ltskorea.co.kr - robtex.com

ltskorea.co.kr

DNSSEC⚠️ Not signed
A118.218.136.76🇰🇷 SKB-NET118.218.0.0/16 SK Broadband
NSltskorea.co.kr ⭐
A118.218.136.76🇰🇷 SKB-NET118.218.0.0/16 SK Broadband
NSns1.ltskorea.co.kr
A118.218.136.76🇰🇷 SKB-NET118.218.0.0/16 SK Broadband
NSns2.ltskorea.co.kr ⚠️ Not in parent delegation
A118.218.136.76🇰🇷 SKB-NET118.218.0.0/16 SK Broadband
MXmx1.daouoffice.com ⭐
A35.216.20.220🇰🇷 Google35.216.0.0/17
PTRprod-dose-smtp-3.daouoffice.com
A35.216.41.104🇰🇷 Google35.216.0.0/17
PTRprod-dose-smtp-2.daouoffice.com
A35.216.61.236🇰🇷 Google35.216.0.0/17
PTRprod-dose-smtp-1.daouoffice.com
MXmx2.daouoffice.com(10)
A35.216.20.220🇰🇷 Google35.216.0.0/17
PTRprod-dose-smtp-3.daouoffice.com
A35.216.41.104🇰🇷 Google35.216.0.0/17
PTRprod-dose-smtp-2.daouoffice.com
A35.216.61.236🇰🇷 Google35.216.0.0/17
PTRprod-dose-smtp-1.daouoffice.com
TXTv=spf1 ip4:218.155.123.148 include:_spf.daouoffice.com ~all
SOAltskorea.co.krroot@ltskorea.co.kr 2025-10-14 #7

co.kr

DNSSEC⚠️ Not signed
NSg.dns.kr ⭐ ⚠️ Not in parent delegation
NSb.dns.kr ⚠️ Not in parent delegation
NSc.dns.kr ⚠️ Not in parent delegation
NSd.dns.kr ⚠️ Not in parent delegation
NSe.dns.kr ⚠️ Not in parent delegation
NSf.dns.kr ⚠️ Not in parent delegation
SOAg.dns.krdomain-manager@nic.or.kr serial=2604131045
WOT: UNKNOWN (62/100)

NS for

ltskorea.co.kr

Same first word

ltskorea.co.kr

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DNS History

9 records (6 active, 3 former)

201820192020202120222023202420252026NSltskorea.co.krns1.ltskorea.co.krns2.ltskorea.co.krMXmx1.daouoffice.commx2.daouoffice.comkr1-aspmx1.worksmobile.comkr1-aspmx2.worksmobile.comA118.218.136.76180.210.34.50
●NSltskorea.co.kr2026-04-08 → 2026-04-13 · 3 obs
○ 2017-10-05 08:27:12
● 2026-04-08 06:47:22
● 2026-04-13 17:08:58
●NSns1.ltskorea.co.kr2017-10-05 → 2026-04-13 · 2 obs
● 2017-10-05 08:27:12
● 2026-04-13 17:08:58
●NSns2.ltskorea.co.kr2017-10-05 → 2026-04-13 · 2 obs
● 2017-10-05 08:27:12
● 2026-04-13 17:08:58
○MXkr1-aspmx1.worksmobile.com2017-10-05 → 2017-10-05 · 3 obs
● 2017-10-05 08:27:12
○ 2026-04-08 06:47:22
○ 2026-04-13 17:08:58
○MXkr1-aspmx2.worksmobile.com2017-10-05 → 2017-10-05 · 3 obs
● 2017-10-05 08:27:12
○ 2026-04-08 06:47:22
○ 2026-04-13 17:08:58
●MXmx1.daouoffice.com2026-04-08 → 2026-04-13 · 3 obs
○ 2017-10-05 08:27:12
● 2026-04-08 06:47:22
● 2026-04-13 17:08:58
●MXmx2.daouoffice.com2026-04-08 → 2026-04-13 · 3 obs
○ 2017-10-05 08:27:12
● 2026-04-08 06:47:22
● 2026-04-13 17:08:58
●A118.218.136.762026-04-08 → 2026-04-13 · 3 obs
○ 2017-10-05 08:27:12
● 2026-04-08 06:47:22
● 2026-04-13 17:08:58
○A180.210.34.502017-10-05 → 2017-10-05 · 3 obs
● 2017-10-05 08:27:12
○ 2026-04-08 06:47:22
○ 2026-04-13 17:08:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
krb.dns.kr, f.dns.kr, c.dns.kr, e.dns.kr...10 records
ltskorea.co.krns1.ltskorea.co.kr1 record

✅ Authoritative Response

Server:118.218.136.76

NS records: ns1.ltskorea.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ltskorea.co.kr (unsigned zone)

⏱️ Timing

Total: 1220ms | Queries: -

📄 Records

TypeCountSample Data
A1118.218.136.76
NS2ns2.ltskorea.co.kr, ns1.ltskorea.co.kr
MX2mx2.daouoffice.com (pri: 10), mx1.daouoffice.com (pri: 5)
TXT1v=spf1 ip4:218.155.123.148 include:_spf.
SOA1ltskorea.co.kr root.ltskorea.co.kr

📌 Glue Records Collected

Total: 11

In-bailiwick: 11 (g.dns.kr, f.dns.kr, e.dns.kr...)

Analysis

Name Server Role

ltskorea.co.kr serves as a name server for ltskorea.co.kr.

ns2.ltskorea.co.kr and ns1.ltskorea.co.kr are commonly used as name servers together with ltskorea.co.kr.

IP Addresses

ltskorea.co.kr maps to IP address 118.218.136.76.

Name Servers

ltskorea.co.kr is delegated to three name servers: ltskorea.co.kr, ns1.ltskorea.co.kr and ns2.ltskorea.co.kr.

Host names with a single IP number:

ltskorea.co.kr points to: 118.218.136.76.

ns1.ltskorea.co.kr points to: 118.218.136.76.

ns2.ltskorea.co.kr points to: 118.218.136.76.

Host names pointing to 118.218.136.76: ltskorea.co.kr, ns1.ltskorea.co.kr and ns2.ltskorea.co.kr.

Mail Servers

Two mail servers handle ltskorea.co.kr: mx1.daouoffice.com and mx2.daouoffice.com.

ltskorea.co.kr shares the same mail server setup as other domains, including mssystems.co.kr, baremspace.co.kr, mccoi.net, appgrider.com and hoteltheone.com.

ltskorea.co.kr shares mail servers with other domains at least in part, for instance koreanfriends.co.kr, heisclean.com, zebraam.com, sg-family.com and egemco.com.

These mail servers are commonly used together with aspmx.daum.net and alt.aspmx.daum.net.

Host names with three IP numbers

mx1.daouoffice.com points to: 35.216.20.220, 35.216.41.104 and 35.216.61.236

mx2.daouoffice.com points to: 35.216.20.220, 35.216.41.104 and 35.216.61.236

Note that mx1.daouoffice.com and mx2.daouoffice.com both point to the same three IPs: 35.216.20.220, 35.216.41.104 and 35.216.61.236

Names pointing to 35.216.20.220: mx1.daouoffice.com and mx2.daouoffice.com

Names pointing to 35.216.41.104: mx1.daouoffice.com and mx2.daouoffice.com

Names pointing to 35.216.61.236: mx1.daouoffice.com and mx2.daouoffice.com