ktc.re.kr - robtex.com
ktc.re.kr
re.kr
| DNSSEC | ⚠️ Not signed | ||||||
| NS | g.dns.kr ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | c.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | d.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | e.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | f.dns.kr ⚠️ Not in parent delegation | ||||||
| SOA | g.dns.krdomain-manager@nic.or.kr serial=2608110506 | ||||||
rank #4 in the tld
re.kr
re.kris a second-level domain under South Korea's.krcountry-code TLD, designated for research institutes and organizations. It is managed under the Korean domain naming hierarchy overseen by the Korea Internet & Security Agency (KISA).
Key facts
- Owner / operator: Korea Internet & Security Agency (KISA) — registry for
.krand its subdomains - TLD:
.kr— South Korea (ccTLD), used here as there.krsecond-level category - Primary purpose: Namespace for research institutes and research-related organizations in South Korea
- Status: active
Subdomains
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NSnis.dacom.co.kr2015-08-11 → 2026-08-11 · 5 obs
● 2026-03-26 11:13:14
○ 2026-03-30 13:07:58
● 2026-04-02 06:14:24
● 2026-08-11 14:19:26
●NSns1.lguplus.com2026-03-26 → 2026-08-11 · 3 obs
● 2026-03-26 11:13:14
● 2026-08-11 14:19:26
●NSns2.dacom.co.kr2015-08-11 → 2026-08-11 · 8 obs
● 2026-03-26 11:13:14
○ 2026-03-30 13:07:58
● 2026-04-02 06:14:24
● 2026-04-13 14:00:52
○ 2026-04-22 09:07:38
● 2026-04-24 02:09:14
● 2026-08-11 14:19:26
●NSns2.lguplus.com2026-03-26 → 2026-08-11 · 3 obs
● 2026-03-26 11:13:14
● 2026-08-11 14:19:26
●MXgw-spam.mailwood.com2026-03-26 → 2026-08-11 · 5 obs
● 2026-03-26 11:13:14
○ 2026-03-30 13:07:58
● 2026-04-02 06:14:24
● 2026-08-11 14:19:26
○MXsfilter.ktc.re.kr2015-08-11 → 2018-10-14 · 4 obs
● 2018-10-14 13:21:24
○ 2026-03-26 11:13:14
○ 2026-08-11 14:19:26
●A211.110.44.152018-01-19 → 2026-08-11 · 6 obs
● 2018-01-19 12:16:30
● 2026-03-26 11:13:14
○ 2026-03-30 13:07:58
● 2026-04-02 06:14:24
● 2026-08-11 14:19:26
○A218.159.92.1462015-08-11 → 2017-10-13 · 4 obs
● 2017-10-13 12:50:36
○ 2018-01-19 12:16:30
○ 2026-08-11 14:19:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | c.dns.kr, e.dns.kr, d.dns.kr, g.dns.kr... | - |
| ktc.re.kr | ns1.lguplus.com, ns2.lguplus.com | - |
✅ Authoritative Response
Server:203.248.240.31
NS records: ns1.lguplus.com, ns2.lguplus.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ktc.re.kr (unsigned zone)
⏱️ Timing
Total: 1564ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.110.44.15 |
| NS | 2 | nis.dacom.co.kr, ns2.dacom.co.kr |
| MX | 1 | gw-spam.mailwood.com (pri: 10) |
| TXT | 2 | google-site-verification=SvpovKCFHwODorJ, v=spf1 include:spf.onnet21.com ~all |
| SOA | 1 | nis.dacom.co.kr dnsmaster.bora.net |
Analysis
Hierarchy
sfilter.ktc.re.kr, www.ktc.re.kr, mail.ktc.re.kr, gw.ktc.re.kr and webmail.ktc.re.kr each fall under the parent domain ktc.re.kr.
IP Addresses
ktc.re.kr resolves to one IP address: 211.110.44.15.
Name Servers
The authoritative name servers for ktc.re.kr are ns1.lguplus.com, ns2.lguplus.com, nis.dacom.co.kr and ns2.dacom.co.kr.
ktc.re.kr partially shares its NS delegation with several other domains, including 202.96.210.in-addr.arpa, dacom.co.kr, 33.169.211.in-addr.arpa and two others.
The name servers ns1.lgdacom.net, ns2.lgdacom.net, ns1.kidc.net and ns1.dacom.co.kr are often found in use alongside these name servers.
Host names ns1.lguplus.com, ns2.lguplus.com, nis.dacom.co.kr and ns2.dacom.co.kr each have one IP address. Notably, ns1.lguplus.com and nis.dacom.co.kr resolve to the same address 164.124.101.31, and ns2.lguplus.com and ns2.dacom.co.kr resolve to the same address 203.248.240.31.
Host names pointing to 164.124.101.31 IP addresses: ns1.lguplus.com and nis.dacom.co.kr.
Host names pointing to 203.248.240.31 IP addresses: ns2.lguplus.com and ns2.dacom.co.kr.
Mail Servers
Mail for ktc.re.kr is handled by a single mail server, gw-spam.mailwood.com.
ktc.re.kr uses an identical mail server configuration to several other domains — among them insanga.co.kr, glbc.onnet21.com, hwajunglnt.com and two more.
ktc.re.kr has at least partial mail server overlap with other domains such as k-pops.com, skiresort.or.kr, s2.co.kr and two more.
gw-spam.mailwood.com has exactly one IP number: 118.128.208.153.