Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sakaiyameiban.co.jp
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 14:53:38 UTC · ↺ Refresh
MX Hostnames
- mail.sakaiyameiban.co.jp
MX Priorities
- mail.sakaiyameiban.co.jp: 10
A / AAAA Records
- 140.227.247.218 ↩ www.sakaiyameiban.co.jp
Mail Server IPs
- 157.120.11.172 ↩ mail.v3700-172.mailsecure.jp
SOA Record
Raw SOA
asns1.customer.ne.jp dns.sphere.ad.jp 2007122646 3600 1800 3600000 3600
Primary NS (mname)
asns1.customer.ne.jp
Admin Email (rname)
dns@sphere.ad.jp
Serial
2007122646
Refresh
3600s
Retry
1800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
asns2.customer.ne.jp
asns1.customer.ne.jp
SPF Record
✓ Soft Fail (~all)
v=spf1 +ip4:157.120.11.172/32 +ip4:140.227.247.218/32 +ip4:140.227.246.2/32 include:fmx.etius.jp ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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 +ip4:157.120.11.172/32 +ip4:140.227.247.218/32 +ip4:140.227.246.2/32 include:fmx.etius.jp ~all
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