Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kotra.or.kr
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 06:38:02 UTC · ↺ Refresh
MX Hostnames
- kcmail.kotra.or.kr
- spam.kotra.or.kr
MX Priorities
- kcmail.kotra.or.kr: 10
- spam.kotra.or.kr: 5
A / AAAA Records
- 27.101.224.93 (no PTR)
Mail Server IPs
- 27.101.224.92 ↩ kcmail.kotra.or.kr
- 210.223.88.8 ↩ spam.kotra.or.kr
SOA Record
Raw SOA
ns.kotra.or.kr root.kotra.or.kr 2026031601 600 1800 1209600 43200
Primary NS (mname)
ns.kotra.or.kr
Admin Email (rname)
root@kotra.or.kr
Serial
2026031601
Refresh
600s
Retry
1800s
Expire
1209600s
Minimum TTL
43200s
Nameservers (NS)
ns2.kotra.or.kr
ns3.kotra.or.kr
ns.kotra.or.kr
SPF Record
✓ Strict (-all)
v=spf1 ip4:210.223.88.8 ip4:210.223.88.10 ip4:210.223.88.11 ip4:210.223.88.35 ip4:210.223.88.14 ip4:27.101.224.92 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; 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- google-gws-recovery-domain-verification=64809552
- SPFv=spf1 ip4:210.223.88.8 ip4:210.223.88.10 ip4:210.223.88.11 ip4:210.223.88.35 ip4:210.223.88.14 ip4:27.101.224.92 -all
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