ibtstudy.com - dns.ninja
ibtstudy.com
| 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🇰🇷 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@ibtstudy.com serial=3 | ||||||
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=1782840761 | ||||||
Same first word
ibtstudy.com |
Similar names
DNS History
11 records (6 active, 5 former)
●NSns1.hosting.co.kr2015-07-08 → 2026-06-30 · 3 obs
● 2015-07-08 15:33:16
● 2026-06-30 17:52:20
●NSns2.hosting.co.kr2015-07-08 → 2026-06-30 · 3 obs
● 2015-07-08 15:33:16
● 2026-06-30 17:52:20
●NSns3.hosting.co.kr2026-02-14 → 2026-06-30 · 3 obs
● 2026-02-14 21:41:52
● 2026-06-30 17:52:20
●NSns4.hosting.co.kr2026-02-14 → 2026-06-30 · 3 obs
● 2026-02-14 21:41:52
● 2026-06-30 17:52:20
○NSns7.ixwebhosting.com2008-03-09 → 2008-03-09 · 3 obs
○ 2015-07-08 15:33:16
○ 2026-06-30 17:52:20
○NSns8.ixwebhosting.com2008-03-09 → 2008-03-09 · 3 obs
○ 2015-07-08 15:33:16
○ 2026-06-30 17:52:20
○MXmail67.ixwebhosting.com2008-03-09 → 2008-03-09 · 3 obs
○ 2015-07-08 15:33:16
○ 2026-06-30 17:52:20
○A211.234.63.2322015-07-08 → 2016-09-24 · 5 obs
● 2015-07-08 15:33:16
● 2016-09-24 05:54:46
○ 2026-02-14 21:41:52
○ 2026-06-30 17:52:20
●A75.2.85.422026-02-14 → 2026-06-30 · 5 obs
● 2026-02-14 21:41:52
○ 2026-04-17 15:55:04
● 2026-05-04 01:34:54
● 2026-06-30 17:52:20
○A76.163.18.452008-03-09 → 2008-03-09 · 3 obs
○ 2015-07-08 15:33:16
○ 2026-06-30 17:52:20
●A99.83.196.712026-02-14 → 2026-06-30 · 5 obs
● 2026-02-14 21:41:52
○ 2026-04-17 15:55:04
● 2026-05-04 01:34:54
● 2026-06-30 17:52:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ibtstudy.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 ibtstudy.com (unsigned zone)
⏱️ Timing
Total: 1165ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 75.2.85.42, 99.83.196.71 |
| NS | 4 | ns4.hosting.co.kr, ns2.hosting.co.kr... |
| SOA | 1 | ns1.hosting.co.kr admin.ibtstudy.com |
Analysis
IP Addresses
ibtstudy.com directs to two IP numbers, 75.2.85.42 and 99.83.196.71
futureme.kr, smarteasy.com, 33apt.com and two other host names share IP numbers with ibtstudy.com.
Name Servers
The authoritative name servers for ibtstudy.com are ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr.
ibtstudy.com shares at least some of its name servers with other domains, including mexel.net, freesoft.kr, budek.com and two others.
Each of ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr has exactly one IP address — 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 and ns4.hosting.co.kr points to 43.201.141.93. Note that ns2.hosting.co.kr and ns4.hosting.co.kr share the address 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.