ktr.or.kr

Valid Email Server
Domain Lookup › ktr.or.kr

Domain Overview

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

Checked via [email protected] · 2026-04-01 23:18:56 UTC · ↺ Refresh

MX Hostnames

  • spam.ktr.or.kr

MX Priorities

  • spam.ktr.or.kr: 10

A / AAAA Records

  • 210.97.19.20 (no PTR)

Mail Server IPs

  • 210.97.19.92 ↩ spam.ktr.or.kr

SOA Record

Raw SOA ns.ktr.or.kr bluebary.kotric.or.kr 1110770417 10800 3600 604800 3600
Primary NS (mname)
ns.ktr.or.kr
Admin Email (rname)
bluebary@kotric.or.kr
Serial
1110770417
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns.ktr.or.kr

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:210.97.19.92 ip4:210.97.19.22 ip4:210.97.19.6 ip4:210.97.19.33 ip4:210.97.19.20 ip4:218.36.126.204 ip4:117.52.172.114 ~all
📊 DNS lookups: 0/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✗ None detected

No 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

1 record
  • SPFv=spf1 ip4:210.97.19.92 ip4:210.97.19.22 ip4:210.97.19.6 ip4:210.97.19.33 ip4:210.97.19.20 ip4:218.36.126.204 ip4:117.52.172.114 ~all
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