Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sfasemicon.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 04:57:24 UTC · ↺ Refresh
MX Hostnames
- spam.sfasemicon.com
MX Priorities
- spam.sfasemicon.com: 0
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 61.81.122.200 ↩ spam.sfa.co.kr
SOA Record
Raw SOA
ns1.uhost.co.kr ts.inames.co.kr 2017050110 28800 14400 604800 86400
Primary NS (mname)
ns1.uhost.co.kr
Admin Email (rname)
ts@inames.co.kr
Serial
2017050110
Refresh
28800s
Retry
14400s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.uhost.co.kr
ns2.uhost.co.kr
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:61.81.122.133 ip4:61.81.122.143 ip4:61.81.122.200 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
3 records- SPFv=spf1 ip4:61.81.122.133 ip4:61.81.122.143 ip4:61.81.122.200 include:spf.protection.outlook.com ~all
- MS=ms50904900
- MS=EDEDB6FD1CF9221E55EB88D6B445EA2021D30C43
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