Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nfsi.jp
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 10:01:04 UTC · ↺ Refresh
MX Hostnames
- mx-1.aams6.jp
- mx-0.aams6.jp
- mx.aams6.jp
MX Priorities
- mx.aams6.jp: 10
- mx-1.aams6.jp: 20
- mx-0.aams6.jp: 20
A / AAAA Records
- 180.55.189.114 ↩ 180-55-189-114-revip-jp7-default.189.55.180.in-addr.arpa
Mail Server IPs
- 101.102.238.129 ↩ mx.aams6.jp
- 101.102.238.131 ↩ mx-1.aams6.jp
- 101.102.238.130 ↩ mx-0.aams6.jp
SOA Record
Raw SOA
name.technowave.ad.jp bind-admin.technowave.ad.jp 2015090304 10800 3600 604800 1200
Primary NS (mname)
name.technowave.ad.jp
Admin Email (rname)
bind-admin@technowave.ad.jp
Serial
2015090304
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
1200s
Nameservers (NS)
name.technowave.ad.jp
ns.technowave.ne.jp
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.aams6.jp a ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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.aams6.jp a ~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 nfsi.jp
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits