Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
ymail.ne.jp
Yes
✓ Yes
Yahoo
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-27 21:07:09 UTC · ↺ Refresh
MX Hostnames
- zmx1.mail.yahoo.co.jp
MX Priorities
- zmx1.mail.yahoo.co.jp: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 183.79.221.207 ↩ zmtagwv2-2001.mail.vip.snz.ynwl.yahoo.co.jp
- 203.216.254.79 ↩ zmtagwv2-0001.mail.vip.otm.ynwl.yahoo.co.jp
SOA Record
Raw SOA
ymail.ne.jp postmaster.ymail.ne.jp 2506240000 1800 900 1209600 900
Primary NS (mname)
ymail.ne.jp
Admin Email (rname)
postmaster@ymail.ne.jp
Serial
2506240000
Refresh
1800s
Retry
900s
Expire
1209600s
Minimum TTL
900s
Nameservers (NS)
ns01.yahoo.co.jp
ns02.yahoo.co.jp
ns12.yahoo.co.jp
ns11.yahoo.co.jp
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=yahoo.co.jp
📊 DNS lookups: 1/10
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 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- google-site-verification=jnI9Covtre7bMO6qNQsUrWNxW1tgSoS4BLbosXgg4ys
- SPFv=spf1 redirect=yahoo.co.jp
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