Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
chojo-hokugin.jp
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 01:40:39 UTC · ↺ Refresh
MX Hostnames
- fm1.nsk.ne.jp
MX Priorities
- fm1.nsk.ne.jp: 10
A / AAAA Records
- 219.99.208.110 ↩ vhost110.nsk.ne.jp
Mail Server IPs
- 219.99.208.172 ↩ fm1.nsk.ne.jp
SOA Record
Raw SOA
d-ns01.nsk.ne.jp support.nsk.ad.jp 2024012900 10800 1800 604800 86400
Primary NS (mname)
d-ns01.nsk.ne.jp
Admin Email (rname)
support@nsk.ad.jp
Serial
2024012900
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
d-ns02.nsk.ne.jp
d-ns01.nsk.ne.jp
SPF Record
✓ Soft Fail (~all)
v=spf1 +a:chojo-hokugin.jp include:rsvg.spf.nsk.ne.jp include:spf.haihaimail.jp ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=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
1 record- SPFv=spf1 +a:chojo-hokugin.jp include:rsvg.spf.nsk.ne.jp include:spf.haihaimail.jp ~all
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