tcu.kr - robtex.com
tcu.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 75.2.85.42🇺🇸 Amazon75.2.80.0/20 | ||||||
| PTR | a4c6c51f8b10d0080.awsglobalaccelerator.com | ||||||
| A | 99.83.196.71🇺🇸 Amazon99.83.192.0/20 | ||||||
| NS | ns1.hosting.co.kr ⭐ | ||||||
| A | 121.254.170.11 | ||||||
| NS | ns2.hosting.co.kr | ||||||
| A | 43.201.141.93 | ||||||
| NS | ns3.hosting.co.kr | ||||||
| A | 121.254.170.12 | ||||||
| NS | ns4.hosting.co.kr | ||||||
| A | 43.201.141.93 | ||||||
| SOA | ns1.hosting.co.kradmin@tcu.kr serial=1 | ||||||
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=2607021062 | ||||||
Same first word
Similar names
DNS History
11 records (6 active, 5 former)
○NSns.nskorea.net2015-08-25 → 2017-01-25 · 4 obs
● 2017-01-25 03:42:18
○ 2026-04-07 12:06:32
○ 2026-07-02 18:22:58
●NSns1.hosting.co.kr2026-06-03 → 2026-07-02 · 3 obs
● 2026-06-03 19:48:30
● 2026-07-02 18:22:58
●NSns2.hosting.co.kr2026-06-03 → 2026-07-02 · 3 obs
● 2026-06-03 19:48:30
● 2026-07-02 18:22:58
○NSns2.nskorea.net2015-08-25 → 2017-01-25 · 4 obs
● 2017-01-25 03:42:18
○ 2026-04-07 12:06:32
○ 2026-07-02 18:22:58
●NSns3.hosting.co.kr2026-06-03 → 2026-07-02 · 3 obs
● 2026-06-03 19:48:30
● 2026-07-02 18:22:58
○NSns3.nskorea.net2015-08-25 → 2017-01-25 · 4 obs
● 2017-01-25 03:42:18
○ 2026-04-07 12:06:32
○ 2026-07-02 18:22:58
●NSns4.hosting.co.kr2026-06-03 → 2026-07-02 · 3 obs
● 2026-06-03 19:48:30
● 2026-07-02 18:22:58
○MXmail12.ymail.net2015-08-25 → 2017-01-25 · 4 obs
● 2017-01-25 03:42:18
○ 2026-04-07 12:06:32
○ 2026-07-02 18:22:58
○A222.231.2.1282015-08-25 → 2017-01-25 · 4 obs
● 2017-01-25 03:42:18
○ 2026-04-07 12:06:32
○ 2026-07-02 18:22:58
●A75.2.85.422026-06-03 → 2026-07-02 · 3 obs
● 2026-06-03 19:48:30
● 2026-07-02 18:22:58
●A99.83.196.712026-06-03 → 2026-07-02 · 3 obs
● 2026-06-03 19:48:30
● 2026-07-02 18:22:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | e.dns.kr, b.dns.kr, g.dns.kr, c.dns.kr... | - |
| tcu.kr | ns1.hosting.co.kr, ns4.hosting.co.kr, ns3.hosting.co.kr, ns2.hosting.co.kr | - |
✅ Authoritative Response
Server:121.254.170.11
NS records: ns1.hosting.co.kr, ns4.hosting.co.kr, ns3.hosting.co.kr, ns2.hosting.co.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tcu.kr (unsigned zone)
⏱️ Timing
Total: 2436ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 99.83.196.71, 75.2.85.42 |
| NS | 4 | ns3.hosting.co.kr, ns4.hosting.co.kr... |
| SOA | 1 | ns1.hosting.co.kr admin.tcu.kr |
Analysis
IP Addresses
tcu.kr resolves to the IP addresses 75.2.85.42 and 99.83.196.71
bobpool.com, cloneoffice.com, dayul.net and two other host names share IP numbers with tcu.kr.
Name Servers
The authoritative name servers for tcu.kr are ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr.
tcu.kr partially shares its NS delegation with several other domains, including itemfull.com, k-stardate.com, codebook.co.kr and two others.
The host names ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr each point to one IP number: ns1.hosting.co.kr points to 121.254.170.11. ns2.hosting.co.kr points to 43.201.141.93. ns3.hosting.co.kr points to 121.254.170.12. ns4.hosting.co.kr points to 43.201.141.93.
Both ns2.hosting.co.kr and ns4.hosting.co.kr resolve to 43.201.141.93 IP addresses each.