learn.co.kr - robtex.com
learn.co.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 115.68.220.149🇰🇷 SMILESERV-AS-KR115.68.128.0/17 | ||||||
| NS | ns3.dnszi.com ⭐ | ||||||
| A | 121.78.251.20🇰🇷 KINXIDC-AS-KR121.78.224.0/19 KINX-Net | ||||||
| NS | ns18.dnszi.com | ||||||
| A | 121.78.72.36🇰🇷 KINXIDC-AS-KR121.78.72.0/24 KINX-IDC | ||||||
| PTR | ns18.dnszi.com | ||||||
| NS | ns51.dnszi.com ⚠️ Not in parent delegation | ||||||
| A | 27.1.16.81🇰🇷 DAOU-AS-KR27.1.16.0/22 DAOU Tech | ||||||
| PTR | ns51.dnszi.com | ||||||
| NS | ns62.dnszi.com ⚠️ Not in parent delegation | ||||||
| A | 58.120.225.167🇰🇷 SKB-NET58.120.0.0/13 auto-generated route object for 58.120.0.0/13 | ||||||
| PTR | ns62.dnszi.com | ||||||
| NS | ns74.dnszi.com ⚠️ Not in parent delegation | ||||||
| A | 121.78.251.26🇰🇷 KINXIDC-AS-KR121.78.224.0/19 KINX-Net | ||||||
| SOA | ns3.dnszi.comroot@dnszi.com 2025-04-28 #5 | ||||||
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=2606050961 | ||||||
WOT: UNKNOWN (62/100)
Same first word
Similar names
DNS History
11 records (6 active, 5 former)
○NSns.nskorea.com2015-08-10 → 2017-03-28 · 4 obs
● 2017-03-28 22:22:38
○ 2026-05-23 12:31:26
○ 2026-06-05 12:54:36
●NSns18.dnszi.com2026-05-23 → 2026-06-05 · 3 obs
● 2026-05-23 12:31:26
● 2026-06-05 12:54:36
○NSns2.nskorea.com2015-08-10 → 2017-03-28 · 4 obs
● 2017-03-28 22:22:38
○ 2026-05-23 12:31:26
○ 2026-06-05 12:54:36
●NSns3.dnszi.com2026-05-23 → 2026-06-05 · 3 obs
● 2026-05-23 12:31:26
● 2026-06-05 12:54:36
○NSns3.nskorea.com2015-08-10 → 2017-03-28 · 4 obs
● 2017-03-28 22:22:38
○ 2026-05-23 12:31:26
○ 2026-06-05 12:54:36
●NSns51.dnszi.com2026-05-23 → 2026-06-05 · 3 obs
● 2026-05-23 12:31:26
● 2026-06-05 12:54:36
●NSns62.dnszi.com2026-05-23 → 2026-06-05 · 3 obs
● 2026-05-23 12:31:26
● 2026-06-05 12:54:36
●NSns74.dnszi.com2026-05-23 → 2026-06-05 · 3 obs
● 2026-05-23 12:31:26
● 2026-06-05 12:54:36
○MXmail3.ymail.net2015-08-10 → 2017-03-28 · 4 obs
● 2017-03-28 22:22:38
○ 2026-05-23 12:31:26
○ 2026-06-05 12:54:36
●A115.68.220.1492026-05-23 → 2026-06-05 · 3 obs
● 2026-05-23 12:31:26
● 2026-06-05 12:54:36
○A222.231.2.1172015-08-10 → 2017-03-28 · 4 obs
● 2017-03-28 22:22:38
○ 2026-05-23 12:31:26
○ 2026-06-05 12:54:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr... | 10 records |
| learn.co.kr | ns3.dnszi.com, ns18.dnszi.com | - |
✅ Authoritative Response
Server:121.78.251.20
NS records: ns3.dnszi.com, ns18.dnszi.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for learn.co.kr (unsigned zone)
⏱️ Timing
Total: 1919ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 115.68.220.149 |
| NS | 5 | ns62.dnszi.com, ns51.dnszi.com... |
| SOA | 1 | ns3.dnszi.com root.dnszi.com |
📌 Glue Records Collected
Total: 10
In-bailiwick: 10 (b.dns.kr, c.dns.kr, d.dns.kr...)
Analysis
IP Addresses
learn.co.kr directs to one IP number, which is 115.68.220.149.
Among the host names that share IP numbers with learn.co.kr are ns1.barom.net.rope.kr, www.shopportal.co.kr, mail.rope.kr and two others.
Name Servers
learn.co.kr delegates to 5 name servers — ns18.dnszi.com, ns3.dnszi.com and ns51.dnszi.com among them, along with two more.
learn.co.kr partially shares its NS delegation with several other domains, including petdol.com, solyeon.com, km114.kr and two others.
These name servers are regularly seen alongside ns62.dnszi.com and ns74.dnszi.com as name servers.
Host names with one IP number:
ns18.dnszi.com has the IP address 121.78.72.36.
ns3.dnszi.com has the IP address 121.78.251.20.
ns51.dnszi.com has the IP address 27.1.16.81.
ns62.dnszi.com has the IP address 58.120.225.167.
ns74.dnszi.com has the IP address 121.78.251.26.