ebtech.co.kr - dns.ninja
ebtech.co.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 27.0.236.139🇰🇷 KAKAO-PG127.0.236.0/22 Kakao Corp. | ||||||
| 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 | ||||||
| TXT | v=spf1 include:_spf.daum.net ~all | ||||||
| SOA | ns1.hosting.co.kradmin@ebtech.co.kr serial=8 | ||||||
co.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=2609290516 | ||||||
Previously NS for
ebtech.co.kr |
Same first word
Similar names
Previous names
Next names
DNS History
15 records (7 active, 8 former)
○NSebtech.co.kr2015-07-11 → 2017-09-29 · 7 obs
● 2017-02-11 06:46:08
○ 2017-06-08 05:26:26
● 2017-07-02 17:27:20
● 2017-09-29 04:42:20
○ 2026-08-19 12:01:50
○ 2026-09-28 21:28:58
○NSns.cafe24.com2015-07-11 → 2017-09-29 · 7 obs
● 2017-02-11 06:46:08
○ 2017-06-08 05:26:26
● 2017-07-02 17:27:20
● 2017-09-29 04:42:20
○ 2026-08-19 12:01:50
○ 2026-09-28 21:28:58
○NSns0.cafe24.com2015-07-11 → 2017-09-29 · 7 obs
● 2017-02-11 06:46:08
○ 2017-06-08 05:26:26
● 2017-07-02 17:27:20
● 2017-09-29 04:42:20
○ 2026-08-19 12:01:50
○ 2026-09-28 21:28:58
○NSns1.cafe24.com2015-07-11 → 2017-09-29 · 7 obs
● 2017-02-11 06:46:08
○ 2017-06-08 05:26:26
● 2017-07-02 17:27:20
● 2017-09-29 04:42:20
○ 2026-08-19 12:01:50
○ 2026-09-28 21:28:58
●NSns1.hosting.co.kr2026-08-19 → 2026-09-28 · 3 obs
● 2026-08-19 12:01:50
● 2026-09-28 21:28:58
○NSns2.cafe24.com2015-07-11 → 2017-09-29 · 7 obs
● 2017-02-11 06:46:08
○ 2017-06-08 05:26:26
● 2017-07-02 17:27:20
● 2017-09-29 04:42:20
○ 2026-08-19 12:01:50
○ 2026-09-28 21:28:58
●NSns2.hosting.co.kr2026-08-19 → 2026-09-28 · 3 obs
● 2026-08-19 12:01:50
● 2026-09-28 21:28:58
●NSns3.hosting.co.kr2026-08-19 → 2026-09-28 · 3 obs
● 2026-08-19 12:01:50
● 2026-09-28 21:28:58
●NSns4.hosting.co.kr2026-08-19 → 2026-09-28 · 3 obs
● 2026-08-19 12:01:50
● 2026-09-28 21:28:58
●MXalt.aspmx.daum.net2026-08-19 → 2026-09-28 · 9 obs
● 2026-08-19 12:01:50
○ 2026-08-30 12:03:56
● 2026-09-08 00:28:12
○ 2026-09-09 00:22:22
● 2026-09-22 14:40:08
○ 2026-09-27 00:04:06
● 2026-09-28 17:35:08
● 2026-09-28 21:28:58
●MXaspmx.daum.net2026-08-19 → 2026-09-28 · 9 obs
● 2026-08-19 12:01:50
○ 2026-08-30 12:03:56
● 2026-09-08 00:28:12
○ 2026-09-09 00:22:22
● 2026-09-22 14:40:08
○ 2026-09-27 00:04:06
● 2026-09-28 17:35:08
● 2026-09-28 21:28:58
○MXbackupmail-001.cafe24.com2015-07-11 → 2016-06-21 · 4 obs
● 2016-06-21 22:19:14
○ 2017-02-11 06:46:08
○ 2026-09-28 21:28:58
○MXwebmail-028.cafe24.com2015-07-11 → 2017-09-29 · 7 obs
● 2017-02-11 06:46:08
○ 2017-06-08 05:26:26
● 2017-07-02 17:27:20
● 2017-09-29 04:42:20
○ 2026-08-19 12:01:50
○ 2026-09-28 21:28:58
○A211.196.153.942015-07-11 → 2016-06-21 · 4 obs
● 2016-06-21 22:19:14
○ 2017-02-11 06:46:08
○ 2026-09-28 21:28:58
●A27.0.236.1392026-08-19 → 2026-09-28 · 9 obs
● 2026-08-19 12:01:50
○ 2026-08-30 12:03:56
● 2026-09-08 00:28:12
○ 2026-09-09 00:22:22
● 2026-09-22 14:40:08
○ 2026-09-27 00:04:06
● 2026-09-28 17:35:08
● 2026-09-28 21:28:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr... | - |
| ebtech.co.kr | ns4.hosting.co.kr, ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr | 4 records |
✅ Authoritative Response
Server:121.254.170.12
NS records: ns4.hosting.co.kr, ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ebtech.co.kr (unsigned zone)
⏱️ Timing
Total: 1058ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 27.0.236.139 |
| NS | 4 | ns1.hosting.co.kr, ns2.hosting.co.kr... |
| MX | 2 | alt.aspmx.daum.net (pri: 20), aspmx.daum.net (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.daum.net ~all |
| SOA | 1 | ns1.hosting.co.kr admin.ebtech.co.kr |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns4.hosting.co.kr, ns3.hosting.co.kr, ns2.hosting.co.kr...)
Analysis
IP Addresses
ebtech.co.kr points to a single IP number: 27.0.236.139.
Additional host names — fromarchitecture.com, 1stdaycom.com, comlover.net and two others — share IP numbers with ebtech.co.kr.
Name Servers
ebtech.co.kr has four authoritative name servers: ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr.
There is at least partial name server overlap between ebtech.co.kr and other domains — aijaram.com, coconutjuice.co.kr, xn--ox2bw6l5vegrp.com and two more among them.
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.
Host names pointing to 43.201.141.93 IP addresses: ns2.hosting.co.kr and ns4.hosting.co.kr.
Mail Servers
ebtech.co.kr has two mail servers: aspmx.daum.net and alt.aspmx.daum.net.
ebtech.co.kr shares the same mail server setup as other domains, including jtwo.co.kr, modueplatform.com, 0u0.kr and two others.
ebtech.co.kr has mail servers in common with other domains — for example lightree.kr, pestec.co.kr and aini87.com.
Both aspmx.daum.net and alt.aspmx.daum.net have a single IP address, 121.53.85.23, and share it.
Host names pointing to 121.53.85.23 IP addresses: aspmx.daum.net and alt.aspmx.daum.net.