Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
imasen.co.jp
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 10:34:14 UTC · ↺ Refresh
MX Hostnames
- mgp.cybermail.jp
MX Priorities
- mgp.cybermail.jp: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 133.186.38.32 ↩ mgp.cybermail.jp
SOA Record
Raw SOA
asns1.customer.ne.jp densanka_imasen.imasen.co.jp 1742811296 3600 1800 3628800 3600
Primary NS (mname)
asns1.customer.ne.jp
Admin Email (rname)
densanka_imasen@imasen.co.jp
Serial
1742811296
Refresh
3600s
Retry
1800s
Expire
3628800s
Minimum TTL
3600s
Nameservers (NS)
asns1.customer.ne.jp
asns2.customer.ne.jp
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spfcm.cybermail.jp ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
2 records- MS=ms50796906
- SPFv=spf1 include:spfcm.cybermail.jp ~all
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