Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
izu-marriott.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 11:55:08 UTC · ↺ Refresh
MX Hostnames
- mx.securemx.jp
MX Priorities
- mx.securemx.jp: 10
A / AAAA Records
- 119.245.183.144 ↩ izu-marriott.com
Mail Server IPs
- 210.130.202.99 ↩ mx180a.securemx.jp
- 210.130.202.96 ↩ mx114a.securemx.jp
- 210.130.202.93 ↩ mx114b.securemx.jp
- 210.130.202.92 ↩ mx180b.securemx.jp
SOA Record
Raw SOA
asns1.customer.ne.jp kondou-d.mt-hr.com 1482802832 3600 1800 3628800 3600
Primary NS (mname)
asns1.customer.ne.jp
Admin Email (rname)
kondou-d@mt-hr.com
Serial
1482802832
Refresh
3600s
Retry
1800s
Expire
3628800s
Minimum TTL
3600s
Nameservers (NS)
asns1.customer.ne.jp
asns2.customer.ne.jp
SPF Record
✓ Strict (-all)
v=spf1 include:spf.securemx.jp +ip4:124.146.216.130/32 +ip4:202.229.23.200/29 +ip4:119.245.189.179/32 +ip4:59.106.35.111 +ip4:59.106.61.93 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict 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.securemx.jp +ip4:124.146.216.130/32 +ip4:202.229.23.200/29 +ip4:119.245.189.179/32 +ip4:59.106.35.111 +ip4:59.106.61.93 -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 izu-marriott.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits