btcnet.com - robtex.com
btcnet.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.254.178.233🇰🇷 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 2026-03-07 #22 | ||||||
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=1776111872 | ||||||
Subdomains
Same first word
Similar names
DNS History
14 records (3 active, 11 former)
●NSns.domainca.com2026-03-28 → 2026-04-13 · 3 obs
● 2026-03-28 10:21:52
● 2026-04-13 20:25:54
○NSns1.domainapps.com2015-07-19 → 2015-07-19 · 3 obs
○ 2015-11-24 05:29:46
○ 2026-04-13 20:25:54
○NSns1.hosting.co.kr2020-04-04 → 2020-04-04 · 4 obs
● 2020-04-04 14:09:30
○ 2026-03-28 10:21:52
○ 2026-04-13 20:25:54
○NSns1.parkingcrew.net2015-11-24 → 2017-03-24 · 5 obs
● 2015-11-24 05:29:46
● 2017-03-24 01:14:36
○ 2020-04-04 14:09:30
○ 2026-04-13 20:25:54
○NSns2.domainapps.com2015-07-19 → 2015-07-19 · 3 obs
○ 2015-11-24 05:29:46
○ 2026-04-13 20:25:54
●NSns2.domainca.com2026-03-28 → 2026-04-13 · 3 obs
● 2026-03-28 10:21:52
● 2026-04-13 20:25:54
○NSns2.hosting.co.kr2020-04-04 → 2020-04-04 · 4 obs
● 2020-04-04 14:09:30
○ 2026-03-28 10:21:52
○ 2026-04-13 20:25:54
○NSns2.parkingcrew.net2015-11-24 → 2017-03-24 · 5 obs
● 2015-11-24 05:29:46
● 2017-03-24 01:14:36
○ 2020-04-04 14:09:30
○ 2026-04-13 20:25:54
○MXmail.h-email.net2015-11-24 → 2017-03-24 · 4 obs
● 2017-03-24 01:14:36
○ 2020-04-04 14:09:30
○ 2026-04-13 20:25:54
●A121.254.178.2332026-03-28 → 2026-04-13 · 3 obs
● 2026-03-28 10:21:52
● 2026-04-13 20:25:54
○A185.53.178.62015-11-24 → 2016-04-05 · 5 obs
● 2015-11-24 05:29:46
● 2016-04-05 17:50:12
○ 2017-03-24 01:14:36
○ 2026-04-13 20:25:54
○A185.53.179.62017-03-24 → 2017-03-24 · 4 obs
● 2017-03-24 01:14:36
○ 2020-04-04 14:09:30
○ 2026-04-13 20:25:54
○A211.234.63.2322020-04-04 → 2020-04-04 · 4 obs
● 2020-04-04 14:09:30
○ 2026-03-28 10:21:52
○ 2026-04-13 20:25:54
○A74.117.116.812015-07-19 → 2015-07-19 · 3 obs
○ 2015-11-24 05:29:46
○ 2026-04-13 20:25:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net... | - |
| btcnet.com | ns.domainca.com, ns2.domainca.com | 2 records |
✅ Authoritative Response
Server:121.78.117.39
NS records: ns.domainca.com, ns2.domainca.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for btcnet.com (unsigned zone)
⏱️ Timing
Total: 485ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.254.178.233 |
| 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
Hierarchy
btcnet.com is a parent of mail02.btcnet.com and mail03.btcnet.com.
IP Addresses
btcnet.com points to a single IP address: 121.254.178.233.
Other host names such as smartbig.net, apceiu.org, nanoplus.co.kr, hyundaiform.com and care365.net share IPs with btcnet.com.
Name Servers
Two name servers ns2.domainca.com and ns.domainca.com handle the delegation for btcnet.com.
btcnet.com shares the same name server setup as other domains, for example cutmodel.com, fecoin.com, netplayers.com, bioroot.com and imisa.com.
btcnet.com shares name servers with other domains at least partially, for instance gtc.co.kr.
Host names with one IP number:
ns2.domainca.com points to 20.200.205.248; ns.domainca.com points to 43.201.170.100.