pop21.odn.ne.jp

Valid Email Server
Domain Lookup › pop21.odn.ne.jp
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
pop21.odn.ne.jp
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 21:18:04 UTC · ↺ Refresh

MX Hostnames

  • mx.odn.ne.jp

MX Priorities

  • mx.odn.ne.jp: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 143.90.14.133 ↩ mx.odn.ne.jp

SOA Record

No SOA record found.

Nameservers (NS)

No nameservers found.

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:143.90.14.0/24 ip4:143.90.15.0/24 ip4:210.134.90.0/26 ip4:210.134.90.64/26 ip4:143.90.65.128/27 ip4:143.90.65.160/27 ~all
📊 DNS lookups: 0/10
~ 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
  • google-site-verification=MDGKNsETmCy34mdEFia9K29_mqgiC3xmeYahtYaPlzo
  • SPFv=spf1 ip4:143.90.14.0/24 ip4:143.90.15.0/24 ip4:210.134.90.0/26 ip4:210.134.90.64/26 ip4:143.90.65.128/27 ip4:143.90.65.160/27 ~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
See demo & docs
Deep verification
Full email verification for pop21.odn.ne.jp

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

No credit card required
Get 1,000 Free Credits