jhtcs.com - dns.ninja
jhtcs.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.hosting.co.kr ⭐ | ||||||
| A | 121.254.170.11🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| NS | ns2.hosting.co.kr | ||||||
| A | 43.201.141.93🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix | ||||||
| PTR | ec2-43-201-141-93.ap-northeast-2.compute.amazonaws.com | ||||||
| NS | ns3.hosting.co.kr | ||||||
| A | 121.254.170.12🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| NS | ns4.hosting.co.kr | ||||||
| A | 43.201.141.93🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix | ||||||
| PTR | ec2-43-201-141-93.ap-northeast-2.compute.amazonaws.com | ||||||
| MX | aspmx.daum.net ⭐ | ||||||
| A | 121.53.85.23🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao | ||||||
| MX | alt.aspmx.daum.net(20) | ||||||
| A | 121.53.85.23🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao | ||||||
| SOA | ns1.hosting.co.kradmin@jhtcs.com serial=14 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1780578394 | ||||||
Same first word
jhtcs.com |
Similar names
jchst.com |
tcsjh.com |
shtcj.com |
sjcth.com |
scjht.com.cn |
cshjt.com |
scthj.com |
chtsj.cn |
chjst.com |
jshct.cn |
cjsht.com |
sjtch.com.tw |
stjhc.ca |
jshtc.cn |
htjsc.com.vn |
shctj.com |
htjsc.com.cn |
jshtc.com |
sjtch.com |
shjtc.cn |
DNS History
7 records (6 active, 1 former)
●NSns1.hosting.co.kr2015-07-22 → 2026-06-04 · 2 obs
● 2026-06-04 13:19:38
●NSns2.hosting.co.kr2015-07-22 → 2026-06-04 · 2 obs
● 2026-06-04 13:19:38
●NSns3.hosting.co.kr2026-02-15 → 2026-06-04 · 3 obs
● 2026-02-15 03:53:50
● 2026-06-04 13:19:38
●NSns4.hosting.co.kr2026-02-15 → 2026-06-04 · 3 obs
● 2026-02-15 03:53:50
● 2026-06-04 13:19:38
●MXalt.aspmx.daum.net2015-07-22 → 2026-06-04 · 2 obs
● 2026-06-04 13:19:38
○A211.234.63.2322015-07-22 → 2026-02-15 · 4 obs
● 2026-02-15 03:53:50
○ 2026-05-12 04:38:08
○ 2026-06-04 13:19:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net... | - |
| jhtcs.com | ns2.hosting.co.kr, ns1.hosting.co.kr, ns3.hosting.co.kr, ns4.hosting.co.kr | - |
✅ Authoritative Response
Server:43.201.141.93
NS records: ns2.hosting.co.kr, ns1.hosting.co.kr, ns3.hosting.co.kr, ns4.hosting.co.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jhtcs.com (unsigned zone)
⏱️ Timing
Total: 2760ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns4.hosting.co.kr, ns3.hosting.co.kr... |
| MX | 2 | ASPMX.daum.net (pri: 10), ALT.ASPMX.daum.net (pri: 20) |
| SOA | 1 | ns1.hosting.co.kr admin.jhtcs.com |
Analysis
Name Servers
jhtcs.com is delegated to 4 name servers: ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr.
At least some of jhtcs.com's name servers are shared with other domains, for example topkorean.net, hnibr.re.kr, nongga.net and two more.
These name servers tend to be used in conjunction with the name servers dns1.maxion.co.kr.
Four hostnames each with a single A record: ns1.hosting.co.kr → 121.254.170.11, ns2.hosting.co.kr → 43.201.141.93, ns3.hosting.co.kr → 121.254.170.12, ns4.hosting.co.kr → 43.201.141.93. ns2.hosting.co.kr and ns4.hosting.co.kr both direct to 43.201.141.93.
ns2.hosting.co.kr and ns4.hosting.co.kr are host names that each point to 43.201.141.93 IP addresses.
Mail Servers
jhtcs.com uses two mail servers, aspmx.daum.net and alt.aspmx.daum.net.
The mail server setup of jhtcs.com matches that of other domains such as gayang.net, giph.or.kr, icsarang.or.kr and two others.
At least some of the mail servers used by jhtcs.com are shared with other domains: redstar.moe, kimbab1009.com, dimpchi.com and two others among them.
aspmx.daum.net and alt.aspmx.daum.net both resolve to the same single IP address: 121.53.85.23.
aspmx.daum.net and alt.aspmx.daum.net are host names that each point to 121.53.85.23 IP addresses.