tokyo-keiki.co.jp

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
tokyo-keiki.co.jp
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-07-18 03:53:28 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • ns1.tokyo-keiki.co.jp
  • ns2.tokyo-keiki.co.jp

MX Priorities

  • ns2.tokyo-keiki.co.jp: 50
  • ns1.tokyo-keiki.co.jp: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 133.225.214.132 ↩ ns2.tokyo-keiki.co.jp
  • 133.225.214.131 ↩ ns1.tokyo-keiki.co.jp

SOA Record

Raw SOA ns1.tokyo-keiki.co.jp tis-support.tokyo-keiki.co.jp 2025090301 10800 1800 2592000 86400
Primary NS (mname)
ns1.tokyo-keiki.co.jp
Admin Email (rname)
tis-support@tokyo-keiki.co.jp
Serial
2025090301
Refresh
10800s
Retry
1800s
Expire
2592000s
Minimum TTL
86400s

Nameservers (NS)

ns009-idrdj91qkl7hai1c.i.d-53.net
ns009-idrdj91qkl7hai1c.i.d-53.info
ns1.tokyo-keiki.co.jp
ns2.tokyo-keiki.co.jp
ns009-idrdj91qkl7hai1c.i.d-53.jp

SPF Record

✓ Soft Fail (~all)
v=spf1 mx include:_spf.ir-navi.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

1 record
  • SPFv=spf1 mx include:_spf.ir-navi.jp ~all
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for tokyo-keiki.co.jp

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits