studyforce.co.kr - dns.ninja
studyforce.co.kr
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=2606240859 | ||||||
Subdomains
Same first word
studyforce.net |
studyforce.com |
studyforce.co.kr |
DNS History
13 records (7 active, 6 former)
●NSns-1084.awsdns-07.org2026-03-26 → 2026-06-24 · 3 obs
● 2026-03-26 22:49:50
● 2026-06-24 09:17:22
●NSns-1823.awsdns-35.co.uk2026-03-26 → 2026-06-24 · 3 obs
● 2026-03-26 22:49:50
● 2026-06-24 09:17:22
●NSns-372.awsdns-46.com2026-03-26 → 2026-06-24 · 3 obs
● 2026-03-26 22:49:50
● 2026-06-24 09:17:22
●NSns-920.awsdns-51.net2026-03-26 → 2026-06-24 · 3 obs
● 2026-03-26 22:49:50
● 2026-06-24 09:17:22
○NSns25.dnszi.com2015-06-27 → 2018-08-27 · 4 obs
● 2018-08-27 16:52:24
○ 2026-03-26 22:49:50
○ 2026-06-24 09:17:22
○NSns66.dnszi.com2015-06-27 → 2018-08-27 · 4 obs
● 2018-08-27 16:52:24
○ 2026-03-26 22:49:50
○ 2026-06-24 09:17:22
○NSns71.dnszi.com2015-06-27 → 2018-08-27 · 4 obs
● 2018-08-27 16:52:24
○ 2026-03-26 22:49:50
○ 2026-06-24 09:17:22
○NSns88.dnszi.com2015-06-27 → 2018-08-27 · 4 obs
● 2018-08-27 16:52:24
○ 2026-03-26 22:49:50
○ 2026-06-24 09:17:22
○NSns9.dnszi.com2015-06-27 → 2018-08-27 · 4 obs
● 2018-08-27 16:52:24
○ 2026-03-26 22:49:50
○ 2026-06-24 09:17:22
●A14.63.200.132026-03-26 → 2026-06-24 · 3 obs
● 2026-03-26 22:49:50
● 2026-06-24 09:17:22
○A14.63.213.612015-06-27 → 2018-08-27 · 4 obs
● 2018-08-27 16:52:24
○ 2026-03-26 22:49:50
○ 2026-06-24 09:17:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | b.dns.kr, g.dns.kr, d.dns.kr, e.dns.kr... | - |
| studyforce.co.kr | ns-920.awsdns-51.net, ns-1084.awsdns-07.org, ns-1823.awsdns-35.co.uk, ns-372.awsdns-46.com | - |
✅ Authoritative Response
Server:205.251.195.152
NS records: ns-920.awsdns-51.net, ns-1084.awsdns-07.org, ns-1823.awsdns-35.co.uk, ns-372.awsdns-46.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studyforce.co.kr (unsigned zone)
⏱️ Timing
Total: 1664ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 14.63.200.13 |
| NS | 4 | ns-1084.awsdns-07.org, ns-1823.awsdns-35.co.uk... |
| MX | 2 | aspmx1.naver.com (pri: 10), aspmx2.naver.com (pri: 20) |
| TXT | 1 | v=spf1 include:spf.naver.com ~all |
| SOA | 1 | ns-1084.awsdns-07.org awsdns-hostmaster. |
Analysis
Hierarchy
studyforce.co.kr is the parent domain of www.studyforce.co.kr and img.studyforce.co.kr.
IP Addresses
studyforce.co.kr points to a single IP number: 14.63.200.13.
Other host names, among them img.studyforce.co.kr and www.studyforce.co.kr, have IP numbers in common with studyforce.co.kr.
Name Servers
studyforce.co.kr has four authoritative name servers: ns-372.awsdns-46.com, ns-920.awsdns-51.net, ns-1084.awsdns-07.org and ns-1823.awsdns-35.co.uk.
At least some of studyforce.co.kr's name servers are shared with other domains, for example gjfuneral.com, snoopy.protmv.com, webbio.dev and two more.
These name servers are frequently paired with the name servers ns-1498.awsdns-59.org, ns-460.awsdns-57.com, ns1.tukios.net and two others.
Four hostnames, each resolving to a pair of IP addresses: ns-372.awsdns-46.com directs to 205.251.193.116 and 2600:9000:5301:7400::1; ns-920.awsdns-51.net directs to 205.251.195.152 and 2600:9000:5303:9800::1; ns-1084.awsdns-07.org directs to 205.251.196.60 and 2600:9000:5304:3c00::1; ns-1823.awsdns-35.co.uk directs to 205.251.199.31 and 2600:9000:5307:1f00::1.
Mail Servers
studyforce.co.kr has two mail servers: aspmx1.naver.com and aspmx2.naver.com.
studyforce.co.kr shares the same mail server setup as other domains, including choigolf.com, espotec.com, prgood.com and two others.
studyforce.co.kr shares mail servers — at least in part — with other domains, including kblnt.com, cuvice.co.kr, aspmx1.naver.com.datumcentral.net and two others.
aspmx1.naver.com and aspmx2.naver.com share one IP address between them — 125.209.209.251.
These two host names — aspmx1.naver.com and aspmx2.naver.com — each point to 125.209.209.251 IP addresses.