Domain Overview
DNS: ✓ 6d ago
Checker: ✓ 6d ago
youngwan.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-26 15:52:02 UTC · ↺ Refresh
MX Hostnames
- gwmail.ktbizoffice.com
MX Priorities
- gwmail.ktbizoffice.com: 1
A / AAAA Records
- 175.45.195.94 (no PTR)
Mail Server IPs
- 211.62.105.162 ↩ gwsmtp2.ktbizoffice.com
- 211.62.105.164 ↩ gwspam4.ktbizoffice.com
- 211.62.105.163 ↩ gwspam3.ktbizoffice.com
SOA Record
Raw SOA
ns1-1.ns-ncloud.com ns1-2.ns-ncloud.com 13 21600 1800 1209600 300
Primary NS (mname)
ns1-1.ns-ncloud.com
Admin Email (rname)
ns1-2@ns-ncloud.com
Serial
13
Refresh
21600s
Retry
1800s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns1-2.ns-ncloud.com
ns1-1.ns-ncloud.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:gwspf.ktbizoffice.com include:email.ncloud.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; aspf=r; adkim=r; 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- SPFv=spf1 include:gwspf.ktbizoffice.com include:email.ncloud.com ~all
- mailer.domain.verification=0QFMJI1LPMHPuNyVKhFgMozKmAx7NW
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