steelers.co.kr

Valid Email Server
Domain Lookup › steelers.co.kr

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
steelers.co.kr
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-21 06:49:26 UTC · ↺ Refresh

MX Hostnames

  • antispam.posco.net

MX Priorities

  • antispam.posco.net: 10

A / AAAA Records

  • 175.123.254.226 (no PTR)

Mail Server IPs

  • 116.123.216.77 ↩ antispam.posco.net

SOA Record

Raw SOA steelers.co.kr postmaster.steelers.co.kr 20170331 10800 3600 3600000 43200
Primary NS (mname)
steelers.co.kr
Admin Email (rname)
postmaster@steelers.co.kr
Serial
20170331
Refresh
10800s
Retry
3600s
Expire
3600000s
Minimum TTL
43200s

Nameservers (NS)

ns2.cafe24.co.kr
ns1.cafe24.com
ns2.cafe24.com
ns1.cafe24.co.kr

SPF Record

✓ Soft Fail (~all)
v=spf1 mx include:mailplug.com ip4:1.209.183.52 ip4:1.209.183.53 ip4:61.78.34.245 ip4:116.123.216.76 ip4:116.123.216.87 ip4:116.123.216.103 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 mx include:mailplug.com ip4:1.209.183.52 ip4:1.209.183.53 ip4:61.78.34.245 ip4:116.123.216.76 ip4:116.123.216.87 ip4:116.123.216.103 ~all
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