cdt.kr - robtex.com
cdt.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 75.2.0.44🇺🇸 Amazon75.2.0.0/20 | ||||||
| PTR | ab791f743a3c6d593.awsglobalaccelerator.com | ||||||
| A | 99.83.248.72🇺🇸 Amazon99.83.240.0/20 | ||||||
| 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 | ||||||
| SOA | ns1.hosting.co.kradmin@cdt.kr serial=2 | ||||||
kr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | g.dns.kr ⭐ | ||||||
| NS | b.dns.kr | ||||||
| NS | c.dns.kr | ||||||
| NS | d.dns.kr | ||||||
| NS | e.dns.kr | ||||||
| NS | f.dns.kr | ||||||
| SOA | g.dns.krdomain-manager@nic.or.kr serial=2608140521 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.hosting.co.kr2026-08-05 → 2026-08-13 · 2 obs
● 2026-08-13 23:40:34
●NSns2.hosting.co.kr2026-08-05 → 2026-08-13 · 2 obs
● 2026-08-13 23:40:34
●NSns3.hosting.co.kr2026-08-05 → 2026-08-13 · 2 obs
● 2026-08-13 23:40:34
●NSns4.hosting.co.kr2026-08-05 → 2026-08-13 · 2 obs
● 2026-08-13 23:40:34
●A75.2.0.442026-08-05 → 2026-08-13 · 2 obs
● 2026-08-13 23:40:34
●A99.83.248.722026-08-05 → 2026-08-13 · 2 obs
● 2026-08-13 23:40:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr... | - |
| cdt.kr | ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr, ns4.hosting.co.kr | - |
✅ Authoritative Response
Server:121.254.170.12
NS records: ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr, ns4.hosting.co.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdt.kr (unsigned zone)
⏱️ Timing
Total: 1832ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 75.2.0.44, 99.83.248.72 |
| NS | 4 | ns3.hosting.co.kr, ns4.hosting.co.kr... |
| SOA | 1 | ns1.hosting.co.kr admin.cdt.kr |
Analysis
IP Addresses
cdt.kr resolves to the IP addresses 75.2.0.44 and 99.83.248.72
Additional host names — bokdeokbang.com, dongwha.net, changhyun.com and two others — share IP numbers with cdt.kr.
Name Servers
cdt.kr has four authoritative name servers: ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr.
cdt.kr shares at least some of its name servers with other domains, including mbble.com, sr3.kr, serivires.com and two others.
ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr each resolve to a single IP address: ns1.hosting.co.kr resolves to 121.254.170.11, ns2.hosting.co.kr resolves to 43.201.141.93, ns3.hosting.co.kr resolves to 121.254.170.12 and ns4.hosting.co.kr resolves to 43.201.141.93.
The host names ns2.hosting.co.kr and ns4.hosting.co.kr both resolve to 43.201.141.93 IP addresses.