linkstudy.com - dns.ninja
linkstudy.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.4.221.51🇰🇷 HCLC-AS-KR210.4.221.0/24 Korea Internet & Security Agency (KISA) Seocho-ro 398, Seocho-gu, Seoul, Korea | ||||||
| PTR | lnx1.topmania.com | ||||||
| NS | ns2.topmania.com ⭐ | ||||||
| A | 3.37.40.5🇰🇷 Amazon3.36.0.0/14 EC2 ICN prefix | ||||||
| PTR | ns2.topmania.com | ||||||
| NS | ns.topmania.com | ||||||
| A | 210.4.221.11🇰🇷 HCLC-AS-KR210.4.221.0/24 Korea Internet & Security Agency (KISA) Seocho-ro 398, Seocho-gu, Seoul, Korea | ||||||
| PTR | ns.topmania.com | ||||||
| SOA | ns.topmania.commaster@topmania.com 2021-10-08 #1 | ||||||
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=1781475405 | ||||||
Same first word
linkstudy.com.br |
linkstudy.ch |
linkstudy.com |
Similar names
DNS History
3 records (3 active, 0 former)
●NSns.topmania.com2015-07-21 → 2026-06-14 · 2 obs
● 2026-06-14 22:46:58
●NSns2.topmania.com2015-07-21 → 2026-06-14 · 2 obs
● 2026-06-14 22:46:58
●A210.4.221.512015-07-21 → 2026-06-14 · 2 obs
● 2026-06-14 22:46:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| linkstudy.com | ns2.topmania.com, ns.topmania.com | 2 records |
✅ Authoritative Response
Server:210.4.221.11
NS records: ns2.topmania.com, ns.topmania.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linkstudy.com (unsigned zone)
⏱️ Timing
Total: 488ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.4.221.51 |
| NS | 2 | ns.topmania.com, ns2.topmania.com |
| SOA | 1 | ns.topmania.com master.topmania.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.topmania.com, ns.topmania.com)
Analysis
IP Addresses
linkstudy.com resolves to just one IP address, 210.4.221.51.
Two other host names, along with nuri.cc, www.nuri.cc and komecs.co.kr, also share IP numbers with linkstudy.com.
Name Servers
linkstudy.com has two authoritative name servers — ns2.topmania.com and ns.topmania.com.
linkstudy.com shares its NS records with other domains, for example own09.co.kr, koem.co.kr, kmleather.com and two others.
The name servers for linkstudy.com are at least partly shared with other domains such as topmania.com, topmania.co.kr, keicorp.co.kr and newbig.com.
It is common to find these name servers paired with the name servers ns3.topmania.com.
ns2.topmania.com directs to 3.37.40.5 and ns.topmania.com directs to 210.4.221.11; each host name points to exactly one IP number.