skystudy.com - dns.ninja
skystudy.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.254.178.253🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| NS | ns2.domainca.com ⭐ | ||||||
| A | 20.200.205.248🇰🇷 Microsoft20.192.0.0/10 | ||||||
| NS | ns.domainca.com | ||||||
| A | 43.201.170.100🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix | ||||||
| PTR | ec2-43-201-170-100.ap-northeast-2.compute.amazonaws.com | ||||||
| SOA | ns.domainca.comroot@domainca.com serial=1605469272 | ||||||
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=1782926951 | ||||||
Same first word
Similar names
DNS History
6 records (3 active, 3 former)
●NSns.domainca.com2015-06-09 → 2026-07-01 · 2 obs
● 2026-07-01 17:37:28
●NSns2.domainca.com2015-06-09 → 2026-07-01 · 2 obs
● 2026-07-01 17:37:28
○A121.254.178.2502015-10-27 → 2016-11-30 · 5 obs
● 2015-10-27 02:24:46
● 2016-11-30 01:44:22
○ 2026-03-28 07:30:02
○ 2026-07-01 17:37:28
●A121.254.178.2532026-03-28 → 2026-07-01 · 3 obs
● 2026-03-28 07:30:02
● 2026-07-01 17:37:28
○A211.106.65.1112015-06-09 → 2015-06-09 · 3 obs
○ 2015-10-27 02:24:46
○ 2026-07-01 17:37:28
○A211.106.65.1122015-06-09 → 2015-06-09 · 3 obs
○ 2015-10-27 02:24:46
○ 2026-07-01 17:37:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| skystudy.com | ns.domainca.com, ns2.domainca.com | 2 records |
✅ Authoritative Response
Server:43.201.170.100
NS records: ns.domainca.com, ns2.domainca.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for skystudy.com (unsigned zone)
⏱️ Timing
Total: 3429ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.254.178.253 |
| NS | 2 | ns.domainca.com, ns2.domainca.com |
| SOA | 1 | ns.domainca.com root.domainca.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.domainca.com, ns2.domainca.com)
Analysis
IP Addresses
skystudy.com points to a single IP number: 121.254.178.253.
Additional host names — drag.name, kwonminsu.com, waveit.com and two others — share IP numbers with skystudy.com.
Name Servers
skystudy.com is served by two delegated name servers, ns2.domainca.com and ns.domainca.com.
skystudy.com shares its name server setup with other domains, including wonche.com, landpia.com, clonde.com and two others.
The DNS delegation for skystudy.com at least partly coincides with that of other domains, dingdong.co.kr being one example.
ns2.domainca.com and ns.domainca.com each resolve to one IP number: ns2.domainca.com points to 20.200.205.248 and ns.domainca.com points to 43.201.170.100.