns02.muumuu-domain.com
dns01.muumuu-domain.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.heteml.jp include:_spf.heteml.jp ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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
  • google-site-verification=yJpljpVNaZSrpypIvW2ff8NSLtfJuKXHzMF15C8XAPQ
  • SPFv=spf1 include:_spf.heteml.jp include:_spf.heteml.jp ~all
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