Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
yahoo.co.kr
Yes
✓ Yes
Yahoo
No
Yes
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 01:19:07 UTC · ↺ Refresh
MX Hostnames
- mx-apac.mail.gm0.yahoodns.net
MX Priorities
- mx-apac.mail.gm0.yahoodns.net: 1
A / AAAA Records
- 76.223.84.192 ↩ a7de0457831fd11f7.awsglobalaccelerator.com
- 13.248.158.7 ↩ a7de0457831fd11f7.awsglobalaccelerator.com
Mail Server IPs
- 106.10.248.74 ↩ mtaproxy2.free.mail.vip.sg3.yahoo.com
- 106.10.248.73 ↩ mtaproxy1.free.mail.vip.sg3.yahoo.com
SOA Record
Raw SOA
hidden-master.yahoo.com kr-op.kr.yahoo-inc.com 2026020601 1800 900 604800 600
Primary NS (mname)
hidden-master.yahoo.com
Admin Email (rname)
kr-op@kr.yahoo-inc.com
Serial
2026020601
Refresh
1800s
Retry
900s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1.yahoo.com
ns5.yahoo.com
ns4.yahoo.com
ns2.yahoo.com
ns3.yahoo.com
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=_spf.mail.yahoo.com
📊 DNS lookups: 1/10
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 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- af5d52c66a6f497b8c557072e7cfefac
- SPFv=spf1 redirect=_spf.mail.yahoo.com
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